Table 4.
Anthropometry and body composition in women.
| 40–44 (n = 28) | 45–49 (n = 32) | 50–54 (n = 30) | 55–59 (n = 31) | 60–64 (n = 31) | 65–69 (n = 33) | 70–74 (n = 30) | 75+ (n = 34) | β-Coefficient (95% CI) | p-value | |
|---|---|---|---|---|---|---|---|---|---|---|
| Weight (kg) | 58.1 ± 11.5 | 60.8 ± 11.4 | 57.1 ± 10.8 | 53.8 ± 9.6 | 53.4 ± 7.2 | 53.5 ± 9.6 | 52.2 ± 9.9 | 49.3 ± 8.5 | −0.26 (−0.35, −0.16) | <0.0001 |
| Height (cm) | 159.3 ± 5.1 | 159.8 ± 6.1 | 158.6 ± 6.2 | 158.1 ± 5.8 | 157.6 ± 4.9 | 160.1 ± 5.7 | 154.8 ± 5.7 | 154.0 ± 5.7 | −0.14 (−0.20, −0.09) | <0.0001 |
| Sitting height (cm) | 81.7 ± 2.8 | 81.2 ± 3.5 | 80.4 ± 2.9 | 79.1 ± 3.8 | 79.5 ± 3.1 | 80.2 ± 3.5 | 77.8 ± 3.3 | 76.5 ± 3.3 | −0.13 (−0.16, −0.09) | <0.0001 |
| Sit:stand height ratio | 0.51 ± 0.02 | 0.51 ± 0.01 | 0.51 ± 0.02 | 0.50 ± 0.02 | 0.50 ± 0.01 | 0.50 ± 0.02 | 0.50 ± 0.02 | 0.50 ± 0.01 | −0.0004 (−0.0005, −0.0002) | <0.0001 |
| BMI | 22.9 ± 4.4 | 23.9 ± 4.4 | 22.7 ± 4.3 | 21.4 ± 3.1 | 21.4 ± 2.3 | 20.8 ± 3.2 | 21.7 ± 3.7 | 20.7 ± 2.8 | −0.07 (−0.10, −0.03) | <0.0001 |
| Waist circumference (cm) | 70.7 ± 10.1 | 75.7 ± 9.7 | 72.0 ± 8.6 | 70.6 ± 6.6 | 71.4 ± 6.3(n=29) | 71.0 ± 7.1(n=29) | 73.3 ± 8.5(n=23) | 68.4 ± 5.4(n=19) | −0.06 (−0.14, 0.03) | 0.203 |
| Total body fat mass (kg) | 18.4 ± 8.7(n=27) | 20.7 ± 9.3 | 18.3 ± 8.3 | 16.3 ± 6.7(n=30) | 16.0 ± 4.8 | 16.1 ± 6.8 | 16.4 ± 6.7(n=29) | 14.1 ± 5.5(n=30) | −0.12 (−0.20, −0.05) | 0.001 |
| Total% fat | 30.3 ± 8.1(n=27) | 32.5 ± 10.0 | 30.8 ± 8.7 | 29.3 ± 8.2(n=30) | 29.6 ± 6.0 | 29.0 ± 7.6 | 30.4 ± 7.9(n=29) | 27.9 ± 7.1(n=30) | −0.07 (−0.15, 0.01) | 0.09 |
| Android fat mass (kg) | 1.1 ± 0.9(n=27) | 1.3 ± 0.8 | 1.2 ± 0.8 | 0.9 ± 0.5(n=30) | 0.9 ± 0.4 | 1.0 ± 0.6 | 1.0 ± 0.6(n=29) | 0.8 ± 0.5(n=31) | −0.008 (−0.01, −0.001) | 0.02 |
| Gynoid fat mass (kg) | 4.1 ± 1.5(n=27) | 4.3 ± 1.6 | 3.9 ± 1.3 | 3.4 ± 1.2 | 3.5 ± 1.0 | 3.4 ± 1.2 | 3.2 ± 1.1 | 2.9 ± 1.0(n=33) | −0.03 (−0.04, −0.02) | <0.0001 |
| FMI (kg/m2) | 7.2 ± 3.4(n=27) | 8.1 ± 3.7 | 7.3 ± 3.4 | 6.5 ± 2.6(n=30) | 6.4 ± 1.8 | 6.2 ± 2.5 | 6.9 ± 2.7(n=29) | 6.0 ± 2.2(n=30) | −0.04 (−0.07, −0.01) | 0.009 |
| Total body lean mass (kg) | 36.7 ± 4.1(n=27) | 37.0 ± 4.4 | 35.7 ± 4.0 | 35.0 ± 4.5(n=30) | 34.7 ± 3.6 | 34.7 ± 3.4 | 33.4 ± 4.7(n=29) | 32.5 ± 4.3(n=30) | −0.11 (−0.16, −0.07) | <0.0001 |
| aLM (kg) | 16.9 ± 2.3(n=27) | 16.9 ± 2.2 | 16.1 ± 2.3 | 15.6 ± 2.3 | 15.4 ± 2.1 | 15.3 ± 2.0 | 14.7 ± 2.4 | 14.1 ± 2.2 | −0.07 (−0.10, −0.05) | <0.0001 |
| Android lean mass (kg) | 2.3 ± 0.3(n=27) | 2.4 ± 0.4 | 2.3 ± 0.3 | 2.2 ± 0.3(n=30) | 2.2 ± 0.2 | 2.2 ± 0.2 | 2.2 ± 0.4(n=29) | 2.2 ± 0.3(n=31) | −0.006 (−0.009, −0.003) | 0.001 |
| Gynoid lean mass (kg) | 5.2 ± 0.9(n=27) | 5.2 ± 0.7 | 5.0 ± 0.6 | 4.7 ± 0.8 | 4.8 ± 0.7 | 4.8 ± 0.7 | 4.5 ± 0.7 | 4.4 ± 0.6(n=33) | −0.02 (−0.03, −0.01) | <0.0001 |
| aLMI (kg/m2) | 6.6 ± 0.8(n=27) | 6.6 ± 0.8 | 6.4 ± 0.7 | 6.2 ± 0.6 | 6.2 ± 0.7 | 5.9 ± 0.6 | 6.1 ± 0.8 | 5.9 ± 0.7 | −0.02 (−0.03, −0.01) | <0.0001 |
Values are mean ± SD.
β-Coefficients are calculated with age as a continuous variable.
Superscript values indicate the group numbers.
Bold indicates significance.
BMI, body mass index; FMI, fat mass index, calculated as whole body fat mass divided by height squared; aLM, appendicular lean mass; aLMI, appendicular lean mass index, calculated as appendicular lean mass divided by height squared.