highly significantP < 0.0001
In particular, there was a highly significant linkage disequilibrium between rs3744337 and rs3744335 (r 2 = 0.72; P < 0.0001) within HS3ST3A1 ; there was also a highly significant linkage disequilibrium between rs2072243 and rs2072242 (r 2 = 0.64; P < 0.0001) within HS3ST3B1 .