Unexplained fertility could be partly caused by a higher incidence of early pregnancy loss in this group. 65 women with unexplained infertility and 65 healthy controls will collect daily urine samples form the luteal phase. hCG and creatinine levels are measured in order to detect pregnancies and early pregnancy loss.
Study Type
OBSERVATIONAL
Enrollment
134
UMCUtrecht
Utrecht, Utrecht, Netherlands
incidence of early pregnancy loss
Time frame: 3 mentrual cycles
incidence of pregnancies
Time frame: 3 menstual cycles
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