Table 1 —

Physical characteristics and body composition measures according to age-group in the sample of 178 women

Group 1
Group 2
Group 3
Group 4Difference by group P < 0.05
20–35 years40–50 years51–60 years61–78 years
n88383121
Age (years)28.2 ± 3.945.8 ± 2.053.1 ± 2.566.7 ± 5.7
Height (cm)164.8 ± 6.7165.6 ± 5.1162.1 ± 4.1161.7 ± 4.8NS
Body mass (kg)59.5 ± 7.562.2 ± 8.764.1 ± 7.868.2 ± 8.71 vs. 3 and 4 / 2 vs. 4
BMI (kg/m2)21.9 ± 2.122.7 ± 3.324.4 ± 3.025.9 ± 2.71 and 2 vs. 3 and 4
Fat mass (kg)16.6 ± 5.417.8 ± 7.721.1 ± 6.426.1 ± 5.41 vs. 3 and 4 / 2 and 3 vs. 4
Fat-free mass (kg)40.0 ± 4.140.7 ± 3.539.6 ± 3.539.0 ± 3.8NS
Vo2max (ml · kg–1 · min–1)*34.9 ± 6.733.6 ± 8.529.8 ± 9.527.4 ± 3.01 and 2 vs. 4
  • Data are means ± SD. Body composition was determined by dual energy X-ray absorptiometry, and Vo2max was measured by a treadmill test to volitional fatigue.

  • *

    * Group 1, n = 88; group 2, n = 34; group 3, n = 8; and group 4, n = 21.