Association of polymorphisms of interleukin-18 gene promoter region with polycystic ovary syndrome in chinese population

Table 5 Comparison of IL18 gene promoter polymorphism between obese PCOS women and lean PCOS women

	Obese PCOS n=54(%)	Lean PCOS n=64(%)	χ ²	P
Position -607 genotype
CC	9(14.0)	9(16.7)	0.510	0.775
CA	26(54.7)	35(48.1)
AA	19(31.3)	20(35.2)
Alleles
C	44(40.7)	53(41.4)	0.011	0.918
A	64(59.3)	75(58.6)
Position -137 genotype
GG	42(77.7)	50(78.1)	1.217	0.544
GC	11(20.4)	14(21.9)
CC	1(1.9)	0
Alleles
G	95(88.0)	114(89.1)	0.070	0.791
C	13(12.0)	14(10.9)

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