The physiological case for specialized care begins long before the first incision. Even in the absence of overt disease, aging produces organ-specific changes that erode physiological reserve and impair homeostasis. Cardiovascular stiffness reduces the heart’s ability to buffer the stress of anesthesia, declining renal function prolongs the elimination of drugs and their metabolites, and age-related shifts in body composition alter how anesthetic agents are distributed and cleared. The authors emphasize that these changes mean older patients are exquisitely sensitive to both under- and over-treatment: too little hemodynamic support risks organ injury, while excessive sedation or fluid loading can tip a fragile balance into delirium, kidney failure, or prolonged recovery. Dosing, the 2025 American Society of Anesthesiologists advisory makes clear, should be individualized according to physiological rather than chronological age.

One of the review’s most counterintuitive findings concerns preoperative testing. Despite the multiple comorbidities typical of geriatric patients, one study found that only 12.9 percent presented significant abnormalities in preoperative blood tests, and laboratory findings were not significant predictors of postoperative complications. Excessive testing, the authors warn, may increase distress and delay time-sensitive surgery without improving outcomes. Instead, the evidence supports a targeted approach: a thorough history and physical examination should guide which investigations are actually needed. Resting electrocardiography is recommended for patients aged 65 and over undergoing intermediate- or high-risk surgery, echocardiography is reserved for suspected valvular disease or unexplained dyspnea, and routine stress testing before low-risk procedures is explicitly not recommended. In emergency surgery, where mortality and complication rates are substantially higher, evaluation should focus only on factors that will immediately influence management.

Cardiac risk assessment occupies a central place in the review, and here the authors highlight a critical gap. The Revised Cardiac Risk Index, long the workhorse of perioperative cardiology, incorporates six variables including ischemic heart disease, heart failure, and high-risk surgery. Yet growing evidence suggests that in patients aged 80 and above, the RCRI may systematically underestimate perioperative cardiac risk. To compensate, contemporary guidelines recommend biomarker surveillance: preoperative B-type natriuretic peptide measurement for older patients facing intermediate- or high-risk surgery, and high-sensitivity cardiac troponin measured before surgery and at 24 and 48 hours afterward. The rationale is compelling—perioperative myocardial injury is frequently asymptomatic, and even modest postoperative troponin elevations are independently associated with increased short-term mortality. However, the authors caution that biomarker thresholds have largely been validated in mixed-age populations, leaving their optimal application in the oldest patients uncertain.

Beyond the heart, the review identifies frailty as perhaps the single most important concept in modern geriatric perioperative medicine. Defined as a state of decreased physiological reserve and increased vulnerability to stressors, frailty predicts postoperative complications, prolonged hospitalization, institutionalization, loss of independence, and death more powerfully than age itself. The Clinical Frailty Scale, a simple scoring tool with demonstrated interrater reliability among perioperative clinicians, is emerging as a candidate for routine incorporation into standard preoperative evaluation. Closely related is sarcopenia—low muscle strength, reduced muscle mass, and impaired physical performance—which a meta-analysis of 43 studies linked to a fourfold increase in postoperative complications and a doubling of 30-day mortality after gastroenterological cancer surgery. Crucially, both conditions should be regarded as potentially modifiable rather than fixed: multimodal prehabilitation combining exercise, nutritional optimization, and medication review has been shown in meta-analyses to improve muscle mass, strength, gait speed, and postoperative outcomes in frail older patients.

Nutrition emerges as another underappreciated pillar of preoperative preparation. Malnutrition affects up to 22 percent of hospitalized older adults and 30 percent of those in long-term care, and the surgical period compounds the problem through increased catabolism, reduced appetite, gastrointestinal dysfunction, fasting requirements, and the deleterious effects of medications. Body mass index, the review notes, has limited utility in this population because fluid retention and altered body composition can mask true deficits. Validated screening tools fill the gap: the Nutritional Risk Screening 2002, derived from surgical trial data and endorsed by the American Association for the Surgery of Trauma, the simpler two-parameter Geriatric Nutritional Risk Index, and the widely used Mini Nutritional Assessment, which a recent meta-analysis of over 200,000 geriatric orthopedic patients linked to postoperative complications and mortality. Patients flagged as high risk warrant preoperative counseling, oral nutritional supplements, and, in severe cases, consideration of postponing elective surgery.

