Table 2.

Genotypes and allele frequencies for the ADRB2 and ADRB3 genes among all study subjects

			Mean ± SD BMI (kg/m2)
			of subgrouped
Genotypes and allele frequencies	Patients (n [%])	Control individuals (n [%])	control individuals
Genotypes of ADRB2
Gln/Gln	175 (87.6)	150 (82.4)	22.2 ± 2.9*
Gln/Glu	23 (11.4)	31 (17.0)
Glu/Glu	2 (1.0)	1 (0.6)
Gln/Glu and Glu/Glu			22.3 ± 3.1*
Allele frequency of ADRB2
Gln	373 (93.3)	331 (90.9)	-
Glu	27 (6.7)	33 (9.1)	-
Genotypes of ADRB3
Trp/Trp	140 (70.0)	121 (66.5)	22.3 ± 3.0†
Trp/Arg	56 (28.0)	58 (31.9)
Arg/Arg	4 (2.0)	3 (1.6)
Trp/Arg and Arg/Arg			22.1 ± 2.8†
Allele frequency of ADRB3
Trp	336 (84.0)	300 (82.4)	-
Arg	64 (16.0)	64 (17.6)	-

The total number of cases was 200, and that of control individuals was 182. ^*P = 0.426, ^†P = 0.603 (by t-test).