Table 1. NTSV start of labor characteristics in MCNs with low, moderate or high induction of labor rates.
| Q1 (low) n = 52979 |
Q2-3 (moderate) n = 91638 |
Q4 (high) n = 39805 |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| Start of labor | |||||||||
| Spontaneous | 41209 | 77.8% | 67908 | 74.1% | 26513 | 66.6% | |||
| Induction of labor (IOL) | 9537 | 18.0% | 21793 | 23.8% | 12255 | 30.8% | |||
| Planned caesarean section | 535 | 1.0% | 1139 | 1.2% | 557 | 1.4% | |||
| Unknown | 1698 | 3.2% | 798 | 0.9% | 480 | 1.2% | |||
| Method IOL | % within NTSV | % within IOL | % within NTSV | % within IOL | % within NTSV | % within IOL | |||
| Amniotomy only | 1301 | 2.5% | 13.6% | 3381 | 3.7% | 15.5% | 1013 | 2.5% | 8.3% |
| Prostaglandins | 1468 | 2.8% | 15.4% | 2672 | 2.9% | 12.3% | 1814 | 4.6% | 14.8% |
| Oxytocin | 2281 | 4.3% | 23.9% | 5856 | 6.4% | 26.9% | 3144 | 7.9% | 25.7% |
| Foley | 4487 | 8.5% | 47.0% | 9884 | 10.8% | 45.4% | 6284 | 15.8% | 51.3% |
| Total | 9537 | 18.0% | 100% | 21793 | 23.8% | 100% | 12255 | 30.8% | 100% |
| IOL in week | % within NTSV | % within IOL | % within NTSV | % within IOL | % within NTSV | % within IOL | |||
| 37+0–37+6 | 1206 | 2.3% | 12.6% | 2724 | 3.0% | 12.5% | 1505 | 3.8% | 12.3% |
| 38+0–38+6 | 2034 | 3.8% | 21.3% | 4694 | 5.1% | 21.5% | 3172 | 8.0% | 25.9% |
| 39+0–39+6 | 1633 | 3.1% | 17.1% | 3851 | 4.2% | 17.7% | 2171 | 5.5% | 17.7% |
| 40+0–40+6 | 1386 | 2.6% | 14.5% | 3376 | 3.7% | 15.5% | 1737 | 4.4% | 14.2% |
| 41+0–41+6 | 2207 | 4.2% | 23.1% | 5671 | 6.2% | 26.0% | 3271 | 8.2% | 26.7% |
| ≥42+0 | 1071 | 2.0% | 11.2% | 1477 | 1.6% | 6.7% | 399 | 1.0% | 3.1% |
| Total | 9537 | 18.0% | 100% | 21793 | 23.8% | 100% | 12255 | 30.8% | 100.0% |
Missings in variables are not shown. Due to missings, numbers not always add up to the total number in Q1, Q2-3 and Q4. Percentages are calculated on valid numbers.