Dietary changes in the physically activity intervention groups stratified by median pedometer output in week 17 of gestation.

1Low activity is defined as pedometer output below the median value (8725 steps/day) or missing on pedometer output (n = 13). High activity is defined as pedometer output above the median
2 mean difference (Δ) and 95% confidence interval (95%CI). Dietary variables are adjusted for baseline BMI, maternal age, smoking, parity, and baseline energy intake
Corresponding changes in GWG are also presented.