Fig. 4
Percentage of participants with abnormal urinary frequency. A Comparison of the proportion of participants with eight or more voids in 24 h between each trimester of pregnancy (%). A significant difference was observed between early and late pregnancy (Chi-square test, p < 0.01). B Comparison of the proportion of participants with one or more voids at night between each trimester of pregnancy (%). A significant difference was observed between early and late pregnancy (Chi-square test, p < 0.01).
