- Follicular phase (days 8-12 after first day of menses) daily average less than or equal 2.5 on DRSP scale for non-physical symptoms only. The average will be calculated for days 8-12 of the cycle, day 1 being the first day of menstrual bleeding. Entries in the diary must be present for at least three of these days for the item to be used as an inclusion criterion for that month.