Table 3. Multifactor logistic regression analysis.

Factors	Wald χ2	P	OR	OR (95% CI)
Age	1.509	0.219
Sex	1.987	0.159
BMI	0.808	0.369
Hypertension	0.498	0.48
Diabetes	0.897	0.343
Smoking history	2.173	0.14
Family history	0.613	0.434
CYP2C19 genotype classification
NM	10.195
IM	9.129	0.003	5.208	1.786–15.192
PM	4.021	0.045	3.75	1.030–13.648

BMI, body mass index; NM, normal metabolism; IM, intermediate metabolism; PM, poor metabolism; OR, odds ratio; CI, confidence interval.