| Table 8. Gestational age and weight at birth acccording to gestational order in 2017 | ||||||
| ART procedure | Singleton | Twin | ≥Triplets | |||
| Weeks of gestation | Weight grams±SD |
Weeks of gestation | Weight grams±SD |
Weeks of gestation | Weight grams±SD |
|
| Fresh autologous IVF/ICSI | 37.73 | 3,074.5±565.5 | 35.06 | 2,246.4±568.3 | 31.33 | 1,468.1±514.2 |
| Autologous FET | 37.83 | 3,164.3±538.9 | 35.35 | 2,370.2±559.7 | 31.97 | 1,674.7±574.6 |
| Fresh and frozen/thawed OD | 37.36 | 3,008.4±582.7 | 35.13 | 2,292.2±571.6 | 32.07 | 1,641.6±464.3 |