The mean age was similar in the two cohorts of people with BMI > 40 (47 ± 1.6) and BMI < 25 (47 ± 0.4), suggesting that chemerin differences due to age was not affecting the comparison between these two groups but was significantly older in the ovarian cancer patient cohort (63 ± 1.6). This evidence concerns the gene RARRES2 and ovarian cancer.