Table 5 Multivariate logistic regression analysis of the miscarriage rate. (R2 = 0.059)
Independent variable | β | Wald | P Value | Odds Ratio | Odds Ratio (95% CI) | |
|---|---|---|---|---|---|---|
lower | upper | |||||
Female age | -0.104 | 2.083 | 0.149 | 0.901 | 0.782 | 1.038 |
Male age | 0.032 | 0.506 | 0.477 | 1.032 | 0.946 | 1.126 |
Infertility type | ||||||
primary infertility | 1(ref) | |||||
Secondary infertility | 18.027 | 0.000 | 0.998 | NA | ||
Indication for PGT-A | ||||||
advanced age | 1(ref) | |||||
recurrent miscarriage | 0.507 | 0.377 | 0.539 | 1.661 | 0.329 | 8.388 |
repeated implantation failure | -17.997 | 0.000 | 0.998 | NA | ||
Mixed | 0.987 | 1.730 | 0.188 | 2.683 | 0.616 | 11.678 |
COH protocols | ||||||
GnRH antagonist | 1(ref) | |||||
PPOS | -0.861 | 5.484 | 0.019* | 0.423 | 0.206 | 0.869 |
Endometrial preparation | ||||||
Natural cycles | 1(ref) | |||||
Drug-induced ovulation cycles | -0.034 | 0.002 | 0.961 | 0.967 | 0.253 | 3.697 |
Hormonal cycles | 0.465 | 0.939 | 0.332 | 1.592 | 0.622 | 4.074 |
Endometrial thickness | -0.222 | 4.445 | 0.035* | 0.801 | 0.652 | 0.985 |