Table 1.

How to be reasonably certain a woman is not pregnant

How to be reasonably certain a woman is not pregnant

If a patient has no symptoms or signs of pregnancy and meets any one of the following criteria: is ≤7 days after the start of normal menses has not had sexual intercourse since the start of last normal menses has been correctly and consistently using a reliable method of contraception is ≤7 days after spontaneous or induced abortion is within 4 weeks postpartum is fully or nearly fully breastfeeding (exclusively or the vast majority [≥85%] of feeds are breastfeeds), amenorrheic, and <6 months postpartum

Adapted from CDC Select Practice Recommendations. http://www.cdc.gov/reproductivehealth/contraception/usspr.htm