Table 1.
Mean (SD) birthweight, weight, height, body mass index (BMI), fat mass (FM), lean mass (LM); and percent low birth weight, overweight, and obese by sex for South African Black children aged 16 years.
| Total n = 346 | ||
|---|---|---|
| Sex (n) | Male (185) |
Female (161) |
| Mean (SD) birthweight (g)b |
3162.8 (515.7) |
3008.5 (493.2)a |
| Percent (n) LBW (birthweight < 2500 g)b |
8.6 (16) |
13.7 (22) |
| Age 16 mean (SD) weight (kg) |
58.3 (10.6) |
57.9 (11.6) |
| Age 16 mean (SD) height (cm) |
168.9 (7.5) |
158.2 (5.8)a |
| Age 16 mean (SD) BMI (kg/m2) |
20.4 (3.6) |
23.1 (4.3)a |
| Age 16 mean (SD) FM (kg) |
9.7 (6.7) |
19.2 (7.6)a |
| Age 16 mean (SD) LM (kg) |
47.0 (6.1) |
37.3 (4.9)a |
| Age 16 percent (n) overweightc |
5.4 (10) |
22.4 (36)a |
| Age 16 percent (n) obeseb |
3.2 (6) |
8.1 (13)a |
| Age 16 percent (n) overweight or obese |
8.6 (16) |
30.4 (49)a |
a
Indicates a significant (p < 0.05) sex difference in this variable. Continuous variables were tested using an independent samples t-test and categorical variables using a multidimensional Chi-square test.
b
10 cases did not have birthweight, and therefore LBW, recorded.
c
Overweight and obesity are defined using Cole et al.’s age appropriate international cut-offs for children and adolescents.