The purpose of this study is to investigate whether an association exists between serum vitamin D levels and IVF treatment outcome
Study Type
OBSERVATIONAL
Enrollment
504
Birmingham Womens NHS Foundation Trust
Birmingham, West Midlands, United Kingdom
Clinical Pregnancy Rate
USS appearances of intrauterine pregnancy
Time frame: 7 weeks after embryo transfer
Biochemical pregnancy rate
Urinary pregnancy test result 2 weeks after embryo transfer
Time frame: 2 weeks after embryo transfer
Miscarriage rate
Pregnancy outcome of miscarriage
Time frame: 20 weeks after embryo transfer
Live birth rate
Live birth outcome
Time frame: 42 weeks after embryo transfer
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