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Logistic regression analysis
| Parameter | Odds ratio | STD error | p value | 95 % CI | |
|---|---|---|---|---|---|
| Lower | Upper | ||||
| Age | 1.085 | 0.033 | 0.008 | 0.021 | 0.142 |
| Gestation | 0.808 | 0.101 | 0.090 | −0.459 | 0.033 |
| Previous tubal surgery | 21.133 | 9.473 | 0.000 | 2.172 | 3.929 |
| Previous pelvic surgery | 2.455 | 1.008 | 0.029 | 0.093 | 1.703 |
| First βHCG | 1.000 | 0.000 | 0.058 | 0.000 | 0.000 |
The logistic regression analysis results of the variables which were significant of univariate analysis
