| 
 | (1) | (2) | 
| Variable | health_observed | health_observed | 
| travelfre | 0.038*** | 
 | 
| 
 | (4.340) | 
 | 
| travelwhe | 
 | 0.215*** | 
| 
 | 
 | (4.435) | 
| gender | 0.030 | 0.039 | 
| 
 | (0.698) | (0.897) | 
| age | −0.033*** | −0.033*** | 
| 
 | (−8.089) | (−7.954) | 
| cohabitation | −0.141** | −0.138** | 
| 
 | (−2.494) | (−2.440) | 
| smoking | 0.205*** | 0.198*** | 
| 
 | (3.922) | (3.795) | 
| exercise | 0.368*** | 0.366*** | 
| 
 | (9.265) | (9.187) | 
| education | 0.058* | 0.052* | 
| 
 | (1.884) | (1.697) | 
| jobtype | 0.049 | 0.044 | 
| 
 | (0.867) | (0.787) | 
| pension | −0.004 | −0.014 | 
| 
 | (−0.058) | (−0.206) | 
| livinglevel | 0.328*** | 0.328*** | 
| 
 | (10.168) | (10.161) | 
| income | 0.021* | 0.019 | 
| 
 | (1.697) | (1.531) | 
| hukou | −0.195*** | −0.203*** | 
| 
 | (−3.191) | (−3.302) | 
| region | −0.136*** | −0.136*** | 
| 
 | (−5.800) | (−5.763) | 
| Observations | 3911 | 3911 |