Table 2.

a. AUC value of tagSNP rs1495741 ROC with respect to NAT2 phenotype
	AUC of rs1495741 (±SE)	95% CI		P value	Sensitivity	Specificity
Slow	0.956±0.015	0.926	0.986	<0.0001	0.92	0.99
Intermediate	0.914±0.015	0.885	0.943	<0.0001	0.94	0.90
Rapid	0.915±0.018	0.879	0.952	<0.0001	0.86	0.97
b. AUC value of 2 SNP ROC with respect to NAT2 phenotype
	AUC of 2-SNP (±SE)	95% CI		P value	Sensitivity	Specificity
Slow	0.854±0.023	0.809	0.899	<0.0001	0.85	0.99
Intermediate	0.876±0.017	0.843	0.910	<0.0001	0.93	0.83
Rapid	0.962±0.012	0.939	0.985	<0.0001	0.97	0.96

Statistic: ROC: receiver operating characteristic; AUC: area under the curve