Table 1.
Patients' enrollment, clinical characteristics and outcomes. Abbreviations: rhCG: recombinant human chorionic gonadotropin; uHCG: urinary human chorionic gonadotropin; BMI: body mass index; GnRH: gonadotrop-releasing hormone; IU: international unit; g.w: gestational week.
| Clinical characteristics | |||
|---|---|---|---|
| rhCG | uhCG | ||
| n = | 391 | 96 | |
| Age (years) | 32.5 ± 3.5 | 33.3 ± 3.7 | |
| BMI (kg/m2) | 21.9 ± 2.6 | 22.5 ± 2.6 | |
| No. of previous attempts | 1 ± 1 | 0.5 ± 1 | |
| Endometrium thickness (mm) | 12 ± 2 | 11.5 ± 2 | |
|
| |||
| Therapeutic characteristics | |||
|
| |||
| GnRH agonists | 159 | 46 | |
| GnRH antagonists | 232 | 50 | |
| 6500 IU dose | 100 | — | |
| 9750 IU dose | 253 | — | |
| 13000 IU dose | 38 | — | |
|
| |||
| Outcome measures | |||
| Pregnancy outcomes | Total: | ||
|
| |||
| Laboratory verified pregnancy (n =) | 169 | 29* | 198 |
| Pregnancy over 24th g.w (n =) | 110 | 20 | 130 |
| Laboratory verified pregnancy (%) | 43% | 30% | 40.6% |
| Pregnancy over 24th g.w (%) | 28% | 21% | 26.7% |
P = 0.021, Chi-square-test.