Table 1 Participant characteristics by sample

Age M ± SD

Missing#

40.4 ± 9.95

1

39.3 ± 9.82

1

40.1 ± 9.77

1

Male n(%)

92 (48.7%)

73 (46.5%)

65 (48.1%)

Female n(%)

97(51.3%)

84 (53.5%)

70 (51.9%)

Consultants n(%)

95 (50.3%)

71 (45.2%)

68 (50.4%)

Trainees n(%)

94 (49.7%)

86 (54.8%)

67 (49.6%)

Surgery n(%)

115(60.8%)

97(61.8%)

76 (56.3%)

OB/GYN n(%)

74(39.2%)

60 (38.2%)

59 (43.7%)

Avg. sleep M ± SD

Missing#

6.82 ± .72

17

6.76 ± .70

12

6.80 ± .72

11

Avg. work M ± SD

Missing^#

50.5 ± 8.72

29

50.3 ± 8.08

23

49.4 ± 7.89

20