| Group A: 0.2 mg GnRHa | Group B: 0.2 mg GnRHa+ 1000 IU HCG | Group C: 0.2 mg GnRHa + 2000 IU HCG | P |
---|---|---|---|---|
Cycles (n) | 429 | 305 | 253 | Â |
Preterm birth (<37 weeks) | 22.84 (98/429) | 20.98 (64/305) | 19.76 (50/253) | 0.619 |
Singleton | 7.69 (33/429) | 7.54 (23/305) | 8.30 (21/253) | 0.940 |
Twin | 15.15 (65/429) | 13.44 (41/305) | 11.46 (29/253) | 0.396 |
Gestational age (weeks) | 37.30 ± 2.50 | 37.35 ± 2.38 | 37.57 ± 2.15 | 0.284 |
Singleton | 38.39 ± 1.92 | 38.37 ± 1.68 | 38.33 ± 1.97 | 0.932 |
Twin | 35.67 ± 2.09 | 35.48 ± 2.14 | 36.15 ± 1.70 | 0.272 |
Birth height (mm) | 48.75 ± 2.68 | 48.35 ± 2.96 | 48.82 ± 2.52 | 0.046 |
Singleton | 49.69 ± 2.09 | 49.46 ± 1.98 | 49.73 ± 2.22 | 0.313 |
Twin | 46.89 ± 2.74 | 46.21 ± 3.34 | 47.00 ± 2.08 | 0.060 |
Birth weight (kg) | 2955.06 ± 634.54 | 2892.02 ± 625.58 | 2961.52 ± 613.56 | 0.247 |
Singleton | 3229.80 ± 535.51 | 3156.45 ± 491.02 | 3204.80 ± 557.60 | 0.255 |
Twin | 2415.06 ± 436.87 | 2403.85 ± 550.01 | 2504.81 ± 425.31 | 0.205 |
Congenital anomalies rate (%) | 0.58 (3/516) | 0.27 (1/370) | 0.33 (1/306) | 0.747 |
Low birth weight rate (<2500 g) | 22.67 (117/516) | 23.51 (87/370) | 21.24 (65/306) | 0.779 |
Singleton | 4.07 (21/516) | 5.67 (21/370) | 4.25 (13/306) | 0.500 |
Twin | 18.60 (96/516) | 17.84 (66/370) | 16.99 (52/306) | 0.842 |