The Influence of Monoamine Oxidase Variants on the Risk of Betel Quid-Associated Oral and Pharyngeal Cancer

Table 1

Distribution of BQ chewers with MAO-A allele types between oral and pharyngeal cancer and OPMDs male patients.

	Oral and pharyngeal cancer		OPMDs		P^a	OR (95% CI)
		(%)^a		(%)
BQ chewers
rs2283725
Allele
G	95	(36.5)	33	(49.3)	0.0572	1.00
A	165	(63.5)	34	(50.7)		1.69 (0.98–2.90)
rs5953210
Allele
A	94	(36.3)	34	(50.0)	0.0393	1.00
G	165	(63.7)	34	(50.0)		1.76 (1.02–3.01)^b*

Statistical values were estimated by chi-square (χ²) test; .
BQ: betel quid; OPMDs: oral potentially malignant disorders; OR: odds ratio; 95% CI: 95% confidence interval.