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Table 7 Determinants of good SRH by geographical area

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

Variables Category East (n = 3536) Middle (n = 2337) Northeast (n = 1349) West (n = 2446)
OR 95% CI OR 95% CI OR 95% CI OR 95% CI
Demographic characteristics
 Gender Female 1.00       
  Male 1.28*** (1.06–1.54)       
 Age group 18–29 1.00   1.00   1.00   1.00  
  30–39 0.70* (0.47–1.05) 0.56* (0.30–1.07) 0.69 (0.36–1.31) 0.54*** (0.35–0.82)
  40–49 0.48*** (0.33–1.70) 0.31*** (0.17–0.57) 0.40*** (0.22–0.72) 0.33*** (0.22–0.50)
  50–59 0.25*** (0.17–0.37) 0.17*** (0.09–0.31) 0.22*** (0.12–0.38) 0.27*** (0.18–0.41)
  60–69 0.15*** (0.10–0.22) 0.13*** (0.07–0.24) 0.20*** (0.11–0.36) 0.19*** (0.12–0.29)
  70+ 0.10*** (0.07–0.16) 0.10*** (.0.05–0.18) 0.17*** (0.09–0.32) 0.16*** (0.10–0.26)
 Marital status Divorced, separated, and widowed    1.00      
  Married    0.61*** (0.44–0.85)     
  Single    0.56 (0.27–1.17)     
 Residence Rural 1.00   1.00      
  Urban 0.95 (0.72–1.26) 1.40** (1.04–1.87)     
  Suburban 1.50*** (1.12–2.00) 0.92 (0.71–1.21     
Socio-economic status
 Education degree Primary or no education 1.00       1.00  
  Secondary education 1.25* (0.99–1.58)      1.40*** (1.12–1.74)
  College or higher 0.87 (0.63–1.18)      1.18 (0.77–1.80)
 Work status Not working 1.00   1.00   1.00   1.00  
  Non-farm work 1.66*** (1.31–2.10) 2.04*** (1.55–2.68) 2.32*** (1.61–3.32) 2.24*** (1.70–2.95)
  Farm work 1.61** (1.12–2.31) 1.65*** (1.26–2.17) 1.75*** (1.22–2.52) 1.38** (1.07–1.78)
 Household Income (RMB/dollars) ≤¥9,999 (or ≤ $ 1.640)    1.00     1.00  
  ¥10,000–49,999 (or $1,640–8,201)    1.45** (1.06–1.98)    1.24 (0.92–1.66)
  ¥50,000–99,999 (or $8,201–16,402)    1.53** (1.06–2.21)    1.46** (1.01–2.11)
  ≥¥100,000 (or ≥ $16,402)    1.30 (0.78–2.16)    1.08 (0.65–1.79)
 Self-rated social calss Low (score 1–3) 1.00     1.00   1.00  
  Middle (score 4–5) 1.30** (1.04–1.62)    1.37** (1.01–1.87) 1.26** (1.02–1.56)
  High (score 6–10) 1.46** (1.03–2.07)    1.25 (0.67–2.33) 1.45 (0.93–2.25)
 Socio-economic status compared with peers Lower 1.00   1.00   1.00   1.00  
  Higher 1.95*** (1.25–3.03) 1.89** (1.11–3.22) 2.25** (1.01–4.60) 1.66* (0.94–2.93)
  Similar 1.26** (1.02–1.54) 1.38*** (1.10–1.72) 1.48** (1.09–2.00) 1.27** (1.02–1.57)
  Hard to say 1.34 (0.86–2.08) 1.23 (0.68–2.23) 0.97 (0.40–2.36) 0.93 (0.56–1.55)
Lifestyle factors
 BMI Normal weight 1.00   1.00   1.00   1.00  
  Underweight 0.49*** (0.33–0.74) 0.75* (0.54–1.04) 0.83 (0.46–1.50) 0.67*** (0.50–0.90)
  Over weight 0.79** (0.65–0.96) 0.84 (0.64–1.10) 1.25 (0.89–1.75) 0.95 (0.72–1.24)
  Obese 0.38*** (0.23–0.64) 1.38 (0.62–3.07) 0.38*** (0.19–0.76) 1.06 (0.52–2.18)
 Physical activity Inactive 1.00   1.00      
  Active 1.20* (0.99–1.45) 1.29* (0.98–1.69)     
Psychosocial factors
 Life satisfaction Happy life 1.00   1.00     1.00  
  Unhappy life 0.70* (0.49–1.01) 0.64** (0.45–0.91)    0.71** (0.52–0.97)
  Average 0.87 (0.70–1.09) 0.74** (0.58–0.96)    0.52*** (0.40–0.69)
 Depression Severe 1.00   1.00   1.00   1.00  
  Mild 2.48*** (1.67–3.70) 1.73*** (1.14–2.61) 1.53 (0.84–2.80) 1.81*** (1.27–2.57)
  Few or no 11.04*** (7.61–16.02) 7.59*** (5.15–11.19) 8.37*** (4.79–14.62) 6.59*** (4.73–9.16)
Relations with families and friends Good 1.00   1.00     1.00  
  Poor 0.57*** (0.43–0.74) 0.78 (0.57–1.06)    0.82 (0.61–1.08)
  Normal 0.89 (0.73–1.07) 0.80** (0.64–0.99)    0.66*** (0.53–0.83)
Pseudo R2   0.2354   0.2392   0.2274   0.2250  
  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