Table 1.
Preadolescent and Adolescent Levels of Metabolic Syndrome Variables by Race and Gender: The Bogalusa Heart Study
| |
Male |
Female |
Comparison (P valuea) |
|||
|---|---|---|---|---|---|---|
| Variable (mean ± SD) | White | Black | White | Black | Gender | Race |
| Preadolescents (4–11years) | ||||||
| N | 480 | 297 | 458 | 286 | ||
| Age (years) | 8.4 ± 1.7 | 8.4 ± 1.9 | 8.4 ± 1.8 | 8.5 ± 1.8 | N.S. | N.S. |
| BMI (kg/m2) | 17.2 ± 2.8 | 17.5 ± 3.7 | 17.7 ± 3.6 | 17.5 ± 3.6 | N.S. | N.S. |
| SBP (mmHg) | 95.2 ± 7.9 | 95.9 ± 9.0 | 95.9 ± 8.4 | 95.0 ± 9.5 | N.S. | N.S. |
| TC/HDL-C | 3.3 ± 0.8 | 3.0 ± 0.7 | 3.5 ± 0.8 | 3.2 ± 0.7 | < 0.0001 | < 0.0001 |
| HOMA-IR | 1.5 ± 2.2 | 1.6 ± 1.4 | 1.8 ± 1.9 | 1.9 ± 2.0 | 0.001 | N.S. |
| Adolescents (12–18 years) | ||||||
| N | 314 | 235 | 302 | 209 | ||
| Age (years) | 14.5 ± 2.0 | 14.8 ± 2.1 | 14.3 ± 1.9 | 14.7 ± 2.1 | N.S. | N.S. |
| BMI (kg/m2) | 21.7 ± 4.5 | 21.7 ± 4.6 | 22.0 ± 5.0 | 21.9 ± 4.9 | N.S. | N.S. |
| SBP (mmHg) | 106.8 ± 9.7 | 109.8 ± 10.6 | 105.3 ± 8.7 | 107.5 ± 9.9 | 0.001 | N.S. |
| TC/HDL-C | 3.4 ± 0.7 | 3.1 ± 0.6 | 3.3 ± 0.8 | 3.1 ± 0.7 | N.S. | < 0.01 |
| HOMA-IR | 2.3 ± 1.5 | 2.4 ± 1.7 | 2.8 ± 1.6 | 3.0 ± 3.3 | < 0.0001 | N.S. |
a
Adjusted for covariates as appropriate.
SD, standard deviation; BMI, body mass index; SBP, systolic blood pressure; TC/HDL-C, total cholesterol to high-density lipoprotein cholesterol ratio; HOMA-IR, insulin resistance index, homeostasis model assessment of insulin resistance; N.S., not significant.