Does a higher PUL rate correlate with an increase in more clinically significant ectopic pregnancies?

Introduction: The rate of pregnancy of unknown location (PUL) across early pregnancy units (EPUs) is variable, 8 –31%. An acceptable PUL standard of less than 15% of all pregnancy outcomes within EPUs using transvaginal ultrasound was recommended by an expert panel in 2006.
Source: European Journal of Obstetrics, Gynecology, and Reproductive Biology - Category: OBGYN Authors: Tags: Session 22 – Early Pregnancy, intrauterine insemination and PCOS Source Type: research