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Table 4 Odds ratios of occupational injuries associated with PSHI in the high-risk group

From: Relationship between occupational injuries and the provision of safety and health information: data from the 4th Korean working conditions survey

Variables Occupational injuries (high-risk group)
Crude Model Ia Model IIb
OR 95% CI OR 95% CI OR 95% CI
Provision of safety and health information (ref.c Yes) No 1.392 1.055–1.837 1.454 1.095–1.932 1.812 1.330–2.468
Age (years) (ref. 15–29) 30–39    1.560 0.750–3.242 1.420 0.668–3.018
 40–49    0.854 0.481–1.517 0.881 0.495–1.569
 50–59    0.661 0.392–1.113 0.678 0.402–1.144
 ≥ 60    1.196 0.711–2.013 1.241 0.736–2.093
Sex (ref. Male) Female    0.953 0.688–1.320 1.337 0.944–1.893
Education level (ref. Middle school or below) High school    0.610 0.354–1.050 0.784 0.455–1.352
 College or above    0.649 0.464–0.908 0.802 0.571–1.127
Monthly income (KRW 10,000) (ref. <150) 150–249    1.557 0.758–3.198 1.382 0.662–2.888
 250–399    0.715 0.385–1.328 0.853 0.452–1.608
 ≥ 400    0.808 0.436–1.496 1.013 0.541–1.897
Working hours per a week (hours) (ref. <40) 41–52      1.672 0.982–2.848
 53–60      0.934 0.562–1.552
 ≥ 61      0.708 0.423–1.185
Tenure (years) (ref. <1) 1–5      1.867 1.045–3.338
 ≥ 5      0.998 0.734–1.356
Labor unions (ref. Yes) No      1.704 1.044–2.781
Physical risk factors (ref. No) Yes      1.435 0.978–2.107
Biochemical risk factors (ref. No) Yes      1.230 0.896–1.688
Usage of personal protective equipment (ref. No need) Need/wear      2.030 1.096–3.760
 Need/no wear      0.828 0.463–1.480
  1. aAdjusted for general characteristics (age, sex, education level, monthly income)
  2. bAdjusted for general characteristics (age, sex, education level, monthly income), occupational characteristics (working hours per a week, tenure, labor unions), and job-related factors (physical risk factors, biochemical risk factors, personal protective equipment)
  3. cReference group