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. Author manuscript; available in PMC: 2024 Jul 28.
Published in final edited form as: Contraception. 2016 Jul 13;94(6):725–738. doi: 10.1016/j.contraception.2016.07.006
BF at time of IUD
insertion*
Perforation
RR (95% CI)
Difficult removal
RR (95% CI)
Yes 10.1 (4.9-20.6) 2.3 (1.1-4.4)
No Ref Ref
*
Analysis limited to women with at least 1 prior live birth