Cognitive function and mental health receive equally detailed attention. Cognitive screening should be a routine component of preoperative evaluation, with the three-minute Mini-Cog offering a practical balance of brevity and predictive value for postoperative delirium, while the Montreal Cognitive Assessment and Mini Mental State Examination serve as alternatives with different practical constraints. The review also flags sensory deficits—hearing and vision loss—as independent predictors of delirium, citing a cohort study in which patients deprived of hearing aids and glasses throughout the perioperative period had higher rates of delirium and lower quality-of-recovery scores. Depression, present in up to half of surgical patients, is associated with worse outcomes, yet screening remains inconsistent; one UK prospective study found that two-thirds of patients who screened positive for depression accepted referrals to mental health care. Sleep disturbances, too, contribute to worse cognition, greater pain perception, and falls.

Medication management is framed as a continuous thread running from admission to discharge. Polypharmacy, commonly defined as five or more concurrent medications, is nearly universal among older surgical patients and carries a cumulatively unfavorable benefit-to-risk profile. The STOPP/START criteria and the American Geriatrics Society Beers Criteria offer structured ways to identify potentially inappropriate medications and prescribing omissions, and a brief preoperative review can flag high-risk patients for geriatric referral. Anticoagulants and antiplatelet agents demand particular care: interruption balances procedural bleeding risk against thromboembolic danger, a calculation complicated in the oldest patients by declining renal function that prolongs the elimination of agents such as dabigatran. Discharge represents a second opportunity, when prescribing physicians should reconcile medication lists and deprescribe what was flagged preoperatively.

In the operating room and intensive care unit, the review’s technical recommendations center on hemodynamic stability and anesthetic depth. Intraoperative and postoperative hypotension are associated with myocardial injury, acute kidney injury, stroke, and death, and prolonged or profound blood pressure drops should be avoided whenever possible. Excessive depth of anesthesia, monitored with electroencephalography-based tools such as bispectral index, may contribute to delayed recovery and neurocognitive complications. Regional anesthetic techniques do not show consistent superiority over general anesthesia for mortality or delirium, but may reduce opioid exposure in selected patients. After surgery, enhanced recovery protocols—early mobilization within 24 hours, carbohydrate-containing oral hydration up to two hours before surgery, and early urinary catheter removal—have been shown in meta-analyses of older orthopedic and colorectal patients to reduce complications and shorten hospital stays, though epidural analgesia raises the risk of urinary retention with early catheter removal.

The final and arguably most sobering section addresses what happens after discharge. Postoperative delirium affects up to 50 percent of older surgical patients, compared with 2 to 3 percent of the general population, and a systematic review of more than 20,000 patients linked it to increased mortality, prolonged hospitalization, non-home discharge, and intensive care admission; its economic burden in the United States is estimated at roughly 164 billion dollars annually. Non-pharmacological prevention—geriatric consultation, cognitive stimulation, sensory aid preservation, treatment of underlying causes—remains first-line management, while antipsychotics carry safety concerns and benzodiazepines may worsen outcomes. Nearly 30 percent of older patients experience functional decline in the perioperative period, and for some the decline is irreversible. With no universally recognized post-discharge pathways and ongoing trials still underway, the authors conclude that individualized care plans built by interdisciplinary teams—surgeons, anesthetists, geriatricians, nurses, and rehabilitation specialists—are not a luxury but a necessity for a population whose numbers will only grow.

Subject of Research: Perioperative management of very old surgical patients, focusing on frailty, geriatric syndromes, and individualized interdisciplinary care

Article Title: Perioperative care in older adults: a narrative review

Article References: Szczeklik, W., Pasieka, P., Piotrowicz, K., & Włudarczyk, A. (2026). Perioperative care in older adults: a narrative review. European Geriatric Medicine. https://doi.org/10.1007/s41999-026-01617-5

Image Credits: AI Generated

DOI: 10.1007/s41999-026-01617-5

Keywords: perioperative care, older adults, frailty, sarcopenia, delirium, preoperative assessment, cardiac risk, malnutrition, polypharmacy, prehabilitation, ERAS, geriatric surgery

The study, published in European Geriatric Medicine by a team led by Marinus Fislage of Charité – University Medical Center Berlin, examined 618 patients aged 65 and older who were scheduled for elective surgery expected to last at least 60 minutes. None of the participants had dementia, and all had routinely obtained preoperative sodium measurements available. Using standard clinical thresholds, the researchers classified 31 patients, or 5.0 percent of the cohort, as hyponatremic, with sodium values ranging from 125 to 134 mmol/L, and 16 patients, or 2.6 percent, as hypernatremic, with values between 146 and 150 mmol/L. In total, only 7.5 percent of these older surgical patients carried any sodium abnormality before their operation, a figure that itself is informative about how uncommon clinically relevant dysnatremia is in an elective surgical population.

