Table 4. The haplotype association of gpx1 with KBD in this study.

Haplotype	Frequencies	Chi Square	P value	Odds ratio (95% CI)
TCC	0.848	4.132	0.0421	0.69(0.49–0.98)
CTT	0.06	0.222	0.6376	1.14(0.67–1.91)
TTC	0.032	12.183	5.00E-04	0.22(0.088–0.553)
CCT	0.022	0.436	0.5092	1.34(0.57–3.14)
TCT	0.016	0.296	0.5861	1.32(0.49–3.57)
TTT	0.015	7.371	0.0066	0.15(0.03–0.724)