Table 3

Proportion of women meeting the IOM guidelines for weekly rate of GWG from GDM diagnosis to delivery or the end-of-pregnancy weight goal, with RRs estimating differences between conditions: the GEM trial*

Meeting IOM guidelines for weekly rate of GWG from GDM diagnosis to deliveryMeeting the end-of-pregnancy weight goal
InterventionUsual careInterventionUsual care
n% meeting guidelinesn% meeting guidelinesRR (95% CI)P valuen% meeting goaln% meeting goalRR (95% CI)P value
Entire sample96372.61,04267.21.08 (1.00–1.16)0.0496436.01,04333.01.08 (0.99–1.18)0.06
Women with BMI 15.9–24.9 kg/m234187.734680.91.07 (1.00–1.15)0.0534139.334629.51.28 (1.05–1.57)0.02
Women with BMI 25.0–59.7 kg/m262264.369660.31.08 (0.98–1.18)0.1262334.269734.70.99 (0.87–1.13)0.90
  • The BMI was assessed before pregnancy.

  • *Models were adjusted for race/ethnicity, facility size (three levels: <25, 25–74, and ≥75), and prepregnancy BMI.