The raw numbers, however, were striking. Patients with abnormal sodium levels fared dramatically worse across every outcome the investigators tracked. Postoperative delirium, an acute and often devastating disturbance of attention and cognition that affects roughly one in five older surgical patients, occurred in 38.3 percent of the dysnatremia group compared with 20.8 percent of those with normal sodium. In-hospital mortality was more than tenfold higher, at 17.0 percent versus 1.6 percent. By 90 days after surgery, 27.7 percent of patients with abnormal sodium had died, compared with just 2.8 percent of the normonatremic group. Severe complications, graded as Clavien-Dindo class II or higher, affected 65.2 percent of the dysnatremia group against 38.4 percent of the rest. On the surface, these are the kinds of associations that make headlines and prompt calls for routine sodium-targeted interventions.

But the BioCog team asked a more demanding question than whether abnormal sodium and bad outcomes travel together. They wanted to know whether adding sodium to prediction models that already contain established clinical risk factors actually improves the models’ ability to distinguish which individual patients will suffer delirium, complications, or death. This distinction matters enormously in clinical practice. A variable can be strongly associated with an outcome in aggregate yet add almost nothing to individual-level prediction if its information is already captured by other variables, or if the abnormality is simply too rare to move the needle for the population as a whole. Confusing these two properties, association and incremental predictive value, is one of the most common pitfalls in biomarker research, and the study was explicitly designed to avoid it.

The methodological machinery the researchers deployed reflects that ambition. For each outcome, they built multivariable prediction models incorporating established clinical risk factors and then measured what happened when abnormal sodium was added. Discrimination, the model’s ability to separate patients who experience an outcome from those who do not, was quantified using the area under the receiver-operating characteristic curve, or AUROC, with bootstrap correction to guard against over-optimism. Calibration, whether predicted probabilities match observed event rates, was assessed with Brier scores, which penalize both discrimination failures and miscalibration. Postoperative delirium, the primary outcome, was assessed not by impression but with a battery of four validated diagnostic tests, a rigor that distinguishes BioCog from many chart-based delirium studies.

The verdict on delirium and complications was sobering. Adding dysnatremia to the delirium model nudged the AUROC from 0.71 to 0.72, but the bootstrap-corrected difference was a mere 0.0045, with a 95 percent confidence interval stretching from −0.0027 to 0.0199, a range that includes zero. For postoperative complications, the picture was nearly identical, with an optimism-corrected gain of 0.004 and a confidence interval of −0.0011 to 0.0124. Brier scores showed only marginal differences for these outcomes as well. In plain terms, knowing a patient’s sodium status before surgery tells a clinician almost nothing about that individual’s risk of delirium or complications beyond what age, comorbidity, type of surgery, and other established factors already reveal. The 38 percent delirium rate among dysnatremic patients is alarming, but with only 47 such patients in the cohort, the signal is too sparse and too entangled with other risk markers to sharpen anyone’s individual forecast.

Mortality told a subtler story. For in-hospital death, incorporating dysnatremia raised the optimism-corrected AUROC from 0.864 to 0.889, a difference of 0.023 with a confidence interval of 0.0046 to 0.0435 that excludes zero. For 90-day mortality, the bootstrap-validated C-index climbed from 0.91 to 0.93, a median increase of 0.021 with a confidence interval of 0.001 to 0.057. These are small but statistically reliable gains, and the authors are careful to frame them as exploratory findings that warrant further study rather than as a mandate for clinical change. Even here, the Brier scores barely moved, suggesting that while sodium helps rank patients by mortality risk, it does little to improve the accuracy of the predicted probabilities themselves. A gain of roughly two hundredths of a C-index, in the framework of decision-analytic literature on new markers, rarely justifies changes in care pathways on its own.

