| 变量 | 专业志愿服务 | |||
| 模型1 | 模型2 | 模型2a | 模型2b | |
| 互联网使用 | 0.3760** (0.1897) | 
 | 
 | 
 | 
| 线上志愿服务 | 
 | 0.2049* (0.1245) | 0.2296* (0.1280) | −0.5000 (0.8531) | 
| 年龄 | −0.0006 (0.0053) | −0.0029 (0.0050) | 0.0024 (0.0059) | −0.0407 (0.0275) | 
| 性别 | −0.0923 (0.1025) | −0.0915 (0.1025) | −0.0927 (0.1109) | 0.4541 (0.6245) | 
| 政治面貌 | 0.3441*** (0.1308) | 0.3629*** (0.1308) | 0.2637* (0.1428) | 1.2440** (0.5955) | 
| 个人年收入(取对数) | 0.0097 (0.0180) | 0.0122 (0.0180) | 0.0076 (0.0194) | −0.2550* (0.1394) | 
| 受教育程度 | 0.2137*** (0.0278) | 0.2231*** (0.0273) | 0.2294*** (0.0297) | −0.0232 (0.1445) | 
| 婚姻状况 | −0.4156*** (0.1334) | −0.3899*** (0.1325) | −0.4032** (0.1464) | −0.3004 (0.9813) | 
| 工作状态 | 0.0867 (0.1295) | 0.0853 (0.1295) | 0.1010 (0.1438) | 3.2235** (1.4605) | 
| 常数项 | −2.5137*** (0.3408) | −2.2275*** (0.2943) | −2.3623*** (0.3145) | −0.3397 (1.6628) | 
| 样本 | 全样本 | 全样本 | 社交网络用户 | 非社交网络用户 | 
| 观测值 | 2572 | 2572 | 1884 | 127 |