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Table 2 Bivariate and multivariate logistic regression analysis of poor sleep in emergency nurses

From: Sleep quality of nurses in the emergency department of public hospitals in China and its influencing factors: a cross-sectional study

FactorBivariate logistic analysisMultivariate logistic analysis
PCrude OR (95% C.I.)PAdjusted OR (95% C.I.)
Hospital level
 Primary hospitalReferenceReference
 Secondary hospital0.0011.297 (1.117–1.506)0.0081.309 (1.128–1.519)
 Tertiary hospital< 0.0011.834 (1.413–2.380)< 0.0011.852 (1.427–2.403)
Sex (0 = male, 1 = female)< 0.0012.908 (2.425–3.487)0.0392.048 (1.036–4.051)
Exercise in leisure time
 Never/almost neverReferenceReference
 Sometimes< 0.0010.410 (0.355–0.473)0.0410.448 (0.209–0.957)
 Often< 0.0010.327 (0.278–0.383)< 0.0010.352 (0.169–0.735)
Workload
 Work hours per week
   < 40ReferenceReference
  40–45< 0.0012.337 (2.029–2.693)0.0421.908 (1.021–3.565)
   > 45< 0.0013.104 (2.623–3.672)< 0.0012.517 (1.270–4.988)
 Number of patients in the charge of at night
  < 30ReferenceReference
  30–60< 0.0012.560 (2.191–2.991)0.0122.201 (1.102–4.397)
   > 60< 0.0018.062 (6.721–9.670)< 0.0016.080 (3.190–11.586)
Night shift frequency per month
 NeverReferenceReference
 1–3< 0.0012.279 (1.839–2.824)0.1462.018 (0.918–4.437)
 4–6< 0.0014.339 (3.527–5.339)< 0.0013.717 (1.807–7.647)
  ≥ 7< 0.0019.050 (7.162–11.438)< 0.0017.156 (3.357–15.256)
Occupational stress
 Psychological job demand0.0032.257 (1.086–4.688)0.0182.168 (1.062–4.426)
 Job control< 0.0010.425 (0.195–0.927)< 0.0010.451 (0.212–0.961)
 Workplace social support< 0.0010.348 (0.158–0.765)< 0.0010.378 (0.180–0.794)
 Job insecurity0.0112.447 (1.054–5.685)0.0222.408 (1.045–5.551)