Why does a marker so visibly linked to death and delirium fail as a predictor? The answer lies in biology and in arithmetic. Dysnatremia in older adults is rarely an isolated electrolyte quirk; it is typically the downstream consequence of heart failure, kidney disease, malignancy, diuretic use, or general frailty, all of which are already captured by the covariates in a well-constructed prediction model. Sodium, in this sense, behaves as a messenger summarizing information the model already possesses. Meanwhile, its rarity, affecting fewer than one in twelve patients in this elective cohort, mathematically caps how much any population-level discrimination metric can improve. Prior large studies, including an analysis of major surgical populations by Cecconi and colleagues and a Danish cohort of nearly 280,000 acutely hospitalized patients, have consistently shown that even mild hyponatremia carries elevated mortality risk, yet the BioCog results suggest that in elective surgery the marker’s predictive ceiling is low precisely because the sickest patients are filtered out before they reach the operating room.

The clinical implications cut in two directions. On one hand, the study argues against investing heavily in sodium-based risk stratification tools for delirium prevention or complication prediction in older elective surgical patients; existing algorithms, including one recently developed and internally validated from the same BioCog cohort and published in the British Journal of Anaesthesia, already perform well without it. On the other hand, the strong associations with mortality serve as a reminder that a preoperative sodium value outside the 135 to 145 mmol/L range should never be dismissed as an incidental finding. It may not refine a risk calculator, but it flags a patient whose physiology is already compromised, prompting clinicians to consider whether the underlying cause, whether medication-related, endocrine, or organ-specific, can be identified and corrected before surgery. Trials of perioperative fluid management and prehabilitation programs, both active areas of research, may eventually determine whether intervening on modifiable contributors to dysnatremia can convert this marker of risk into a target of therapy.

For the growing field of perioperative medicine, the BioCog analysis offers a methodological template as much as a clinical message. By formally quantifying incremental predictive value with bootstrap-corrected discrimination metrics and Brier scores, rather than resting on relative risks alone, the researchers demonstrate how the surgical community should evaluate any candidate biomarker, from inflammatory panels to genetic signatures, before it earns a place in preoperative workflows. The study was conducted under the EU-funded BioCog project, registered as NCT02265263, and approved by the local ethics committee with written informed consent from all participants. As populations age and surgical volumes rise, the pressure to predict, and prevent, postoperative delirium and death will only intensify. This study tempers the enthusiasm for one tempting candidate while modeling the discipline required to find predictors that genuinely work.

Subject of Research: Preoperative serum sodium abnormalities and their association with and predictive value for adverse postoperative outcomes in older surgical patients

Article Title: Preoperative sodium abnormalities and adverse postoperative outcomes in older surgical patients: association and incremental predictive value in the BioCog cohort

Article References: Fislage, M., Feinkohl, I., Lammers-Lietz, F., Pischon, T., Winterer, G., Spies, C. D., Borchers, F., Zacharias, N., the BioCog Consortium, Wolf, A., Müller, A., Hadzidiakos, D., Yürek, F., Lachmann, G., Ofosu, K., Heinrich, M., Mörgeli, R., Gallinat, J., Kühn, S., … Fillmer, A. (2026). Preoperative sodium abnormalities and adverse postoperative outcomes in older surgical patients: association and incremental predictive value in the BioCog cohort. European Geriatric Medicine. https://doi.org/10.1007/s41999-026-01610-y

Image Credits: AI Generated

DOI: 10.1007/s41999-026-01610-y

Keywords: preoperative sodium, hyponatremia, hypernatremia, postoperative delirium, postoperative complications, mortality, older surgical patients, BioCog cohort, risk prediction, perioperative medicine, geriatric surgery, electrolyte disorders

Researchers at Showa General Hospital, a regional tertiary care center, reviewed the records of nearly 2,700 patients admitted for acute abdominal disease between January 2016 and 2024. From that pool they identified 247 patients aged 85 and older who underwent emergency surgery, 220 of them within 48 hours of presentation and 27 after unplanned deterioration during conservative treatment. The cohort, published in Annals of Gastroenterological Surgery, was strikingly vulnerable: 44.9 percent had an American Society of Anesthesiologists physical status of 3 or worse, 35.6 percent were on anticoagulant therapy, and more than a third lived with dementia. The most common condition was strangulated bowel obstruction, followed by acute cholecystitis and mechanical bowel obstruction.

