Effects of critical care nurses' work hours on vigilance and patients' safety.
Scott LD, Rogers AE, Hwang W-T, et al. Effects of critical care nurses' work hours on vigilance and patients' safety. Am J Crit Care. 2006;15(1):30-7.
The investigators reviewed logbook entries from 502 critical care nurses asked to record information about hours worked, sleep-wake patterns, and errors or near misses. They found that the risk of error doubled after a shift of 12.5 hours or longer.