logistice的结果不就是odds ratio吗
- . sysuse auto
- (1978 Automobile Data)
- . logistic foreign mpg rep78 headroom trunk
- Logistic regression Number of obs = 69
- LR chi2(4) = 37.14
- Prob > chi2 = 0.0000
- Log likelihood = -23.829421 Pseudo R2 = 0.4380
- ------------------------------------------------------------------------------
- foreign | Odds Ratio Std. Err. z P>|z| [95% Conf. Interval]
- -------------+----------------------------------------------------------------
- mpg | 1.03975 .0840652 0.48 0.630 .8873765 1.218287
- rep78 | 5.530666 2.707456 3.49 0.000 2.118773 14.43679
- headroom | .6203289 .4073352 -0.73 0.467 .1712717 2.246768
- trunk | .8646223 .1112277 -1.13 0.258 .6719319 1.112571
- _cons | .0099066 .0318544 -1.44 0.151 .0000182 5.406852
- ------------------------------------------------------------------------------
- Note: _cons estimates baseline odds.
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