The headline result is a paradox that reframes surgical decision-making at the extremes of age. Overall postoperative complications occurred in 44.1 percent of patients, and major complications—graded 3 or higher on the Clavien–Dindo scale—affected 19.4 percent. Yet 72.1 percent of the cohort was discharged directly home. In other words, despite a complication rate that would alarm any surgical audience, the majority of these very old patients returned to their own lives rather than to nursing facilities or rehabilitation hospitals. The median postoperative stay was 11 days, with a range stretching from 1 to 76 days.

What determined who did badly was not birthday count but physiology. In multivariable analyses, a higher ASA physical status score and longer operative time were the dominant independent risk factors for both overall and major complications. Each additional point of ASA status roughly tripled the odds of a major complication, with an odds ratio of 3.52, and each additional hour in the operating room increased those odds by a factor of 2.10. Disease category mattered as well: conditions the researchers grouped as high-mortality—strangulated bowel obstruction, gastrointestinal perforation, and intestinal ischemia or bleeding—doubled the odds of any complication. By contrast, age per se did not predict complications at all.

Age did, however, shape what happened after recovery. The significant predictors of failure to return home were chronological age, dementia, and the occurrence of a major complication, with odds ratios of 1.17 per year of age, 2.34 for dementia, and 2.87 for a major complication. This divergence—complications driven by physiological reserve and operative invasiveness, discharge destination driven by age and cognition—suggests that the two central questions of emergency surgery in the very old, whether to operate and where the patient will go afterward, are governed by partly different factors and should be evaluated separately.

The study also dissects the money. All patients were treated under Japan’s Diagnosis Procedure Combination system, which bundles payment into a fixed per-diem component plus fee-for-service items such as rehabilitation, imaging, and additional procedures. Patients who suffered major complications stayed roughly twice as long, accumulated about 2.4 times the total inpatient claim points, and generated more than three times the fee-for-service costs of those who avoided major complications. Subgroup analyses revealed a grim linear gradient: cases requiring bowel resection with stoma creation fared worse and cost more than resection with anastomosis, which in turn fared worse than cases needing no resection. Contaminated infectious conditions produced longer operations, more blood loss, more major complications, and higher bills than ischemic events.

The most provocative finding lies in the patients who did not develop major complications. Using linear regression, the team modeled expected costs as a function of postoperative length of stay and calculated residuals—the gap between what each patient actually cost and what the model predicted. Among the 199 complication-free patients, a distinct subset clustered in the upper quartile of cost residuals, consuming disproportionate resources that were not explained by clinical severity or operative complexity. Critically, the excess showed up almost entirely in the fee-for-service component rather than in surgical procedure points or operating room consumables, pointing the finger at postoperative management: delayed resumption of oral intake, insufficient rehabilitation, and delayed discharge planning in patients who were otherwise clinically stable.

When the researchers ran the numbers on who landed in that excess-cost quartile, age and preoperative care dependency were conspicuously absent. Instead, higher ASA status, higher systemic inflammatory response syndrome scores, high-mortality disease categories, and longer operative times predicted inflated total costs, while greater blood loss predicted inflated fee-for-service costs. Splitting the cohort at the median stay of 10 days revealed another asymmetry: in short-stay patients, costs tracked ASA status, inflammatory burden, and operative time, whereas in long-stay patients only operative time mattered. Prolonged hospitalization without major complications, the authors argue, is a distinct clinical state—one driven less by initial severity than by the pace of postoperative recovery, where a failure to mobilize and eat early can cascade into prolonged stays and further functional decline.

The implications cut in two directions at once. On the clinical side, the study strengthens the case against using chronological age as a gatekeeper: surgical indication at this hospital was based on comorbidities, functional status, and anesthetic tolerance rather than age, and the results support that philosophy, particularly when paired with Enhanced Recovery After Surgery protocols emphasizing early mobilization, early feeding, swallowing rehabilitation, multimodal analgesia, and prompt catheter removal. On the economic side, the findings identify a realistic target for value-based reform. Costs tied to major complications should be accepted as the unavoidable price of treating fragile patients with life-threatening disease, but costs accumulated by stable patients lingering on the ward are potentially modifiable through intensified rehabilitation, nutritional support, and earlier discharge planning.

The authors are candid about the limits. The design was retrospective, so the super-elderly surgical cohort could not be compared with younger patients or with non-operated peers, and detailed geriatric frailty measures were unavailable. The claim data, while comprehensively audited, reflect reimbursement points rather than true hospital costs, and because the DPC system is unique to Japan, the cost findings may not transfer directly to other health systems. The cohort represents only those selected for surgery, not the full population of octogenarians with acute abdomens, so the true benefit of an aggressive approach remains to be tested prospectively. Even so, for a population that demographers expect to grow dramatically in Japan and beyond, the message is clear: well-selected patients over 85 can survive emergency abdominal surgery and go home, and the biggest opportunity to improve their care may lie not in the operating room but in the days that follow it.

