Objectives: The relationship between affect and duration of oral contraceptive (OC) use was
investigated. Method: Ninety-six women (17 first-time OC users, 34 long-time users, and 45
never-users) completed the Positive and Negative Affect Schedule (PANAS) and the
Menstrual Distress Questionnaire (MDQ) daily for 35 days. This study was the first to
examine positive affect variability; and personal family psychiatric history; and to compare
early-, late-, and never-users of OCs. Results: Triphasic users experienced greater variability …

The present study examined whether duration of oral contraceptive (OC) use could account
for the inconsistent findings of previous studies on the relationship between affect and OC
use. This study was the first to examine positive affect variability and to directly compare
early, late, and never users of OCs, The Positive and Negative Affect Schedule (PANAS) and
the Menstrual Distress Questionnaire (MDQ) were filled out daily for 35 days by 9 6 female
university students (17 first-time OC users, 34 long-time users, and 45 neverusers). Despite …