“…We did, however, note that younger women were more likely than older women to report participating in high-intensity activities, and this association persisted after adjusting for confounding by parity, education, marital status, race/ethnicity, smoking and pre-pregnancy body mass index. Our observations of a moderate to strong statistically significant positive association between maternal educational attainment and income are in general agreement with reports by other investigators 11,12,24,25 . Like Horns and colleagues 25 , we noted that women who completed postgraduate studies were more likely to be engaged in physical activity during pregnancy as compared with women completing only up to 12 years of education.…”