Table 3.
NHANES 1999–2006 Characteristics: Children 12–18 Years Old with Data on All Outcomes of Interest (N = 2,624)
| |
|
% with metabolic syndrome |
Insulin (uU/L) |
HbA1c (%) |
hsCRP (mg/L) |
Uric Acid (mg/dL) |
|||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| n | IDF | Cook | Ford | Jolliffe (ATP) | Jolliffe (IDF) | DeFerranti | Mean (95% CI) | 95th Percentile | Mean (95% CI) | 95th Percentile | Mean (95% CI) | 95th Percentile | Mean (95% CI) | 95th Percentile | |
| Overall | 2,624 | 4.0% | 6.6% | 8.1% | 6.8% | 8.4% | 15.1% | 11.9 (11.4, 12.4) | 28.0 | 5.15 (5.13, 5.17) | 5.50 | 1.0 (0.9,1.1) | 4.0 | 5.1 (5.0, 5.2) | 7.3 |
| By gender | |||||||||||||||
| Males | 1,400 | 5.4% | 8.6% | 10.8% | 7.6% | 9.0% | 17.0% | 11.7 (11.0, 12.4) | 29.4 | 5.17 (5.15, 5.19) | 5.55 | 0.9 (0.8, 1.1) | 4.0 | 5.7 (5.6, 5.8) | 7.7 |
| Females | 1,224 | 2.4% | 4.4% | 5.0% | 5.8% | 7.9% | 12.8% | 12.2 (11.5, 12.8) | 27.2 | 5.12 (5.10, 5.15) | 5.50 | 1.0 (0.9, 1.2) | 4.3 | 4.5 (4.5, 4.6) | 6.0 |
| P valuea | 0.009 | 0.009 | 0.003 | 0.242 | 0.575 | 0.060 | 0.286 | 0.001 | 0.237 | <0.001 | |||||
| By ethnicity | |||||||||||||||
| NHW | 752 | 4.3% | 7.1% | 8.7% | 7.0% | 8.9% | 15.8% | 11.4 (10.7, 12.1) | 26.8 | 5.12 (5.10, 5.15) | 5.50 | 0.9 (0.8, 1.0) | 3.7 | 5.2 (5.1, 5.3) | 7.4 |
| MA | 1007 | 4.7% | 7.3% | 9.3% | 7.7% | 10.1% | 17.2% | 13.4 (12.7, 14.2) | 29.6 | 5.15 (5.13, 5.17) | 5.50 | 1.2 (1.1, 1.3) | 4.8 | 5.0 (4.9, 5.1) | 7.1 |
| NHB | 865 | 2.2% | 4.0% | 4.3% | 4.9% | 5.2% | 9.8% | 13.1 (12.5, 13.8) | 32.2 | 5.25 (5.23, 5.28) | 5.69 | 1.1 (1.0, 1.2) | 4.9 | 4.8 (4.7, 4.9) | 6.7 |
| P valueb | 0.012 | 0.019 | 0.001 | 0.073 | 0.002 | <0.001 | <0.001 | <0.001 | <0.001 | <0.001 | |||||
| By year | |||||||||||||||
| 99–00 | 676 | 3.7% | 7.0% | 7.3% | 4.9% | 6.2% | 15.7% | 12.6 (11.6, 13.5) | 27.8 | 5.03 (4.96, 5.11) | 5.46 | 1.0 (0.8, 1.2) | 3.8 | 5.1 (5.0, 5.3) | 7.2 |
| 01–02 | 691 | 3.0% | 6.2% | 9.0% | 8.1% | 10.0% | 15.2% | 12.2 (11.3, 13.2) | 25.0 | 5.17 (5.14, 5.19) | 5.48 | 0.9 (0.7, 1.0) | 3.6 | 5.1 (5.0, 5.3) | 7.6 |
| 03–04 | 643 | 4.3% | 6.5% | 7.6% | 5.6% | 8.7% | 17.0% | 11.3 (10.3, 12.4) | 31.1 | 5.18 (5.16, 5.20) | 5.48 | 1.1 (0.9, 1.3) | 4.6 | 5.2 (5.1, 5.3) | 7.3 |
| 05–06 | 614 | 5.2% | 6.8% | 8.2% | 8.1% | 8.5% | 12.5% | 11.6 (10.4, 12.8) | 28.2 | 5.20 (5.17, 5.23) | 5.58 | 1.0 (0.8, 1.2) | 3.7 | 5.1 (4.9, 5.3) | 7.0 |
| P valueb | 0.733 | 0.985 | 0.949 | 0.542 | 0.555 | 0.750 | 0.304 | 0.001 | 0.454 | 0.757 | |||||
a
Chi-squared test comparing metabolic syndrome prevalences, t-test comparing outcomes of interest.
b
Chi-squared test comparing metabolic syndrome prevalences, ANOVA comparing outcomes of interest (overall difference among the groups).
Abbreviations: NHANES, National Health and Nutrition Examination Survey; IDF, International Diabetes Federation; ATP, Adult Treatment Panel III; HbA1c, hemoglobin A1c; hsCRP, high-sensitivity C-reactive protein; CI, confidence interval; NHW, non-Hispanic white; MA, Mexican-American; NHB, non-Hispanic black.