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Original Research

Identification and validation of uterine perforation, intrauterine device expulsion, and breastfeeding in four health care systems with electronic health records

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Pages 635-643 | Published online: 23 Jul 2019

Figures & data

Table 1 Characteristics of the study population with one or more intrauterine device insertions

Table 2 Uterine perforation algorithm validation results within each research site

Table 3 Intrauterine device expulsion algorithm validation results within each research site

Table 4 Breastfeeding status at the time of intrauterine device insertion within 52 weeks after delivery by postpartum time intervals* at each research site