Table 2.
Laboratory and clinical outcome of 177 IVM cycles included in the study. An AMH threshold value of AMH > 1.28 g/ml identified cycles in which a higher number of oocytes were collected
| Total | AMH ≤ 1.28 g/ml | AMH > 1.28 g/ml | $t-Student test | |
|---|---|---|---|---|
| (n = 177) | (n = 32) | (n = 145) | *Fisher exact test | |
| Collected oocytes | 991 | 96 | 895 | |
| Mean no. of collected oocytes | 5.6 ± 3.2 | 3.2 ± 2.0 | 6.2 ± 3.1 | P < 0.0001$ |
| Mature oocytes after 30 h (%) | 484/966 (50.1%) | 56/91 (61.5%) | 428/875 (48.9%) | P = 0.014* |
| Mean no. of mature oocytes after 30 h | 2.7 ± 1.9 | 1.8 ± 1.5 | 3.0 ± 1.9 | P = 0.0005$ |
| Fertilized oocytes (%) | 276/380 (72.6%) | 31/49 (63.3%) | 245/331 (74.0%) | P = 0.082* |
| Total transferred embryos | 276 | 31 | 245 | |
| Beta-hCG positive tests | 28 | 2 | 26 | |
| Total clinical pregnancies | 25 | 2 | 23 | |
| Miscarriages | 5 (20.0%) | 0 | 5 | |
| Clinical pregnancies/OPU (%) | 25/177 (14.1%) | 2/32 (6.3%) | 23/145 (15.9%) | P = 0.125* |
| Clinical pregnancies/transfer (%) | 25/151 (16.6%) | 2/21 (9.5%) | 23/130 (17.7%) | P = 0.281* |
| Single pregnancies | 20/25 (80.0%) | 1/2 (50.0%) | 19/23 (82.6%) | |
| Twin pregnancies | 5/25 (20.0%) | 1/2 (50.0%) | 4/23 (17.4%) | |
| Implantations (%) | 30/276 (10.9%) | 3/31 (9.7%) | 27/245 (11.0%) | P = 0.557* |