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Box plots of third trimester UtA-PI Z-scores in endometriosis and controls. weighted for the predictors included in the adjusted general linear model (GLM). Notes: weighting predictors included in the model: conception by in vitro fertilization (p = 0.011) and maternal age (p = 0.007). Abbreviations: UtA-PI, uterine artery pulsatility index; IQR, interquartile range.
