Age-Related Trends in Body Composition among Women Aged 20–80 Years: A Cross-Sectional Study
Table 1
Basic characteristics of the participants.
Characteristics
Age category (years)
Mean (SD) or frequency (%)
20–29 (n = 79)
30–39 (n = 144)
40–49 (n = 185)
50–59 (n = 281)
≥60 (n = 95)
Age (years)
24 (3)
36 (3)
46 (3)
56 (3)
66 (4)
Age at menopause (years)
—
—
45.5 (2.3) (n = 19)
48.7 (3.3) (n = 173)
49.6 (3.9) (n = 95)
Education level
<Primary education
1 (0.1%)
0 (0.0%)
4 (0.5%)
56 (7.1%)
42 (5.3%)
Primary education
7 (0.9%)
65 (8.2%)
26 (3.3%)
113 (14.4%)
21 (2.7%)
Secondary education
52 (6.6%)
59 (7.8%)
77 (9.8%)
101 (12.8%)
20 (2.5%)
Tertiary education
19 (2.4%)
20 (2.5%)
78 (9.9%)
11 (1.4%)
12 (1.5%)
Income level
<20000LKR
28 (3.6%)
82 (10.4%)
98 (12.5%)
170 (21.6%)
42 (5.3%)
20000–50000LKR
23 (2.9%)
55 (70.0%)
81 (10.3%)
92 (11.7%)
23 (2.9%)
50000–100000LKR
15 (1.9%)
4 (0.8%)
5 (0.6%)
11 (1.4%)
28 (3.6%)
>100000LKR
13 (1.7%)
3 (0.4%)
1 (0.1%)
8 (1.0%)
2 (0.3%)
Total physical activity score (MET/min/week)
4217.52 (1956.02)
5430.59 (2598.09)
6342.43 (3059.11)
6141.44 (2997.91)
4432.67 (2819.73)
Total daily calory consumption (kcal)
1919.45 (612.06)
1710.62 (610.68)
1593.65 (536.56)
1452.33 (814.75)
1862.77 (998.96)
Height (m)
1.54 (0.05)
1.53 (0.05)
1.51 (0.05)
0.49 (0.05)
0.47 (0.05)
Weight (kg)
50.41 (10.90)
57.19 (10.39)
58.30 (10.22)
57.30 (10.68)
53.52 (9.15)
BMI (kg/m2)
21.18 (4.25)
24.30 (4.14)
25.25 (4.24)
25.49 (4.21)
24.52 (3.84)
WC (cm)
71.42 (10.04)
80.21 (9.75)
83.62 (10.12)
84.71 (9.70)
93.28 (10.46)
HC (cm)
92.08 (8.89)
96.05 (8.33)
97.63 (8.75)
97.83 (11.29)
95.57 (8.79)
WHR
0.55 (0.15)
0.82 (0.08)
0.84 (0.08)
0.84 (0.11)
0.84 (0.16)
BMI = body mass index, WC = waist circumference, HC = hip circumference, WHR = waist to hip ratio, and LKR = Sri Lankan rupees (1 USD = 200 LKR); by ANOVA.