Table I.
Demographic and clinical characteristics of study participants in two groups
| Patients characteristics |
LA group
(n=35) |
PA group
(n=35) |
p-value | CI 95% |
|---|---|---|---|---|
| Female age⃰ (year) | 38.20± 3.41 | 37.9 ± 3.66 | 0.76 | -1.97 - 1.43 |
| Duration of infertility⃰ (year) | 5.09 ± 2.04 | 5.77 ± 2.37 | 0.21 | -0.37-1.74 |
| No. of couple with primary infertility n (%) | 29(85.7%) | 27(77.1%) | 0.09 | -0.21- 1.32 |
| BMI* (Kg/m2 ) | 23.7 ± 2.11 | 23.6 ± 1.90 | 0.81 | -1.07 - 0.84 |
| AMH level* (ng/mL ) | 1.69±1.17 | 1.55±1.05 | 0.52 | -0.664 - 0.341 |
| Early follicular phase FSH* (IU/L) | 9.54 ±3.16 | 8.50 ±4.91 | 0.70 | -7.06 - 4.98 |
| Early follicular phase LH* (IU/L) | 5.22 ±3.22 | 5.72 ±2.55 | 0.79 | -3.73 - 4.74 |
| Antral follicle count (n) | 5.36 ±1.7 | 5.28 ±2.03 | 0.81 | -2.79 - 2.63 |
| Prior failed cycles (%) | 71.4 | 65.7 | 0.26 a | ── |
Groups compared using independent Student’s t-test, unless noted (a Chi-square test was used)
BMI: Body mass index
FSH: Follicle stimulating hormone
LH = Luteinizing hormone
AMH: Anti-müllerian hormone
LA: Letrozole+Antagonist
PA= Placebo+Antagonist
*
Values are expressed as mean±SDp-value≤0.05 was considered statistically significant. 95% CI: 95% confidence interval