Lost Balance: How Caregiving Reshapes Daily Life and Health After Stroke

When a stroke strikes, the medical emergency belongs to the patient, but the aftershocks ripple outward to spouses, children, and friends who quietly take on the work of care. A new study from Austria, published in BMC Geriatrics, offers one of the most detailed looks yet at how this hidden workforce’s everyday lives are squeezed, and what that squeezing does to their bodies and minds. The research, led by Hanna Köttl of IMC University of Applied Sciences Krems, focuses on a concept that sounds abstract but is deeply practical: occupational balance, the satisfaction a person feels with the amount and variety of activities filling their days. For informal caregivers of stroke survivors, that balance is often the first casualty of the caregiving role, as self-care, hobbies, social life, and paid work are progressively crowded out by the demands of looking after another adult.

The research team recruited 143 informal caregivers of people living after stroke in Austria, gathering data through an online survey between August 2023 and April 2025. After excluding incomplete responses, the statistical analyses rested on 138 complete cases. The participants were assessed with two validated instruments. Health-related quality of life was measured using the 12-Item Short Form Health Survey, known as the SF-12, which yields two summary scores: a Physical Component Summary, or PCS, capturing bodily health and functioning, and a Mental Component Summary, or MCS, capturing psychological well-being. Occupational balance was measured with a newer, caregiver-specific tool, the Occupational Balance in Informal Caregivers Questionnaire, or OBI-Care, which breaks the construct into three subscales: Occupational Areas, reflecting participation across life domains; Occupational Characteristics, reflecting the nature and demands of daily tasks; and Occupational Resilience, reflecting the capacity to sustain and adapt one’s activity patterns. Crucially, higher scores on the OBI-Care indicate lower balance, meaning greater restriction.

The analytical strategy was deliberately conservative. The researchers used hierarchical ordinary least squares regressions to test how each occupational balance subscale related to physical and mental quality of life, while statistically adjusting for a battery of potential confounders: caregiver age, the age and gender of the care recipient, whether caregiver and recipient lived together, whether the caregiver held additional caregiving responsibilities, the caregiver’s own rating of positive caregiving experience, and the overall level of caregiver burden. This matters because any study of caregivers must disentangle the specific effect of a disrupted daily life from the more general weight of burden, which is known to erode well-being. By holding burden constant, the team could ask whether occupational balance carries information about health that burden alone does not.

The headline finding is stark in its consistency: the more restricted a caregiver’s occupational balance, the worse their health-related quality of life, and the association was substantially stronger for mental than for physical health. For the mental component, all three subscales of the OBI-Care were significantly linked to lower MCS scores. The strongest effect came from Occupational Areas, with a standardized beta of −0.571, followed by Occupational Characteristics at −0.376 and Occupational Resilience at −0.218, all statistically significant. In plain terms, caregivers who had lost access to a broad range of meaningful activities, who found their daily tasks draining or ill-fitting, and who could no longer sustain a resilient rhythm of activity reported markedly poorer psychological well-being.

Physical health told a more selective story. Only two of the three subscales were associated with the Physical Component Summary: restriction in Occupational Areas, with a beta of −0.258, and restriction in Occupational Characteristics, with a beta of −0.299. Occupational Resilience, by contrast, showed no significant link to physical quality of life once the other variables were accounted for. This pattern suggests that the sheer breadth of lost activities and the character of the tasks caregivers perform, such as their physical demands and time pressure, are what wear on the body, while the more internal capacity for resilience registers primarily in the mind. The fully adjusted models explained roughly 12 to 17 percent of the variance in physical quality of life but a far larger 29 to 45 percent of the variance in mental quality of life, with the model linking Occupational Areas to mental health topping out at an R-squared of 0.450, a striking figure for a cross-sectional study in this field.

