Medians and interquartile ranges of chemerin and omentin-1 were 147.3 ng/ml (125.3–170.5) and 397.8 ng/ml (327.7–489.5) in the subcohort and 180.0 ng/ml (156.1–206.2) and 452.6 ng/ml (368.9–569.7) in HF cases. Here, RARRES2 is linked to hydrops fetalis.