Working Hours Associated with the Quality of Nursing Care, Missed Nursing Care, and Nursing Practice Environment in China: A Multicenter Cross-Sectional Study

Figure 4

Working hours and NPE on the night shift. Figure legend: Relationship between working hours and nurse’s practice environment satisfaction on the night shift using a restricted cubic spline line regression model. The missed nurse care score is shown by the black dot and ratios are indicated by solid lines and 95% CIs by shaded areas. The working hours at four knots of 5th, 35th, 65th, and 95th are 7 hours, 7.75 hours, 8 hours, and 9.25 hours.