Table 2. . TaqIB polymorphism: genotype and allele frequencies in the study population .

AF, atrial fibrillation

	Controls		AF patients		p value
Total	n=109		n=109
B2B2	14 (12.8%)		25 (23.0%)		0.0342
B1B2	62 (56.9%)		44 (40.4%)
B1B1	33 (30.3%)		40 (36.6%)
B2 allele	90 (41.3%)		94 (43.1%)		0.4634
Male	n=53		n=47
B2B2	9 (17.0%)		7 (14.9%)		0.7120
B1B2	29 (54.7%)		23 (48.9%)
B1B1	15 (28.3%)		17 (36.2%)
B2 allele	47 (44.3%)		37 (39.4%)		0.1256
Female	n=56		n=62
B2B2	5 (9.0%)		18 (29.0%)		0.0059
B1B2	33 (59.0%)		21 (33.9%)
B1B1	18 (32.0%)		23 (37.1%)
B2 allele	43 (38.4%)		57 (46.0%)		0.0591