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Table 3 Descriptive statistics of the three-outcome variables by BMI at booking and treatment group

From: A randomized controlled trial of daily weighing in pregnancy to control gestational weight gain

 

% weight change above target range

Change in weight (kg) per week

Proportion above target range

Control

Intervention

Control

Intervention

Control

Intervention

mean (SD)

mean (SD)

n (%)

Body mass index at booking

 Underweight/healthy (< 25)

76.5 (33.2)

72.9 (28.6)

0.68 (0.28)

0.64 (0.22)

15 (24.6%)

9 (18.0%)

 Overweight (25–29)

104.1 (42.2)

93.6 (50.4)

0.66 (0.27)

0.61 (0.32)

27 (44.3%)

18 (36.0%)

 Obese (30+)

102.4 (76.4)

99.6 (71.4)

0.50 (0.37)

0.51 (0.36)

19 (31.1%)

23 (46.0%)