An Angiotensin I Converting Enzyme Polymorphism Is Associated with Clinical Phenotype When Using Differentiation-Syndrome to Categorize Korean Bronchial Asthma Patients

Table 3

Distribution of allelic and genotypic frequency for ACE I/D polymorphism in Korean populations.

		Allele frequency (%)		Genotype frequency (%)			HWE
	N	D	I	D/D	I/D	I/I	P-value
DSGA	52	67 (64.42)	37 (35.58)	23 (44.23)	21 (40.38)	8 (15.38)	.3908
ESGA	29	63 (67.02)	31 (32.98)	5 (17.24)	17 (58.62)	7 (24.14)	.3377
P-value		0.7006^a		0.0445^b
Odds ratio (95% CI)		1.1223 (0.6232−2.0211)

DSGA, Deficiency Syndrome Group of Asthma; ESGA, Excess Syndrome Group of Asthma; HWE, Hardy-Weinberg equation.
^aChi-squared test with 2×2 contingency table.
^bFisher's test with 3×2 contingency table.