Effect of the INTER-ACT lifestyle intervention on the evolution of mental health during the first year after childbirth (mixed models)
We assessed the evolution over time of the mental health outcomes with mixed models, considering as explanatory variables the randomization arm (intervention vs control), the pre-pregnancy BMI and baseline characteristics that showed imbalance between the two randomization arms (mode of conception, the amount of excessive weight at the end of pregnancy (above the IOM cutoff for excessive GWG (in kg)), and QoL at W6 (Week 6) (