Table 2.

CYP2C19 allele frequencies and 95% confidence intervals (95% CI) in respective ethnic groups in Malaysian population

	Allele frequency
Ethnic group	*1	*2	*3
Malay	0.72	0.23	0.05
	[0.64 to 0.80]	[0.15 to 0.31]	[0.02 to 0.10]
Chinese	0.59	0.31	0.10
	[0.51 to 0.67]	[0.23 to 0.39]	[0.05 to 0.15]
Indian	0.63	0.38	0
	[0.46 to 0.77]	[0.22 to 0.54]	[0.00 to 0.88]

Data in parentheses represent 95% CI.