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Table 5 Logistic regression analysis of self-rated physical health (Rural respondents)

From: Does where you live matter to your health? Investigating factors that influence the self-rated health of urban and rural Chinese residents: evidence drawn from Chinese General Social Survey data

  Model 7 Model 8 Model 9
Evaluation of living environment OR 95% Confidence Intervals OR 95% Confidence Intervals OR 95% Confidence Intervals
Air pollution (ref: not serious) 0.967 [0.736, 1.270] 1.025 [0.766, 1.372] 0.973 [0.740, 1.278]
Green space shortage (ref: not serious) 1.264 [0.900, 1.777] 1.260 [0.897, 1.770] 1.157 [0.801, 1.671]
Water pollution (ref: not serious) 1.020 [0.803, 1.295] 1.018 [0.801, 1.292] 1.018 [0.802, 1.293]
Freshwater resource shortage (ref: not serious) 0.762** [0.612, 0.949] 0.762** [0.613, 0.949] 0.761** [0.611, 0.947]
Physical activities
 Doing physical exercise (ref: infrequently) 1.128 [0.859, 1.481] 1.218 [0.898, 1.653] 1.068 [0.803, 1.421]
Controlled variables
 Age 0.962*** [0.956, 0.968] 0.962*** [0.956, 0.968] 0.962*** [0.955, 0.968]
 Gender (ref: male) 0.779*** [0.651, 0.932] 0.780*** [0.652, 0.934] 0.780*** [0.652, 0.934]
 Marital status (ref: single, divorce, widowed.) 0.837 [0.640, 1.094] 0.838 [0.641, 1.096] 0.837 [0.640, 1.094]
 Educational attainments (ref: junior high school and below) 1.000 [1.000, 1.000] 1.000 [1.000, 1.000] 1.000 [1.000, 1.000]
 Senior high school 1.261 [0.917, 1.733] 1.260 [0.916, 1.732] 1.261 [0.917, 1.733]
 Bachelor degree and above 1.519 [0.826, 2.793] 1.519 [0.826, 2.794] 1.506 [0.819, 2.772]
 Logarithmic of annual household income 1.428*** [1.299, 1.570] 1.429*** [1.300, 1.570] 1.429*** [1.300, 1.570]
 Hukou status (ref: non-local hukou) 1.142 [0.652, 2.000] 1.136 [0.648, 1.989] 1.151 [0.657, 2.017]
 Insurance schemes (ref: have joined neither schemes) 1.000 [1.000, 1.000] 1.000 [1.000, 1.000] 1.000 [1.000, 1.000]
 Have joined both BMI and PCMI schemes 0.805 [0.467, 1.388] 0.801 [0.465, 1.382] 0.805 [0.467, 1.389]
 Have joined BMI schemes but not PCMI schemes 1.051 [0.697, 1.584] 1.051 [0.697, 1.585] 1.050 [0.696, 1.582]
 Have joined PCMI schemes but not BMI schemes 1.074 [0.298, 3.879] 1.086 [0.301, 3.922] 1.079 [0.299, 3.893]
Interaction in relation to evaluation of living environment
 Doing physical exercise frequently × Serious air pollution (ref: Doing physical exercise frequently × No serious air pollution)    0.683 [0.353, 1.319]   
 Doing physical exercise frequently × Serious green space shortage (ref: Doing physical exercise frequently × No serious green space shortage)      1.770 [0.686, 4.566]
 N 2439   2439   2439  
 Log likelihood -1447.955   -1447.320   -1447.220  
 Chi-squared 334.624***   335.893***   336.093***  
  1. Exponentiated coefficients; 95% confidence intervals in brackets; * p < 0.10, ** p < 0.05, *** p < 0.01