BCHE and obesity due to melanocortin 4 receptor deficiency: Three variables were significantly associated with an increased risk of obesity: the upper stratum of BChE activity (OR = 5.356, p < 0.01), the non-HDL-C/HDL-C ratio (OR = 2.185, p < 0.01), and the TG/HDL-C ratio (OR = 1.703, p < 0.01).