Fig. 4

Comparisons in change patterns in exercise social support between the couple and non-couple groups during the exercise intervention and follow-up period. Note: Data are shown as estimated means and standard errors. ^†: P values were calculated using an analysis of covariance adjusted for age, sex, and exercise social support from family at baseline. ^‡: P values were calculated using an analysis of covariance adjusted for age, sex, and exercise social support from friends at baseline. *: P values were calculated using an analysis of covariance adjusted for age and sex