The study then pushed one step further, asking whether positive caregiving experience, the sense of meaning, purpose, and reward that many caregivers report despite the strain, changes these associations. The researchers used a standard moderation framework, PROCESS Model 1, to test whether the interaction between positive experience and each balance subscale predicted quality of life. The results were among the most intriguing in the paper, and notably domain-specific. For the Occupational Characteristics subscale, positive caregiving experience strengthened the negative association with physical health, with an interaction coefficient of −0.64, but weakened the association with mental health, with a coefficient of 0.57, which became statistically non-significant at higher levels of the moderator.

That double-edged result invites careful interpretation, and the authors are candid about its tentativeness. One reading is that caregivers who feel positively about their role may throw themselves into demanding tasks with an overcommitment that exacts a physical toll, even as the sense of meaning buffers the psychological cost, rendering the link between task-related restriction and mental health negligible among the most positively appraising caregivers. The authors themselves flagged this possibility in advance, noting that positive appraisals may buffer psychological strain or, conversely, coincide with overcommitment that exacerbates physical strain. Notably, no moderation was found for the Occupational Areas subscale, and the interaction between Occupational Resilience and positive experience for mental health fell just short of significance at p equals 0.083. The authors also reported that the significant interaction for mental health was not robust to the exclusion of caregiver burden from the model, a caveat that underscores how exploratory these interaction findings remain.

What elevates this study beyond a statistical exercise is the theoretical framing. Occupational balance has long been a central concept in occupational therapy and occupational science, resting on the premise that humans need a varied, satisfying portfolio of daily activities to stay healthy, much as they need a balanced diet. Yet most research has examined it in general populations or clinical samples of patients, not in the people standing behind them. By developing and deploying a caregiver-specific instrument, the team captured dimensions that generic balance scales miss, such as the way caregiving tasks colonize the day and crowd out everything else. The finding that lost breadth of activity, the Occupational Areas dimension, is the strongest correlate of mental health aligns with a large body of work linking social participation, leisure, and self-care to psychological resilience, and it gives that literature a concrete, measurable target for intervention.

The clinical implications follow directly. If restricted occupational balance is tied to poorer quality of life, then occupation-based interventions, programs that deliberately expand caregivers’ participation in valued activities and optimize the demands of the tasks they must perform, become a plausible lever for protecting caregiver health. The authors are explicit that their cross-sectional design forbids causal claims: it is equally possible that poorer health restricts activity, or that unmeasured third factors drive both. But the subscale-specific pattern they observed generates testable hypotheses for longitudinal and interventional research, and it argues for assessing occupational balance in a differentiated way rather than as a single lumped score, since different dimensions track different health outcomes.

For the millions of families navigating life after stroke, the study’s message is quietly radical. The health of the caregiver is not a side issue to be addressed once the patient has recovered; it is woven into the texture of the caregiver’s ordinary day, into whether there is still time for a walk, a friend, a hobby, a job. The Austrian data, collected with ethics approval from the Ethics Committee of Lower Austria and funded through the Collaborative Research on Occupational Balance project under the RTI-Strategy 2027 initiative, suggest that measuring and restoring that daily balance may be as important to caregivers’ well-being as any respite service or financial support. As populations age and stroke survival improves, the ranks of informal caregivers will only grow, and the science of keeping them whole is finally catching up with the scale of the task they carry.

Subject of Research: Occupational balance and health-related quality of life in informal caregivers of stroke survivors

Article Title: Associations between occupational balance and health-related quality of life in informal caregivers of persons after stroke: a cross-sectional study

Article References: Köttl, H., Lentner, S., Fallahpour, M., Haberl, E., Baciu, L., Guidetti, S., Schön, M., Lischka, C., & Dür, M. (2026). Associations between occupational balance and health-related quality of life in informal caregivers of persons after stroke: a cross-sectional study. BMC Geriatrics. https://doi.org/10.1186/s12877-026-08410-w

Image Credits: AI Generated

DOI: 10.1186/s12877-026-08410-w

Keywords: stroke, informal caregivers, occupational balance, health-related quality of life, caregiver burden, SF-12, occupational therapy, mental health, cross-sectional study, caregiving experience, BMC Geriatrics, Associations