Nurses Map Who Becomes Agitated in Psychiatric Wards to Calm Crises Without Restraint

When a patient in an acute psychiatric ward spirals into psychomotor agitation, the first line of defense is not a syringe or a strap but a conversation. Verbal de-escalation, the deliberate use of calm language, tone, and body positioning to defuse rising tension, is one of the most demanding skills a psychiatric nurse can master, and one of the least systematically studied. A new real-world study from Spain now offers a detailed statistical portrait of which patients are most likely to need these interventions, how often they need them, and when during their hospital stay crises are most likely to erupt. The findings, published in BMC Nursing, suggest that patient characteristics such as sex, diagnosis, and substance use could be used to anticipate agitation and tailor nursing care before it escalates.

The research team, led by María Vicenta Lucas and Marc Peraire of the Consorcio Hospitalario Provincial de Castellón together with colleagues from Universidad Cardenal Herrera-CEU, carried out a pre-experimental, longitudinal, prospective study over eleven months in the hospital’s Short-Term Hospitalisation Unit. Rather than simulating crises in a laboratory, they observed the ward as it actually functioned, recording every verbal de-escalation performed by nursing staff. In total, the team analyzed 714 de-escalation episodes involving 165 patients, a cohort in which 58.8 percent were male and the average age was 37.64 years. For each episode, the researchers documented the patient’s level of psychomotor agitation, the intervention the nurse chose, and a battery of clinical and sociodemographic variables using purpose-built ad hoc scales.

Psychomotor agitation is a state of excessive motor and verbal activity driven by inner tension, and it is among the most dangerous situations in acute psychiatric care, both for patients and for staff. When verbal strategies fail, clinicians may resort to coercive measures, including mechanical restraint or chemical restraint delivered orally or intramuscularly. International frameworks, including the Convention on the Rights of Persons with Disabilities, have pushed hospitals worldwide to minimize such measures, making de-escalation not just a clinical preference but an ethical and legal imperative. Yet the decision of when and how to intervene verbally has traditionally rested on individual nurse experience rather than on systematic evidence about which patients are at highest risk.

The statistical analysis revealed striking patterns. Female sex was associated with requiring more verbal de-escalation interventions, with a regression coefficient of 6.34 and a p-value below 0.001, indicating an association that is very unlikely to be due to chance. Patients with affective disorders, such as depression or bipolar disorder, also required more de-escalation attempts, with a coefficient of 1.59, and substance use emerged as the strongest driver of all, with a coefficient of 7.08. In practical terms, this means that a patient admitted with an affective disorder compounded by active substance use, or a woman experiencing acute agitation, is likely to demand substantially more verbal engagement from nursing staff over the course of a hospitalization.

Timing mattered as much as frequency. Female sex was associated with de-escalation episodes occurring later in the admission, with a coefficient of 6.05, while personality disorder and substance use were associated with earlier crises, with coefficients of −8.01 and −3.61 respectively, the latter reaching statistical significance at p = 0.005. This temporal signature carries real operational value for ward management. A patient with a personality disorder or active substance use may need heightened observation and preventive engagement from the very first hours of admission, whereas a female patient’s risk window may open later, suggesting that vigilance should be sustained and adjusted throughout the stay rather than front-loaded.

The study also quantified the risk of escalation to chemical restraint, and here the diagnostic picture diverged sharply. Patients with personality disorders showed a higher likelihood of requiring oral chemical restraint, with an odds ratio of 1.66 and p = 0.026, and a substantially higher likelihood of requiring intramuscular restraint, with an odds ratio of 2.87 and p = 0.016. Intramuscular administration is typically reserved for the most severe agitation, when a patient cannot or will not accept oral medication, so an odds ratio approaching three marks personality disorder as a red flag for the most coercive end of the intervention spectrum. Conversely, patients with affective disorders were less likely to need oral chemical restraint, with an odds ratio of 0.81 and p = 0.001, suggesting that verbal strategies alone are often sufficient for this group.

These results matter because they translate directly into individualized care plans. If a nurse receiving a new admission knows that a particular profile, for instance a patient with a dual diagnosis of mental illness and substance use, is statistically associated with early and frequent agitation, the care team can prioritize rapport-building, environmental adjustments, and early verbal engagement rather than waiting for a crisis. The authors argue that identifying characteristics associated with psychomotor agitation based on sex, diagnosis, and substance use may help prevent or reduce agitation episodes and support nursing staff in designing personalized de-escalation interventions for different patient profiles. In an era when psychiatric units face chronic staffing pressure, such risk stratification offers a way to allocate the scarcest resource, skilled nursing attention, where it will do the most good.

The methodological design deserves attention. As a pre-experimental study, it captures real-world associations without the randomization of a controlled trial, and the researchers themselves frame it as a description of actual clinical experience rather than proof of causation. The ad hoc scales used to record agitation levels and interventions were developed specifically for this setting, and data collection was anonymous, with the protocol approved by the hospital’s Ethics Committee for Drug Research in July 2023 and all participants providing informed consent before discharge. The eleven-month window and the substantial number of de-escalation episodes lend the findings ecological validity that laboratory studies of de-escalation training often lack, though the single-site design means the specific coefficients may vary in hospitals with different patient mixes.

The broader context is a field in transition. De-escalation research has historically focused on training programs and organizational policies, with comparatively little work mapping patient-level predictors of who will need verbal intervention, how much, and when. By quantifying these associations with regression coefficients and odds ratios, the Castellón team has provided a template that other units could replicate, potentially building a body of evidence that turns de-escalation from an art learned through apprenticeship into a data-informed practice. The finding that substance use dominates both the frequency and the early timing of agitation episodes is particularly relevant given rising rates of dual disorders in acute psychiatric admissions across Europe.

For patients, the stakes of this line of research are profound. Every episode of agitation that is defused with words rather than injections or restraint is an episode experienced without the trauma, physical risk, and erosion of trust that coercion can bring. For nurses, the study validates verbal de-escalation as an essential, measurable clinical skill and offers a statistical scaffold for clinical judgment. As the authors conclude, verbal de-escalation is an essential nursing skill required during acute psychiatric hospitalisation, and knowing which patients are most likely to need it, and when, may be the difference between a crisis averted and a crisis managed. The next step will be testing whether care plans built on these risk profiles actually reduce restraint rates, a trial that could change how psychiatric wards around the world greet their most vulnerable admissions.

Subject of Research: Predictors of psychomotor agitation and verbal de-escalation needs in acute psychiatric inpatient care

Article Title: Identification of characteristics associated with psychomotor agitation for individualised nursing interventions in acute psychiatric care settings: a real world experience

Article References: Identification of characteristics associated with psychomotor agitation for individualised nursing interventions in acute psychiatric care settings: a real world experience. (n.d.). https://doi.org/10.1186/s12912-026-05429-7

Image Credits: AI Generated

DOI: 10.1186/s12912-026-05429-7

Keywords: psychomotor agitation, verbal de-escalation, psychiatric nursing, chemical restraint, personality disorder, affective disorder, substance use, dual disorders, acute psychiatric care, individualized interventions, BMC Nursing, Spain