Norsk studie
Is pre-pregnancy hormonal contraception use associated with the development of pelvic girdle pain during pregnancy?
SUMMARY ANSWER:
In contrast to combined oral contraceptive pills, long lifetime exposure to progestin-only contraceptive pills or the use of a progestin intrauterine device during the final year before pregnancy were associated with pelvic girdle pain.
En studie gjord mellan 1999-2008 på 91,721 gravida i Norge
Publicerad på PubMed