Table 1. Characteristics of the study sample by MRI participation.

Characteristics	MRI N = 2,453	Non-MRI N = 2,480
Sex (males / females)	1,194 / 1,259 (48.7 % / 51.3 %)	1,147 / 1,333 (46.25 % / 53.75 %)
Age (years)	53.2 (13.8)	54.9 (16.3)
body height (cm)	169.9 (9.3)	168.8 (9.3)
body weight (kg)	80.3 (15.1)	81.3 (17.0)
BMI (kg/m2)	27.8 (4.4)	28.5 (5.4)
Waist circumference (cm)	89.9 (12.9)	92.1 (15.0)
Hip circumference (cm)	101.9 (9.6)	103.5 (11.1)

Data are given as absolute number (percentage) or mean (standard deviation).

BMI = body mass index; MRI = magnetic resonance imaging.