Table 1

Allele counts and frequencies of the sequence variations at α2-326 in collagen IX.

Subject groupAllele counts (allele frequencies)Total
TrpGlnArg
Disc disease6 (0.019) 228 (0.726)80 (0.255) 314 (1.000)
Unaffected 0 (0.000)149 (0.738) 53 (0.262) 202 (1.000)
Osteoarthritis0 (0.000) 83 (0.769) 25 (0.231) 108 (1.000)
Chondrodysplasias 0 (0.000) 26 (0.684) 12 (0.316)38 (1.000)