| 变量 | 模型1 | 模型2 | 模型3 | 模型4 |
| 健康状况 | 健康状况 | 健康状况 | 健康状况 | |
| 商业医疗保险 |
| 0.142 |
| 0.073 |
|
|
| (0.87) |
| (0.32) |
| 商业养老保险 |
|
| 0.182 | 0.132 |
|
|
|
| (1.06) | (0.56) |
| 性别 | 0.394*** | 0.390*** | 0.388*** | 0.388*** |
|
| (4.38) | (4.29) | (4.26) | (4.26) |
| 婚姻状况 | −0.016 | −0.024 | −0.030 | −0.030 |
|
| (−0.16) | (−0.23) | (−0.28) | (−0.28) |
| 家庭收入 | 0.368*** | 0.362*** | 0.359*** | 0.357*** |
|
| (4.09) | (3.97) | (3.94) | (3.92) |
| 年龄 | −0.022*** | −0.023*** | −0.023*** | −0.023*** |
|
| (−3.77) | (−3.88) | (−3.92) | (−3.88) |
| _cons | 3.879*** | 3.927*** | 3.934*** | 3.929*** |
|
| (16.56) | (16.47) | (16.55) | (16.46) |
| N | 1713 | 1681 | 1679 | 1678 |
| R2 | 0.034 | 0.035 | 0.036 | 0.036 |