Table 4.
Multiple regression analysis for DGC vs. DGC/Zeta
| Parameters | P value | Odds ratio | 95% CI for EXP(B) | |
|---|---|---|---|---|
| Lower | Upper | |||
| Male smoking | 0.042* | 0.383 | 0.152 | 0.965 |
| Female age | 0.012* | 0.903 | 0.834 | 0.978 |
| Total oocyte retrieved | 0.019* | 0.795 | 0.656 | 0.963 |
| Injected oocyte | 0.020* | 1.290 | 1.040 | 1.601 |
| Tubal factor | 0.608 | 1.238 | 0.547 | 2.805 |
| Endometriosis | 0.248 | 2.075 | 0.601 | 7.165 |
| Uterine factor | 0.798 | 1.143 | 0.410 | 3.185 |
| Polycystic ovarian Syn. | 0.005 * | 5.618 | 1.699 | 18.577 |
| Ovarian factor | 0.049* | 0.352 | 0.124 | 1.002 |
| Duration of infertility | 0.293 | 0.743 | 0.427 | 1.292 |
| No. Previous ART | 0.994 | 1.000 | 0.914 | 1.093 |
| Clinical pregnancy (DGC/Zeta vs. DGC) | 0.018 * | 2.304 | 1.154 | 4.601 |
Binary logistic regression carried out for statically analyzing. *; Indicates statistical significance (P<0.05), CI; Confidence interval, DGC; Density gradient centrifugation, and ART; Assisted reproduction technique.