Participant characteristics
The 34 participants’ demographics characteristics, clinical features, and self-reported concomitant medications collected at the baseline visit are described in Table 1 . Notably, there were only 3 women, and only 1 participant with normal weight, based on the World Health Organization’s Asian criteria-based body-mass index (BMI).46 The dataset included 136 serum oxypurinol, 87 urine oxypurinol, and 102 serum urate concentrations. No genotype information was missing for the 9 SNPs tested. Genotype information and distributions are presented in Supplemental Table 1 .