表 1. Comparison of the maternal baseline data between reduction subgroups and expectant management subgroups.
各组一般资料对比
| Baseline characteristic | MCTA group | DCTA group | TCTA group | |||||
| Reduction (n=3) | Expectant management (n=10) | Reduction (n=21) | Expectant management (n=23) | Reduction (n=48) | Expectant management (n=13) | |||
| MCTA: monochorionic triamniotic; DCTA: dichorionic triamniotic; TCTA: trichorionic triamniotic; BMI: body mass index. * P<0.05, vs. reduction in the same group. | ||||||||
| Age/yr. | 26.6±4.5 | 28.0±4.7 | 33.6±5.2 | 30.2±4.7* | 31.1±7.4 | 30.1±7.4 | ||
| Nulliparous/case (%) | 3 (100) | 8 (80.0) | 17 (81.0) | 14 (60.9) | 43 (81.1) | 10 (76.9) | ||
| BMI/(kg/m2) | 21.7±3.4 | 20.9±2.4 | 22.2±3.3 | 21.2±2.9 | 21.8±2.7 | 22.4±4.5 | ||
| Increased body mass/kg | 11.5±6.1 | 13.7±4.2 | 11.6±6.0 | 16.2±5.8 | 15.9±5.5 | 16.9±5.7 | ||
| Assisted reproduction/case (%) | 2 (66.7) | 8 (80.0) | 17 (81.0) | 11 (47.8) | 46 (95.8) | 9 (69.2) | ||