Table 3.

Results of subgroup analysis

Polymorphisms		No. of studies	Dominant model		Recessive model		Homozygote model		Additive model
			OR (95% CI)	p	OR (95% CI)	P	OR (95% CI)	P	OR (95% CI)	P
-308G>A	Ethnicity
	Asian	12	0.76 (0.44-1.32)	0.33	0.82 (0.61-1.10)	0.18	0.71 (0.42-1.20)	0.20	0.86 (0.69-1.08)	0.20
	African	2	0.16 (0.06-0.39)	<0.001	0.60 (0.24-1.54)	0.29	0.14 (0.06-0.36)	<0.001	0.50 (0.24-1.08)	0.08
	Caucasian	3	0.83 (0.35-0.81)	0.75	1.10 (0.48-2.51)	0.83	1.17 (0.24-5.71)	0.84	0.81 (0.63-1.05)	0.97
	HIV Status
	HIV negative	7	0.55 (0.25-1.21)	0.14	0.78 (0.51-1.18)	0.23	0.49 (0.22-1.08)	0.08	0.79 (0.55-1.14)	0.21
	HIV NA	7	0.52 (0.32-0.87)	0.012	0.88 (0.57-1.35)	0.55	0.52 (0.31-0.85)	0.01	0.83 (0.56-1.22)	0.33
-863C>A	HIV Status
	HIV negative	1	-	-	-	-	-	-	-	-
	HIV NA	3	0.43 (0.24-0.78)	0.005	0.98 (0.79-1.21)	0.83	0.44 (0.24-0.79)	0.006	1.12 (0.93-1.34)	0.24
-857C>T	HIV Status
	HIV negative	1	-	-	-	-	-	-	-	-
	HIV NA	4	2.61 (0.73-9.31)	0.14	0.85 (0.41-1.78)	0.66	2.65 (0.70-10.05)	0.85	0.91 (0.49-1.68)	0.76
-238G>A	Ethnicity
	Asian	7	0.31 (0.18-0.56)	<0.001	0.69 (0.28-1.71)	0.42	0.33 (0.03-3.27)	0.34	0.72 (0.31-1.68)	0.45
	Caucasian	1	-	-	-	-	-	-	-	-
	HIV Status
	HIV negative	2	-	-	0.68 (0.23-2.02)	0.48	0.68 (0.06-2.12)	0.81	0.51 (0.33-0.81)	0.04
	HIV NA	6	0.32 (0.17-0.57)	<0.001	0.48 (0.24-0.96)	0.04	0.33 (0.03-3.27)	0.34	0.72 (0. 27-1.92)	0.51