Table 2. Baseline demographic features.
!Mann–Whitney, #Independent t-test.
| Characteristics | Standard treatment (n=649) | EmbryoGlue® (n=649) | P-value |
| Female age at FET, years (mean ± SD) | 31.93±4.24 | 31.84±4.16 | 0.687# |
| Male age, years (mean ± SD) | 35.43±5.02 | 35.76±4.69 | 0.218# |
| Female body mass index (kg/m2) (mean ± SD) | 25.37±4.13 | 25.36±4.22 | 0.972# |
| AMH (mean ± SD) | 3.52±3.01 | 3.31±2.78 | 0.142! |
| Stimulation protocol, n (%) | <0.001 | ||
| Antagonist | 590/649(90.9%) | 389/400(97.3%) | |
| Minimal | 59/649(9.1%) | 11/400(2.8%) | |
| Sperm washing technique, n (%) | <0.001 | ||
| Density gradient | 41/611(6.7%) | 8/612(1.3%) | |
| Qualis | 49/611(8%) | 12/612(2%) | |
| Swim-up | 521/611(85.3%) | 592/612(96.7%) | |
| Male factor, n (%) | 454(70.0%) | 422(65%) | 0.058 |
| Number of previous IVF attempts, n (%) | <0.001 | ||
| 0 | 585(90.1%) | 506(78.0%) | |
| 1 | 57(8.8%) | 119(18.3%) | |
| 2 | 7(1.1%) | 24(3.7%) | |
| Number of patients with PGT-A, n (%) | 15(2.3%) | 22(3.4%) | 0.243 |