KM | NNM 1-1 | IPW | RA | IPWRA | |
ATET | −0.1019 | −0.05128 | −0.127 | −0.03368 | −0.03213 |
标准差 | 0.0708 | 0.01928 | 0.0713 | 0.01436 | 0.02913 |
样本数 | 329 | 329 | 329 | 329 | 329 |