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Table 3 Determinants of health in China: odds ratios for good self-rated health (SRH)

From: Determinants of and socio-economic disparities in self-rated health in China

Variables Category Model 1: Univariate analysis Model 2: Multivariate analysis
   OR 95% CI OR 95% CI
Demographic characteristics
 Gender Female 1.00   1.00  
  Male 1.24*** (1.14–1.35) 1.19*** (1.07–1.32)
 Age group 18–29 1.00   1.00  
  30–39 0.69*** (0.55–0.85) 0.63*** (0.48–0.82)
  40–49 0.36*** (0.30–0.44) 0.38*** (0.29–0.49)
  50–59 0.23*** (0.19–0.28) 0.24*** (0.18–0.31)
  60–69 0.14*** (0.11–0.17) 0.16*** (0.12–0.21)
  70+ 0.09*** (0.08–0.11) 0.11*** (0.09–0.15)
 Ethnicity Other ethnic minorities 1.00    
  Han nationality 1.06 (0.91–1.23)   
 Marital status Divorced, separated, or widowed 1.00   1.00  
  Married 2.15*** (1.88–2.45) 0.81** (0.68–0.95)
  Single 5.08*** (4.11–6.28) 0.75* (0.55–1.02)
 Residence Rural 1.00    
  Urban 1.58*** (1.43–1.73)   
  Suburban 1.44*** (1.30–1.61)   
 Regions West 1.00   1.00  
  East 1.71*** (1.54–1.91) 1.28*** (1.11–1.47)
  Middle 1.03 (0.91–1.15) 1.11 (0.96–1.27)
  Northeast 1.23*** (1.08–1.42) 1.15* (0.98–1.36)
Socio-economic status
 Education degree Primary or no education 1.00    
  Secondary education 2.43*** (2.22–2.67)   
  College or higher 4.15*** (3.60–4.79)   
 Work status Not working 1.00   1.00  
  Non-farm work 3.67*** (3.32–4.07) 1.96*** (1.71–2.24)
  Farm work 1.27*** (1.14–1.41) 1.39*** (1.21–1.59)
 Household Income (RMB/dollars) ≤¥9,999 (or ≤ $ 1,640) 1.00   1.00  
  ¥10,000–49,999 (or $1,640–8,201) 2.52*** (2.18–2.90) 1.21** (1.02–1.43)
  ¥50,000–99,999 (or $8,201–16,402) 4.76*** (4.08–5.55) 1.46*** (1.20–1.77)
  ≥¥100,000 (or ≥ $16,402) 5.28*** (4.42–6.30) 1.06 (0.84–1.34)
 Self-rated social class Low (score 1–3) 1.00   1.00  
  Middle (score 4–5) 1.99*** (1.82–2.18) 1.20*** (1.07–1.35)
  High (score 6–10) 2.33*** (1.95–2.78) 1.26** (1.02–1.57)
 Socio-economic status compared with peers Lower 1.00   1.00  
  Higher 2.75*** (2.19–3.46) 1.89*** (1.45–2.48)
  Similar 2.07*** (1.89–2.26) 1.31*** (1.16–1.46)
  Hard to say 1.78*** (1.42–2.23) 1.11 (0.84–1.45)
Lifestyle factors
 BMI Normal weight 1.00   1.00  
  Underweight 0.51*** (0.44–0.59) 0.68*** (0.57–0.82)
  Over weight 0.96 (0.86–1.07) 0.92 (0.81–1.04)
  Obese 0.62*** (0.48–0.82) 0.59*** (0.43–0.82)
 Physical activity Inactive 1.00   1.00  
  Active 1.47*** (1.37–1.61) 1.16** (1.03–1.31)
Psychosocial factors
 Life satisfaction Happy life 1.00   1.00  
  Unhappy life 0.33*** (0.29–0.38) 0.68*** (0.57–0.82)
  Average 0.60*** (0.54–0.67) 0.75*** (0.66–0.85)
 Depression Severe 1.00   1.00  
  Mild 2.07*** (1.72–2.50) 1.86*** (1.51–2.29)
  Few or no 10.04*** (8.44–11.94) 7.89*** (6.50–9.57)
Relations with relatives and friends Good 1.00   1.00  
  Poor 0.41*** (0.36–0.47) 0.74*** (0.63–0.86)
  Normal 0.66*** (0.60–0.73) 0.79*** (0.71–0.88)
Pseudo R2     0.2305  
  1. Multivariate model including all significant variables through backwards stepwise logistic analysis
  2. OR odds ratio, 95% CI 95% Confidence Intervals
  3. *** p < 0.01, ** p < 0.05, * p < 0.1