Polymorphisms in CCR5Δ32 and Risk of HIV-1 Infection in the Southeast of Caspian Sea, Iran

Table 3

Genotypic distribution and gene frequencies of the CCR5 allele in different ethnic population samples of Golestan region, southeast of Caspian Sea.

Group	Genotype of CCR5Δ32 (freq. %)			Allelic frequency (λ)		Δ32	Chi-squared	value (1 df)
	Wt/wt	Wt/Δ32	Δ32/Δ32	p^2	q^2
Turkmen	101 (95/3%)	5 (4/6%)	0 (0%)	0.976	0.023	0.023	0.061	0.803
Sistanian	58 (96.6%)	2 (3/2%)	0 (0%)	0.983	0.016	0.016	0.017	0.895
Persian	132 (98/5%)	2 (1/4%)	0 (0%)	0.992	0.007	0.007	0.007	0.93