Table 1.
Demographic characteristics of groups
| Variable | Group 1 (n=109) | Group 2 (n=84) | Group 3 (n=79) | p value |
|---|---|---|---|---|
| No. of patients | 84 | 59 | 50 | |
| Age (years) | 28.1±4.6 | 29.0±3.9 | 29.2±4.2 | NS |
| Hormone Profile | ||||
| FSH (IU/L) | 5.9±1.7 | 5.9±1.4 | 5.4±1.3 | NS |
| LH (IU/L) | 8.6±6.0a | 7.6±4.7 | 5.9±2.9 | .006 |
| E2 (pg/mL) | 43.6±19.4b | 37.0±14.1 | 40.4±13.2 | .043 |
| Antral follicle count | 18.7±7.5 | 18.6±5.9 | 18.1±6.2 | NS |
| Type of infertility | NS | |||
| Primary | 87 (79.8%) | 69 (82.1%) | 56 (70.9%) | |
| Secondary | 22 (20.2%) | 15 (17.9%) | 23 (29.1%) | |
| Duration of infertility (months) | 68.8±44.2a,b | 91.2±49.9 | 100.4±51.6 | ≤.001 |
| Number of previous IVF cycles | 1.6±1.0 | 1.6±1.0 | 1.8±1.1 | NS |
| Causes of infertility | ||||
| Male factor | 54 (49.5%)b | 31 (36.9%) | 25 (31.6%) | .035 |
| Tuboperitoneal | 4 (3.7%) | 6 (7.1%) | - | |
| Ovulatory dysfunction | 91 (83.5%) | 69 (82.1%) | 65 (82.3%) | NS |
| Unexplained | 44 (40.4%) | 41 (48.8%) | 39 (49.4%) | NS |
a
Group 1 vs Group 2 (p<.05).
b
Group 1 vs Group 3 (p<.05). Data are expressed as mean±SD.
No: number; FSH: follicle-stimulating hormone; LH: luteinizing hormone; E2: estradiol; IVF: in vitro fertilization