Table 1: Participant characteristics. Values are mean ± SD.

AgeYounger class (65–74)Older class (75–84)
SexWomenMenWomenMen

Number of subjects117119161200
Age (years)70.0 ± 2.569.8 ± 2.579.5 ± 2.679.4 ± 2.5
Height (cm)160.3 ± 6.0171.0 ± 6.4160.0 ± 5.9169.7 ± 6.3
Body mass (kg)65.7 ± 10.678.6 ± 10.964.0 ± 10.975.0 ± 10.8
Body mass index (kg/m2)25.6 ± 4.326.9 ± 3.525.1 ± 4.526.0 ± 3.4
Instruction level
 High35573161
 Medium51385977
 Low31247162