STUDY QUESTION: What is the risk of endometrial cancer after long-term follow-up in women treated with ART between 1983 and 2001 compared with women in the general population and subfertile women who did not undergo ART? SUMMARY ANSWER: Th…
STUDY QUESTION: Do children, adolescents, and young adults born after ART, including IVF, ICSI and frozen-thawed embryo transfer (FET), have an increased risk of cancer compared with children born to subfertile couples not conceived by ART …
BACKGROUND: The association between assisted reproductive technologies (ARTs) and the body mass index (BMI) of children remains controversial. Confounding by morbidity and other factors associated with parental infertility may have biased s…
BACKGROUND: There is concern that assisted reproductive technology (ART) may increase ovarian cancer risk, but previous studies are inconclusive. We compared ovarian cancer risk for women who gave birth after ART vs natural conception. MET…
BACKGROUND: Long-term effects of assisted reproductive technology (ART) on ovarian tumor risk are unknown. METHODS: This nationwide cohort study comprises 30 625 women who received ovarian stimulation for ART in 1983-2000 and 9988 subferti…
STUDY QUESTION: Do children conceived by ART have an increased risk of cancer? SUMMARY ANSWER: Overall, ART-conceived children do not appear to have an increased risk of cancer. WHAT IS KNOWN ALREADY: Despite the increasing use of ART, i.…