2020
DOI: 10.18502/jri.v21i4.4333
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The Association Between Elevated Progesterone Level on Day of hCG Trigger and Live Birth Rates in ART Cycles: A Single Centre Observational Study

Abstract: Background: The advent of ovarian stimulation within an in vitro fertilization (IVF) cycle has resulted in modifying the physiology of stimulated cycles and has helped optimize pregnancy outcomes. In this regard, the importance of progesterone (P4) elevation at time of human chorionic gonadotrophin (hCG) administration within an IVF cycle has been studied over several decades. Our study aimed to evaluate the association of P4 levels at time of hCG trigger with live birth rate (LBR), clinical pregnancy rate (CP… Show more

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Cited by 5 publications
(6 citation statements)
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“…So far, many studies have evaluated the effect of elevated progesterone level on the trigger day on the clinical outcomes after IVF/ICSI cycles [ 11 14 ]. But few studies analysed whether slight elevation of progesterone level (1.0–1.5 ng/ml) has detrimental effect on the outcomes, especially in GnRH-ant protocol.…”
Section: Discussionmentioning
confidence: 99%
“…So far, many studies have evaluated the effect of elevated progesterone level on the trigger day on the clinical outcomes after IVF/ICSI cycles [ 11 14 ]. But few studies analysed whether slight elevation of progesterone level (1.0–1.5 ng/ml) has detrimental effect on the outcomes, especially in GnRH-ant protocol.…”
Section: Discussionmentioning
confidence: 99%
“…It is also known that the number of collected oocytes is also related to the frequency of PL. Thus, several researchers recommended considering the ratio of P4 to E2, or P4 to the number of collected oocytes, as good predictors, rather than the use of the absolute value of P4 [ 35 , 36 , 37 , 38 , 39 ]. Correspondingly, our study evaluated the effect of P4/oocyte ratios on oocytes’ and embryos’ quality.…”
Section: Discussionmentioning
confidence: 99%
“…This is also the most widely accepted threshold. [6][7][8][13][14][15] However, few studies have analyzed whether just a slight elevation in progesterone level (1.0-1.5ng/mL) has a detrimental effect on the outcomes. In clinical practice, we observed that progesterone levels between 1.0 and 1.5 seem to have an adverse effect on pregnancy outcome, and we determined these two thresholds according to the literature and clinical practice.…”
Section: Discussionmentioning
confidence: 99%
“…2 Although the cut-off values for the possible adverse effects of progesterone level on pregnancy outcomes range from 0.8 to 2.5ng/mL, according to the literature, [2][3][4][5] most studies suggest that the clinical pregnancy rate is reduced and a "freeze-all" strategy is recommend when the progesterone level is above 1.5ng/mL. [6][7][8][9] More refined studies are urgently needed regarding possible progesterone thresholds. These should include several identification parameters (eg, patient characteristics, type of ovarian response, stimulation protocol).…”
Section: Introductionmentioning
confidence: 99%