Characteristics of Inpatient Falls and Factors Associated with Fall-Related Fractures and Recurrent Falls in a Japanese University Hospital.

A total of 2571 fall events were identified, yielding an incidence of 2.306 falls per 1000 inpatient-days.

Malignant neoplasms were the most common primary diagnosis (36.9%).

Fall-related fractures occurred in 54 cases (2.1%), most commonly involving the lower extremities, including 17 proximal femoral fractures.

Receiver operating characteristic analysis demonstrated a mobility cutoff value of 2.5, indicating an increased fracture risk among patients who were ambulatory with assistive devices or had higher mobility levels.