Subject of Research: Short-term outcomes and cost drivers of emergency abdominal surgery in patients aged 85 and older

Article Title: Short‐Term Outcomes and Cost Drivers of Emergency Surgery for Acute Abdominal Disease in Super‐Elderly Patients: A Study in the Japanese Tertiary Care Hospital

Article References: Kobayashi, Y., Oikawa, R., Shibuya, Y., Tatsuno, M., Kamiyama, A., Ozawa, T., Hara, K., Hata, S., & Yamaguchi, H. (2026). Short‐Term Outcomes and Cost Drivers of Emergency Surgery for Acute Abdominal Disease in Super‐Elderly Patients: A Study in the Japanese Tertiary Care Hospital. Annals of Gastroenterological Surgery, 10(5), 1486-1495. https://doi.org/10.1002/ags3.70222

Image Credits: AI Generated

DOI: 10.1002/ags3.70222

Keywords: emergency surgery, super-elderly, acute abdominal disease, Clavien-Dindo classification, DPC reimbursement, ERAS protocol, length of stay, healthcare costs, geriatric surgery, tertiary care hospital, Japan, risk factors

Hip fractures are among the most consequential injuries of old age. As populations worldwide live longer, the incidence of these fractures continues to climb, and the consequences remain severe: one-year mortality after a geriatric hip fracture reaches twenty to thirty percent despite decades of progress in surgical technique, anesthesia, and perioperative care. Researchers have long concentrated on objective risk factors such as advanced age, male sex, heavy comorbidity burden, poor nutrition, and low preoperative functional status, all of which point to physiological frailty. What has been far less explored is the mind’s contribution to survival, and in particular fear of falling, a highly prevalent but frequently overlooked concern among older orthopedic patients.

The new study, led by Feng Gao, Yimin Chen, and Mingjian Bei of Beijing Jishuitan Hospital, Capital Medical University, together with colleagues, drew on a prospective observational cohort conducted at a tertiary care hospital in Beijing that operated a standardized orthogeriatric co-management model. Between November 2018 and November 2019, the team enrolled 1,092 patients aged sixty-five or older who underwent surgery for radiologically confirmed hip fractures of the femoral neck, intertrochanteric region, or subtrochanteric region, all admitted within twenty-one days of injury. Patients with cancer-related pathological fractures or periprosthetic fractures were excluded, as were those who did not provide informed consent.

Fear of falling was measured with the Chinese version of the Modified Falls Efficacy Scale, or mFES, an instrument originally developed by Tinetti and colleagues and later adapted by Hill and coworkers. The scale contains fourteen items, each scored from zero for no confidence to ten for complete confidence, with the total calculated as the average of all items and thus ranging from zero to ten. Lower scores indicate greater fear. Crucially, the mFES captures fall-related self-efficacy, a psychological construct reflecting a patient’s perceived confidence in performing daily activities without falling, which is distinct from objectively measured balance or physical performance. Because all participants were assessed within twenty-one days of injury, the authors argue that recall bias regarding pre-fracture functional confidence was minimized, supporting the validity of the preoperative measurement in an acute fracture population.

The cohort’s baseline profile reflected the typical fragility of a geriatric fracture population. The mean age was just over eighty years, and seventy-two percent of participants were women. The median mFES score was 8.04, with an interquartile range of 5.75 to 10.00. Hypertension was present in 57.1 percent of patients, diabetes mellitus in 27.7 percent, coronary heart disease in 22.3 percent, and prior stroke in 17.8 percent. More than a third of patients were classified as American Society of Anesthesiologists grade three or four, indicating serious systemic disease. Most patients, 70.1 percent, had walked independently before the fracture, while 28.1 percent needed walking aids. Femoral neck fractures accounted for just over half of cases, and cephalomedullary nailing was the most common operation, followed by hemiarthroplasty. The median interval from admission to surgery was about two days, and the median hospital stay just over five days.

