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Table 4 The multiple logistic regression analysis (n = 420)

From: A cross-sectional study on sleep disturbances and associated factors among nurses

Variable and assignment β S.E Wald p OR (95% CI)
Constant −2.454 .980 6.265 .012  
Age (years)
  ≤ 30 Reference     
  > 30 −.219 .227 .931 .334 .803 (.514–1.254)
Self-rated health condition
 Very good/Good Reference     
 Fair/bad/very bad .338 .254 1.77 .183 1.403 (.852–2.308)
Perceived stress (PSS-10) .238 .035 46.185 < .001 1.269 (1.185–1.360)
Quality of life (SF-12)
 PCS −.021 .006 12.293 < .001 .98 (.968–.991)
 MCS −.010 .008 1.813 .178 .99 (.975–1.005)
  1. CI Confidence interval, S.E. Standard Error, PSS-10 Perceived Stress Scale, SF-12 Short form, PCS Physical component domain, MCS Mental component domain