Table 1.
Subgroups baseline characteristics and outcomes
| Baseline characteristics | Group 1 (N = 42) |
Group 2 (N = 14) |
p-val |
|---|---|---|---|
| Age | 37.0 | 37.5 | 0.7181 |
| Max FSH (mIU/mL) | 9.32 | 8.75 | 0.5451 |
| AFC (2-10 mm) | 10.98 | 10.50 | 0.4681 |
| #/% co-flares | 22(52.4%) | 6(42.9%) | 0.5372 |
| #/% cancelled | 12(28.6%) | 3(21.4%) | 0.7363 |
| Patients who proceeded to egg retrieval | (N = 30) | (N = 11) | p-val |
| Length of stimulation (days) | 10.4 | 11.2 | 0.1661 |
| Daily FSH dose (IU) | 395 | 426 | 0.3811 |
| Daily rLH dose (IU) | 97 | 119 | 0.0381** |
| Peak E2 (pg/mL) | 1892 | 1629 | 0.3221 |
| Peak P4 (ng/mL) | 1.21 | 0.88 | 0.0991 |
| Outcomes | Group 1 | Group 2 | p-val |
| Midsize follicular growth (mm/day) | 0.96 | 0.78 | 0.4141 |
| Oocytes retrieved | 11.4 | 7.6 | 0.0411** |
| Number of MIIs | 8.7 | 4.7 | 0.0191** |
| Number of 2PNs | 6.8 | 3.5 | 0.0061** |
| Number of Grade 1 embryos | 1.23 | 1.36 | 0.8171 |
| Embryos for cryopreservation | 1.1 | 0.5 | 0.4501 |
| Positive βhCG/cycle start | 27.5% | 33.3% | 0.7263 |
| Clinical pregnancy/cycle start | 25.0% | 25.0% | 1.0003 |
Group 1 (had rLH discontinued at least two days prior to hCG trigger) and Group 2 (had rLH continued throughout stimulation)
1Unpaired two tailed t-test, 2Chi-sqare analysis, 3Fisher's exact test
**Significant assuming α = 0.05