Table 7.
Comparison of sixth grade health screening baseline data: intervention versus control
| Intervention (N = 3189) | Control (N = 3169) | P-value | |
|---|---|---|---|
| Age (years) | 11.8 (0.6) | 11.8 (0.6) | 0.5745 |
| Gender (% male) | 48.1% | 47.0% | 0.3896 |
| Race/ethnicity | 0.2181 | ||
| Hispanic | 53.2% | 53.0% | |
| Black | 21.7% | 17.7% | |
| White | 16.8% | 20.9% | |
| Other | 8.2% | 8.5% | |
| Household highest education level | 0.5783 | ||
| Less than high school | 12.9% | 12.0% | |
| Some high school | 14.7% | 14.9% | |
| High school graduate | 25.0% | 25.4% | |
| Some college or special training | 29.5% | 28.1% | |
| College or university graduate | 12.4% | 13.9% | |
| Postgraduate training or degree | 5.6% | 5.8% | |
| Family history diabetesa | 16.0% | 16.8% | 0.6205 |
| Tanner stage (males) | 0.9411 | ||
| 1 | 14.9% | 16.1% | |
| 2 | 40.1% | 39.2% | |
| 3 | 38.6% | 37.7% | |
| 4 | 6.1% | 6.8% | |
| 5 | 0.3% | 0.2% | |
| Tanner stage (females) | 0.5299 | ||
| 1 | 6.0% | 5.6% | |
| 2 | 13.5% | 12.6% | |
| 3 | 42.8% | 42.6% | |
| 4 | 33.9% | 35.8% | |
| 5 | 3.8% | 3.4% | |
| BMI (kg m-2) | 22.3 (5.5) | 22.3 (5.5) | 0.9065 |
| BMI percentile | 73.0 (27.5) | 72.5 (28.3) | 0.5223 |
| BMI ≥85th percentile | 49.3% | 49.4% | 0.9616 |
| Waist circumference (cm) | 75.9 (15.3) | 75.7 (14.9) | 0.6974 |
| Fasting glucose (mmol l-1) | 5.2 (0.4) | 5.2 (0.4) | 0.7760 |
| Fasting glucose ≥5.55 mmol l-1 | 15.7% | 15.9% | 0.8691 |
| Fasting insulin (pmol l-1) | 79.2 (65.8) | 79.9 (72.7) | 0.9559 |
| Insulin ≥180 pmol l-1 | 5.6% | 6.7% | 0.4881 |
| Systolic blood pressure (mm Hg) | 107.3 (10.0) | 107.7 (10.2) | 0.6685 |
| Diastolic blood pressure (mm Hg) | 63.5 (8.8) | 64.0 (8.7) | 0.2599 |
| High blood pressureb | 12.3% | 14.1% | 0.3551 |
| Total cholesterol (mmol l-1) | 4.1 (0.7) | 4.1 (0.7) | 0.3158 |
| High-density lipoprotein (mmol l-1) | 1.4 (0.3) | 1.4 (0.3) | 0.5683 |
| Low-density lipoprotein (mmol l-1) | 2.2 (0.6) | 2.3 (0.6) | 0.4725 |
| Triglycerides (mmol l-1) | 1.0 (0.6) | 1.0 (0.6) | 0.8634 |
| HbA1c (%) | 5.1 (0.3) | 5.1 (0.3) | 0.2523 |
a
Defined as parent/guardian self-report that the natural mother, the natural father, or any full sister or brother had diabetes.
b
Defined as ≥118/77 for ages 8-10, ≥120/80 for ages 11-14, ≥125/80 for ages 15-17.