Figure 1. Timing of PMDD symptom severity across menstrual period.
DRSP=Daily Rating of Severity of Problems. Total symptoms were averaged for the corresponding day of the menstrual cycle. Day 14 indicates the beginning of the luteal phase. Day 1 is the first day of the following menstrual cycle. The follicular phase average score for the entire cohort was 33ยท5 and is indicated by a horizontal line. Adapted from Pearlstein et al, 2005.16