Table 5.

The adjusted association between increasing weekly work hours and adverse safety outcomes.

	Weekly Work Hours
	≤60	>60 & ≤70	>70 & ≤80	>80	p-valuve
Crashes	Ref	1.14 (0.97–1.33)	1.17 (1.00–1.37)	1.42 (1.20–1.68)	<0.001
Crashes leaving work	Ref	1.51 (1.16–1.95)	1.56 (1.21–2.01)	2.12 (1.64–2.76)	<0.001
Near-crashes	Ref	1.35 (1.27–1.45)	1.59 (1.50–1.70)	2.30 (2.14–2.47)	<0.001
Occupational Exposures	Ref	1.27 (1.15–1.41)	1.66 (1.52–1.82)	1.99 (1.80–2.19)	<0.001
Percutaneous Injuries	Ref	1.15 (0.98–1.36)	1.41 (1.22–1.64)	1.78 (1.53–2.07)	<0.001
Attentional Failures	Ref	1.39 (1.34–1.43)	1.70 (1.65–1.75)	2.27 (2.20–2.35)	<0.001

All models are adjusted for age, gender, BMI, specialty, and cohort. P-values are obtained from likelihood ratio tests