| Successful TOLAC | Unsuccessful TOLAC |  | ||
---|---|---|---|---|---|
 | n = 481 | % | n = 179 | % | p |
Maternal age ≥ 37 | 77 | 16.0 | 38 | 21.2 | 0.12 |
IVF | 13 | 2.7 | 3 | 1.7 | 0.45 |
Smoking | 33 | 6.9 | 15 | 8.4 | 0.5 |
Height < 160 cm | 97 | 20.2 | 50 | 27.9 | 0.03 |
BMI ≥ 35 | 34 | 7.1 | 19 | 10.6 | 0.01 |
Diabetes | 1211 | 25.2 | 632 | 35.2 | 0.01 |
Prior vaginal delivery | 124 | 25.8 | 17 | 9.5 | < 0.001 |
More than 2 years from previous CS | 289 | 60.1 | 117 | 65.4 | 0.22 |
Medication-dependent gestational diabetes | 25 | 5.5 | 14 | 8.5 | 0.64 |
Post-term pregnancy (≥42 weeks) | 35 | 7.3 | 29 | 16.2 | 0.001 |
Labor induction | 143 | 29.7 | 83 | 46.4 | < 0.001 |
Bishop < 6 at the start of induction | 95 | 66.4 | 58 | 69.8 | 0.59 |
Indication for labor induction | |||||
 Post-term | 37 | 25.9 | 28 | 33.7 | 0.21 |
 PROM | 27 | 18.9 | 17 | 20.5 | 0.77 |
 Diabetes | 283 | 19.6 | 124 | 14.5 | 0.33 |
 Non-diabetic macrosomia | 3 | 2.1 | 4 | 4.8 | 0.26 |
 Fetal reason | 8 | 5.6 | 8 | 9.6 | 0.25 |
 Maternal reason | 40 | 28.0 | 14 | 16.9 | 0.06 |