All groups | Group 1 HCG-only | Group 2 hCG plus LH-surge | Group 3 LH-onlysurge only | Group 4 All hCG (sum of groups 1 and 2 | Group 5 All LH-surge cycles Sum of groups 2 and 3 | |
---|---|---|---|---|---|---|
No. of cycles | 2000 | 1146 | 548 | 306 | 1694 | 854 |
Age | 34.3 ± 4.3 (20–45) | 34.2 ± 4.3 (20–45) | 34.7 ± 4.1 (24–45) | 33.95 ± 4.3 (23–45) | 34.36 ± 4.2 (20–45) | 34.44 ± 4.2 (23–45) |
No. of inseminations | 1.1 ± 0.3 (1–2) | 1.12 ± 0.32 (1–2) | 1.39 ± 0.5 (1–2) | 1.24 ± 0.42 (1–2) | 1.28 ± 0.45 (1–2) | 1.28 ± 0.5 (1–2) |
No. of prior treatment cycles | 2.9 ± 2.2 (1–7) | 2.8 ± 2.1 (1–7) | 3.1 ± 2.2 (1–6) | 2.71 ± 2.4 (1–6) | 2.9 ± 2.14 (1–7) | 2.96 ± 2.3 (1–6) |