Association of family history and physical activities with prevalence of MS according to IDF criteria among 13,505 women in rural China, the NMSS during 2007–2008.

aAdjusted for age at interview and BMI.bAdjusted for age at interview, BMI, education level, income status, occupation, ever smoker, ever drinker and tea consumption in family history calculation, additionally adjusted for history of diabetes and CVD in physical activity calculation.cLPA: Leisure-time physical activity.dOPA: Occupational physical activity.eCPA: Commuting physical activity.fScore was sum of LPA, OPA, CPA by bicycle, walking and both walking and taking bus.gP for trend was calculated by entering the ordinal exposure as continuous parameters in the model.