- Late luteal phase (7 days which include the last six days before menses through day one) daily average of > or equal 3.5 for at least 4 of 7 of these days on any 5 distinct items with no overlap on Daily Record of Severity of Problems (DRSP) Scale, at least one item must represent a non-physical symptom. 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.