Fit indices used to identify number of latent classes.

Descriptive results, reliability coefficients (Cronbach’s alpha) and differences between mothers and fathers.

Data are expressed as mean ± standard error or as percentages. Abbreviations: CRP: C-reactive protein, DAS28: disease activity score using 28 joint counts, DMARDs:...

Maternal characteristics according to the term of delivery (n = 86,516) or the mode of delivery (n = 86,295).

Association of the investigated factors with class membership (n = 650).

Associations of background variables with outcome measures.

BackgroundThe aim of this study was to examine how physical activity (PA) before and during pregnancy influences pregnancy outcomes, particularly preterm delivery and mode of...

Amounts of physical activity during pregnancy (Mets・h/w).

BackgroundThe vast majority of research on mental health has been undertaken in high income countries. This study aimed at investigating the long-term course of maternal...

Association between physical activity level during pregnancy and mode of delivery.