Abstract
OBJECTIVES
Comparing the incidence rate of in-hospital falls between patients hospitalized in window beds and nonwindow beds.
DESIGN
Retrospective cohort study.
SETTING
A general hospital in Mie, Japan.
PARTICIPANTS
A total of 2767 patients (mean age, 68.4 years) hospitalized in four-bedded rooms between January 2014 and December 2016.
MEASURES
We identified patients' bed status (window/nonwindow) and the incidence of in-hospital falls using data on medical records and incidence reports, respectively.
RESULTS
During an observation period of 25,450 person-days, 57 patients had in-hospital falls (incidence rate, 2.24/1000 person-days). Incidence rate for in-hospital falls was significantly lower in the window-bed group (n = 1273) than in the nonwindow-bed group (n = 1494) [incidence rate ratio (IRR) 0.49, 95% confidence interval (CI), 0.29, 0.84]. In the multivariable analysis adjusted for age, gender, BMI, smoking and drinking habit, surgical operation during hospitalization, and independence in daily living, the window-bed group exhibited significantly lower incidence rate for in-hospital falls than the nonwindow-bed group (IRR 0.54, 95% CI 0.32, 0.93). Sensitivity analysis excluding patients aged <60 years suggested a consistent result: incidence rate for in-hospital falls was significantly lower in the window-bed group (n = 1123) than in the nonwindow-bed group (n = 925) (IRR 0.55, 95% CI 0.31, 0.95).
CONCLUSIONS AND IMPLICATIONS
The incidence rate of in-hospital falls was significantly lower among patients hospitalized in window beds than nonwindow beds. Hospitalization in window beds might be a novel, simple preventive option for in-hospital falls. Further large-scale, prospective, multicenter research is required.
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