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Table 2 Descriptive characteristics of participants in different districts (%)

From: Regional differences and determinants of self-rated health in a lower middle income rural Society of China

Variable Southern region (n = 1245) Central region (n = 1537) Northern region (n = 1088) Total Anhui (n = 3870)
Gender** Male 42.62 40.45 36.76 40.27
Female 57.38 59.55 63.24 59.73
Age(y)** 15~ 25.31 28.11 19.58 24.60
45~ 29.02 28.27 26.29 28.01
55~ 22.58 21.29 24.63 22.74
65~ 23.10 22.33 29.50 24.65
Education** No education 42.64 38.63 52.02 43.99
Primary school 26.04 27.95 25.55 26.52
Middle school or higher 31.32 33.41 22.43 29.49
Employment status** Subsistence farmers 68.50 57.19 83.49 69.13
Others 31.50 42.81 16.51 30.87
Marital statue Married 88.29 85.70 85.37 86.64
Others 11.71 14.30 14.63 13.36
Income* Q1 (~ 25%) 24.06 24.75 24.36 24.37
Q2 24.96 25.22 24.74 24.99
Q3 27.24 24.34 23.76 25.38
Q4(75%~) 23.73 25.69 27.15 25.26
Household composition** Parents and children 26.22 30.44 19.85 25.79
Three generations 27.33 19.52 15.17 21.40
Elderly and children 8.46 5.78 13.97 9.15
Only elderly 37.54 43.78 50.74 43.26
Others 0.46 0.48 0.28 0.41
Medical insurance** NRCMs 96.16 88.51 98.81 94.44
Other medical insurances 2.86 7.87 0.74 3.88
No medical insurance 0.98 3.61 0.46 1.68
Social support** Q1 (~ 25%) 25.70 24.74 47.98 31.65
Q2 21.21 21.61 21.23 21.34
Q3 25.11 27.39 15.90 23.26
Q4(75%~) 27.98 26.27 14.89 23.75
Chronic disease** No 48.86 54.49 42.10 48.77
Yes 51.14 45.51 57.90 51.23
Clinic visit** No 61.99 57.98 40.00 54.54
Yes 38.01 42.02 60.00 45.46
Hospitalization No 11.05 11.66 22.50 14.46
Yes 88.95 88.34 77.50 85.54
Active exercise** No 80.29 68.40 73.40 74.52
Yes 19.71 31.60 26.60 25.46
Smoke** No 78.09 77.98 83.61 79.60
Yes 21.91 22.02 16.39 20.40
Drink** No 76.58 77.51 86.21 79.59
< 3 times/week 8.56 7.31 5.15 7.24
≥3 times/week 14.77 15.18 8.64 13.18
  1. aOther medical insurance: basic medical insurance for urban and rural residents, commercial health insurance
  2. bBelow the median score
  3. cEqual to or higher than the median score
  4. *Significant difference among respondents from 3 regions at P < 0.05 level
  5. **Significant difference among respondents from 3 regions respondents at P < 0.01 level