Genotype    T2DM patients Health controls P value   N = 402 (frequency) N = 171 (frequency)   PTPRD rs17584499       CC 305 (75.9%) 139 (81.3%)   CT 90 (22.4%) 32 (18.7%)   TT 7 (1.7%) 0 (0.0%) 0.123 Alleles       C 700 (87.1%) 310 (90.6%)   T 104 (12.9%) 32 (9.4%) 0.087

Table 2: Comparison of allelic frequencies of PTPRD rs17584499 C/T polymorphism between T2DM patients and healthy controls