Cumulative pretrigger progesterone levels are not superior to single-day levels for predicting a failed cycle in fresh embryo transfer cycles

Yamasaki M, Flannagan K, Boedeker D, Dolitsky S, Banks N, Decherney A, Hariton E, Harris BS, Imudia A, Kallen C, Kanter J, Levy M, Romanski P, Uhler M, Devine K, Hill M. Cumulative pretrigger progesterone levels are not superior to single-day levels for predicting a failed cycle in fresh embryo transfer cycles. Fertil Steril. 2025 Apr 23:S0015-0282(25)00235-3. doi: 10.1016/j.fertnstert.2025.04.024. Epub ahead of print. PMID: 40280225.