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background of the patients. The patients' background is described. Most of the patients needed the Ritodrine tocolysis until around 36 weeks of gestation because of the preterm uterine contraction or the progressive cervical dilatation.
| Background |
|
|---|---|
| Age | 38 ± 2.2 |
| Pri/para | 27/18 |
| Single/twin | 42/3 |
| Gestation of Ritodrine inducement | 26.4 ± 1.4 |
| Gestation of heparin inducement | 29.2 ± 1.2 |
| Gestation tocolysis finished | 34 ± 1.8 |
