Table 3.
Characteristics of IVF treatment and outcome according to BMIa
| Body mass index groups | p value | |||
|---|---|---|---|---|
| Underweight | Normal weight | Overweight | ||
| No of started cycles | 16 (10.26%) | 111 (71.15%) | 29 (18.59%) | NA |
| Stimulation duration (in days) | 10.31 ± 1.08 | 9.83 ± 1.48 | 10.83 ± 2.05 | 0.009† |
| GnRH-a | 6 (37.5%) | 50 (45.04%) | 12 (41.37%) | 0.821‡ |
| GnRH-an | 10 (62.5%) | 61 (54.96%) | 17 (58.63%) | |
| E2 on triggering day (pmol/ml) | 6.158 ± 2.836 | 5.673 ± 2.769 | 5.244 ± 2.876 | 0.599† |
| Total gonadotropin dose (IU) | 3.134 ± 1.034 | 3.019 ± 0.987 | 3.240 ± 1.252 | 0.580† |
| Cancelled cycles | 0 (0%) | 3 (1.92%) | 1 (0.64%) | 0.626‡ |
| Retrieved oocytes | 6.13 ± 4.13 | 6.26 ± 3.36 | 6.25 ± 3.06 | 0.880§ |
| GQ oocytes | 3.50 ± 2.22 | 3.97 ± 2.44 | 4.25 ± 2.22 | 0.476§ |
| Quality of embryos | ||||
| Top | 2.38 ± 1.56 | 2.90 ± 1.92 | 2.50 ± 1.54 | 0.578§ |
| Good | 1.90 ± 1.60 | 2.02 ± 1.29 | 1.47 ± 0.61 | 0.306§ |
| Poor | 2.00 | 1.54 ± 0.88 | 1.50 ± 0.71 | NA |
| Bad | 1.00 | 1.00 | 1.00 | NA |
| Transferred embryos | 2.13 ± 0.89 | 1.93 ± 1.15 | 2.22 ± 0.93 | 0.589§ |
| Total No of embryos | 4.17 ± 1.83 | 3.67 ± 2.51 | 3.94 ± 2.01 | 0.706§ |
| Without ET | 1 (6.25%) | 19 (17.11%) | 2 (6.89%) | 0.502‡ |
| ET Cleavage (day2) | 9 (56.25%) | 58 (52.25%) | 16 (55.17%) | 0.502‡ |
| 6 (37.5%) | 27 (24.32%) | 7 (24.13%) | ||
| ET Blastocyst stage | 0 (0%) | 3 (2.7%) | 2 (6.89%) | |
| Biochemical Pregnancy Rate | 5 (31.25%) | 45 (40.54%) | 13 (44.82%) | 0.298‡ |
| Clinical Pregnancy Rate | 5 (31.25%) | 43 (38.73%) | 11 (37.93%) | 0.770‡ |
| Ongoing Pregnancy Rate | 5 (31.25%) | 39 (35.13%) | 11 (37.93%) | 0.822‡ |
aNumber with % in brackets or mean ± SD or %. †ANOVA. ‡Chi-square. §Kruskal-Wallis test. NA non applicable