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Table 4 GWG, PWR, and obstetrical and neonatal outcomes of groups and OR (95 % CI)

From: Effect of lifestyle interventions of pregnant women on their dietary habits, lifestyle behaviors, and weight gain: a randomized controlled trial

Variable Control Intervention p value
GWG (kg) 12.29 ± 4.80 12.45 ± 5.04 0.87
GWG within IOM [n (%)] 13 (28.9) 23 (51.1) 0.03a
OR for GWG within IOM (95 % CI) 1.00 (ref.) 0.593 (0.459–0.726) 0.008b
Adjusted OR for GWG within IOM (95 % CI) 1.00 (ref.) 0.379 (0.141–1.021) 0.05c
PWR (kg) 5.95 ± 4.79 5.19 ± 4.71 0.44
Gestational age (w) 39.33 ± 1.34 39.33 ± 1.34 0.97
Cesarean section [n (%)] 15 (31.1) 17 (37.8) 0.50
Hospitalization time (h) 30.26 ± 20.91 28.93 ± 18.8 0.75
Birth weight (kg) 3.298 ± 4.23 3.268 ± 3.80 0.76
Infant length (cm) 50.40 ± 1.90 50.04 ± 1.78 0.29
  1. Continuous values are expressed as mean ± standard deviation. Missing for each groups, n = 6. Control, n = 45; intervention, n = 45
  2. CI confidence interval, GWG gestational weight gain, IOM Institute of Medicine (2009), PWR postpartum weight retention, OR odds ratio
  3. a X 2 test
  4. bLogistic regression model
  5. cLogistic regression model, adjusted for age, education year, prepregnancy BMI, gestational age at recruitment, income level, intended pregnancy status, and gravidity