Trained research nurses collected baseline data and ascertained survival status by telephone follow-up at four predefined time points after admission: thirty days, 120 days, one year, and three years. Complete follow-up data were available for 1,084 patients at thirty days, 1,074 at 120 days, 1,062 at one year, and 879 at three years, an attrition rate of roughly 19.5 percent at the final checkpoint. The primary outcomes were thirty-day postoperative mortality and all-cause mortality over the three-year follow-up period, analyzed with multivariable logistic regression for the short-term endpoint and Cox proportional hazards models for the long-term endpoint, adjusting for age, sex, ASA grade, stroke history, and pre-fracture mobility. The proportional hazards assumption was verified using Schoenfeld residuals, with no significant violation detected.

The findings were consistent and, in the short term, striking. In univariable logistic regression, higher mFES scores were significantly associated with lower mortality at thirty days, 120 days, and one year. After adjustment, the association remained statistically significant only at thirty days: each one-point increase in mFES score corresponded to a 22 percent reduction in the odds of dying within a month of surgery, with an adjusted odds ratio of 0.780 and a 95 percent confidence interval of 0.625 to 0.974. At 120 days and one year the adjusted associations fell just short of statistical significance, though a consistent trend toward lower mortality with higher self-efficacy persisted across every time point, strongest early and gradually attenuating thereafter.

Long-term survival told a similar but tempered story. In the univariable Cox analysis, higher mFES scores predicted a lower hazard of death over three years, and after multivariable adjustment the association endured, with an adjusted hazard ratio of 0.925, meaning each one-point gain in the scale corresponded to an approximately 7.5 percent reduction in the long-term hazard of death. The authors propose that the mechanisms differ between the two horizons. In the immediate perioperative phase, high fear of falling may amplify stress responses, suppress participation in early mobilization, undermine adherence to rehabilitation, and drive fear-related activity restriction, all of which raise the risk of early complications such as pneumonia, venous thromboembolism, delirium, and cardiopulmonary events. Low mFES scores are also closely tied to frailty, impaired mobility, and diminished functional reserve, all established predictors of poor early outcomes.

Over the longer term, the attenuated effect size suggests that fear of falling also reflects a broader, more persistent vulnerability. Patients with high fear often experience sustained reductions in physical activity, progressive functional decline, social isolation, and diminished engagement in rehabilitation and secondary prevention, factors that accumulate over years. Yet as follow-up lengthens, survival is increasingly shaped by competing forces, including chronic comorbidities, age-related physiological decline, malignancy, and socioeconomic determinants, which may dilute the relative contribution of any single preoperative psychological measure.

The clinical implications are immediate and actionable. The authors argue that preoperative fear-of-falling assessment deserves a place in routine orthogeriatric evaluation, since the mFES is brief, easy to administer, and capable of flagging psychologically vulnerable patients at heightened risk of postoperative death. Because fear of falling is potentially modifiable, early multidisciplinary interventions involving geriatricians, rehabilitation specialists, nursing staff, and psychological support services may improve perioperative management and recovery in this high-risk group. The study does have limitations: it was a post-hoc analysis of a single-center cohort, the mFES was applied only once at admission rather than the now-preferred Falls Efficacy Scale International, other psychological variables such as depression and anxiety were not systematically measured, and unmeasured factors like rehabilitation intensity and surgical technique may have influenced outcomes. Even so, the message is provocative and likely to resonate widely: in the fragile hours before hip fracture surgery, what an old and frightened mind believes about its own body may forecast survival as powerfully as any laboratory value, and a two-minute bedside questionnaire could help clinicians find the patients who need the most help the fastest.

Subject of Research: The association between preoperative fear of falling and postoperative mortality in older adults undergoing hip fracture surgery.

Article Title: Association between preoperative fear of falling and mortality after hip fracture surgery in older adults: a post-hoc analysis of a prospective cohort

Article References: Gao, F., Chen, Y., Bei, M., Chen, Y., Li, R., Xu, S., Chen, L., Tan, Z., Liu, G., Yang, M., & Wu, X. (2026). Association between preoperative fear of falling and mortality after hip fracture surgery in older adults: a post-hoc analysis of a prospective cohort. European Geriatric Medicine. https://doi.org/10.1007/s41999-026-01597-6

Image Credits: AI Generated

DOI: 10.1007/s41999-026-01597-6

Keywords: hip fracture, fear of falling, older adults, mortality, mFES, orthogeriatrics, geriatric surgery, fall-related self-efficacy, prognosis, frailty, rehabilitation, psychological vulnerability