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Table 3 Median scores for demand, job-control, and social support and calculated total scores for job strain versus demographic variables for residents (n = 85)

From: Occupational stress experienced by residents and faculty physicians on night shifts

Variables Demand Job control Social support Job strain
Median
(min-max)
p Median
(min-max)
p Median
(min-max)
p Median
(min-max)
P
Specialtya EM 16 (6–20) >.05 17 (5–19) >.05 16.5 (6–24) >.05 0.9 (0.8-1.4) >.05
SURG 17 (10–19) 16 (10–20) 17 (8–23) 1.1 (0.6-1.6)
MED 17 (10–19) 16 (10–20) 17 (8–23) 1.1 (0.6-1.6)
Marital status Married 16 (6–20) >.05 16 (5–19) >.05 17 (6–23) >.05 1.1 (0.6-1.5) >.05
Unmarried 17 (10–20) 16 (10–20) 17 (8–24) 1.1 (0.6-1.7)
Sex Man 17 (6–20) >.05 16 (5–20) >.05 18 (6–24) >.05 1.1 (0.6-1.7) >.05
Woman 16 (10–20) 16 (10–20) 17 (8–23) 1.1 (0.6-1.7)
Number of patients cared for during a typical shift 1-30 17 (10–20) >.05 16 (12–20) >.05 18 (11–24) <.05 1.0 (0.6-1.7) >.05
31-60 16.5 (13–20) 15.5 (12–20) 18 (11–24) 1.1 (0.9-1.4)
>60 17 (6–20) 16 (5–20) 16 (6–20) 1.1 (0.8-1.6)
Number of night shifts per month 1-4 17 (10–19) >.05 16 (12–20) >.05 16 (8–23) >.05 1.0 (0.6-1.2) >.05
5-8 17 (11–20) 15 (10–20) 17 (12–23) 1.1 (0.7-1.6)
>8 16 (6–20) 16 (5–19) 17 (6–24) 1.0 (0.8-1.7)
Decided about continuing in specialty Yes 17 (6–20) >.05 16 (5–20) >.05 17 (6–24) >.05 1.1 (0.6-1.7) >.05
No 16 (11–20) 15 (10–19) 18 (11–24) 1.1 (0.6-1.7)
Chronic disease Yes 16 (6–20) >.05 16 (5–19) >.05 16 (6–21) <.05 1.1 (0.8-1.7) >.05
No 17 (10–20) 16 (10–20) 17 (8–24) 1.1 (0.6-1.7)
  1. Social support was lower in residents who cared for more than 60 patients during a night shift and who had a chronic disease, and these differences were statistically significant
  2. aEmergency medicine = EM, Internal medicine specialties = MED and Surgical specialties = SURG