Table 2 Multiple logistic regression analysis with residents’ long work hours as the explanatory variable
From: Overwork among resident physicians: national questionnaire survey results
Odds Ratio | 95% Confidence Interval | P Value | |
|---|---|---|---|
Sex | |||
Male | Reference | ||
Female | 0.65 | 0.55–0.76 | < 0.01 |
Age (years) | |||
≥ 25–<30 | Reference | ||
≥ 30–<35 | 1.24 | 1.05–1.46 | 0.01 |
≥ 35–<40 | 1.83 | 1.32–2.54 | < 0.01 |
≥ 40 | 0.77 | 0.51–1.15 | 0.20 |
Marital Status | |||
Married | Reference | ||
Not married | 1.11 | 0.93–1.32 | 0.23 |
Parental Status | |||
Children | Reference | ||
No children | 1.41 | 1.12–1.75 | < 0.01 |
Basic Area of Specialization | |||
General Internal Medicine | Reference | ||
Surgery | 2.51 | 1.96–3.23 | < 0.01 |
Orthopedic Surgery | 1.29 | 0.97–1.74 | 0.08 |
Pediatrics | 1.32 | 0.98–1.78 | 0.07 |
OB/GYN | 1.36 | 0.99–1.87 | 0.06 |
Anesthesiology | 0.46 | 0.31–0.69 | < 0.01 |
Otolaryngology | 0.69 | 0.47–1.00 | 0.05 |
Psychiatry | 0.57 | 0.38–0.85 | < 0.01 |
Dermatology | 0.69 | 0.45–1.05 | 0.08 |
Ophthalmology | 0.61 | 0.39–0.96 | 0.03 |
Emergency Medicine | 1.11 | 0.74–1.66 | 0.62 |
Urology | 1.37 | 0.93–2.03 | 0.11 |
Radiology | 0.28 | 0.15–0.51 | < 0.01 |
Neurosurgery | 4.38 | 2.92–6.59 | < 0.01 |
Pathology | 0.46 | 0.26–0.81 | < 0.01 |
Plastic Surgery | 1.22 | 0.77–1.94 | 0.40 |
General Practice | 0.81 | 0.45–1.47 | 0.49 |
Rehabilitation Medicine | 0.50 | 0.23–1.08 | 0.08 |
Clinical Testing | 0.24 | 0.03–1.95 | 0.18 |
Annual Income (dollars) | |||
< 16,000 | Reference | ||
≥ 16,000–<32,000 | 0.84 | 0.54–1.30 | 0.43 |
≥ 32,000–<48,000 | 0.97 | 0.62–1.52 | 0.90 |
≥ 48,000–<64,000 | 0.79 | 0.50–1.25 | 0.31 |
≥ 64,000–<80,000 | 0.96 | 0.60–1.53 | 0.86 |
≥ 80,000–<96,000 | 0.71 | 0.42–1.17 | 0.18 |
≥ 96,000 | 0.76 | 0.42–1.36 | 0.36 |
Foundational Entity of Employer | |||
Public | Reference | ||
National University | 0.85 | 0.62–1.16 | 0.30 |
Private University | 0.96 | 0.66–1.40 | 0.84 |
Private | 1.00 | 0.76–1.32 | 0.99 |
Employer’s Total No. of Beds | |||
< 200 | Reference | ||
≥ 200–<400 | 1.45 | 0.65–3.21 | 0.36 |
≥ 400–<600 | 1.33 | 0.58–3.04 | 0.50 |
≥ 600–<800 | 1.40 | 0.59–3.31 | 0.45 |
≥ 800–<1,000 | 1.37 | 0.57–3.32 | 0.48 |
≥ 1,000 | 1.43 | 0.59–3.51 | 0.43 |
Employer’s No. of Full-time Physicians | |||
< 100 | Reference | ||
≥ 100–<200 | 1.25 | 0.86–1.82 | 0.25 |
≥ 200–<300 | 1.64 | 1.05–2.55 | 0.03 |
≥ 300–<400 | 1.82 | 1.12–2.96 | 0.02 |
≥ 400–<500 | 1.56 | 0.93–2.62 | 0.10 |
≥ 600 | 1.41 | 0.85–2.34 | 0.18 |
Employer’s Regional Classification | |||
Urban | Reference | ||
Intermediate | 1.00 | 0.85–1.18 | 0.98 |
Rural | 0.82 | 0.41–1.62 | 0.56 |