Table 1.

Subjects’ physical characteristics. Data are means (±SD).

Variables	Groups		t
	NN (n =8)	NM+MM (n =10)
Age, y	23.00 (0.76)	22.20 (1.69)	1.341
Height, cm	175.25 (4.86)	175.70 (5.31)	–.185
Weight, kg	73.61 (8.49)	71.41 (8.82)	.535
Muscle mass, kg	59.86 (5.97)	57.69 (6.83)	.708
Fat-free mass, kg	63.63 (6.42)	61.41 (7.40)	.668
Body fat, %	14.10 (2.29)	14.53 (3.40)	–.306
Waist-hip ratio	0.83 (0.02)	0.81 (0.03)	1.241
BMI, kg/m2	23.79 (1.79)	23.02 (2.39)	.752

BMI, body mass index; MM, mutation homozygote; NM, mutation heterozygote; NN, normal homozygote