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Table 3 Logistic regression analysis on fatigue in male hotel workers

From: Fatigue and related factors among hotel workers: the effects of emotional labor and non-standard working hours

Variables Unadjusted Adjusted
Model I* Model II
OR (95% CI) OR (95% CI) OR (95% CI)
Age(years)       
  20–29 1.00   1.00   1.00  
  30–39 1.71 (0.96-3.02) 1.08 (0.53-2.22) 1.16 (0.55-2.45)
  40–49 1.13 (0.60-2.12) 0.90 (0.35-2.30) 1.13 (0.42-3.02)
  ≥50 0.71 (0.34-1.46) 1.07 (0.36-3.19) 1.57 (0.48-5.12)
Sleep satisfaction       
  Satisfied 1.00   1.00   1.00  
  Not satisfied 2.15 (1.41-3.29) 1.48 (0.92-2.39) 1.39 (0.83-2.35)
Work tenure (years)       
  ≤9 1.00   1.00   1.00  
  10–19 1.37 (0.84-2.21) 0.97 (0.50-1.88) 0.85 (0.43-1.70)
  ≥20 0.69 (0.40-1.19) 0.67 (0.27-1.69) 0.56 (0.22-1.45)
Weekly working hours       
  ≤39 1.00   1.00   1.00  
  40–59 1.69 (1.03-2.78) 1.18 (0.68-2.06) 1.08 (0.61-1.91)
  ≥60 3.33 (1.64-6.75) 2.48 (1.12-5.48) 2.22 (0.98-5.04)
Shift work       
  No 1.00   1.00   1.00  
  Yes 1.74 (1.12-2.71) 1.59 (0.97-2.60) 1.64 (0.95-2.80)
Overtime work       
  No 1.00   1.00   1.00  
  Yes 2.08 (1.34-3.24) 1.32 (0.80-2.17) 1.34 (0.79-2.30)
Emotional effort       
  Low (Q1) 1.00   1.00   1.00  
  Middle (Q2) 2.86 (1.35-6.07) 1.92 (0.87-4.25) 2.06 (0.91-4.65)
  High (Q3) 5.49 (2.70-11.15) 3.06 (1.42-6.62) 3.30 (1.49-7.28)
  Very high (Q4) 8.22 (3.94-17.15) 3.48 (1.54-7.86) 3.72 (1.60-8.64)
Emotional disharmony       
  Low (Q1) 1.00   1.00   1.00  
  Middle (Q2) 1.82 (0.75-4.44) 1.19 (0.47-3.02) 1.22 (0.48-3.11)
  High (Q3) 3.55 (1.56-8.09) 2.70 (1.15-6.35) 2.65 (1.11-6.33)
  Very high (Q4) 10.61 (4.83-23.30) 5.52 (2.35-12.97) 5.70 (2.36-13.77)
  1. *Model I was adjusted for age, sleep satisfaction, work tenure, weekly working hours, shift work, overtime work, emotional effort, and emotional disharmony.
  2. Model II was additionally adjusted for regular exercise, BMI, department, and work intensity.
  3. OR: odds ratio, CI: confidence interval.
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