Methods: Postpartum women (N = 327) were recruited during their postnatal check-ups in Taiwan. Data were collected from October 2008 to July 2009 using a demographic form, the Pittsburgh Sleep Quality Index (PSQI), Physical
Symptoms Checklist, Perceived Stress Scale, and Postpartum Social Support Scale. Descriptive statistics, Pearson’s correlation, and stepwise multiple regression analysis were used to analyze data.