CRP and hydrops fetalis: In HErEF plus HEmrEF HF patients, the AUC for the CAR was 0.737 (95% CI= 0.701–0.773, p < 0.001; sensitivity and specificity = 66.1% and71%, respectively; and the AUC for CRP was 0.733 (95% CI = 0.697–0.769,p < 0.001).