Table 4.
Population attributable fractions (%) and 95% CIs of adverse pregnancy and neonatal outcomes by prepregnancy body mass index among non-Arab mothers
| All to normal weight | Obese to overweight | Overweight to normal | |
| Pregnancy outcomes | |||
| Gestational diabetes | 16.2 (4.79 to 26.23) | 24.58 (8.6 to 37.77) | 12.18 (−7.12 to 28) |
| Pregnancy-induced hypertension | 19.98 (−26.05 to 49.2) | 50.24 (1.25 to 74.93) | −3.41 (−114.55 to 50.16) |
| Pre-eclampsia | 42.92 (−5.47 to 69.11) | 46.42 (−9.27 to 73.73) | 37.79 (−44.56 to 73.23) |
| Preterm delivery | 16.89 (−10.67 to 37.59) | 15.8 (−32.54 to 46.51) | 17.86 (−28.14 to 47.34) |
| Assisted delivery | −2.81 (−23.22 to 14.22) | 8.14 (−31.83 to 36) | −8.27 (−48.48 to 21.06) |
| Caesarean section | 13.89 (−0.47 to 26.2) | 6.48 (−18.95 to 26.47) | 17.19 (−4.73 to 34.53) |
| Neonatal outcomes | |||
| Macrosomia | 13.73 (−46.3 to 49.13) | 65.86 (17.93 to 85.8) | −45.01 (−261.54 to 41.84) |
| Large for gestational age | 18.86 (−13.59 to 42.04) | 22.44 (−30.35 to 53.85) | 17.29 (−38.52 to 50.62) |
| Small for gestational age | −8.73 (−30.31 to 9.27) | −1.13 (−50.1 to 31.86) | −13.69 (−57.58 to 17.98) |
| NICU referral | 7.09 (−20.53 to 28.37) | −24.49 (−100.23 to 22.59) | 17.79 (−23.81 to 45.41) |
| Apgar score <7 | 4.25 (−40 to 34.51) | 30.53 (−38.95 to 65.27) | −10.93 (−112.38 to 42.06) |
Bold values are statisticaly significant.
NICU, neonatal intensive care unit.