TABLE 2.
Changes in Biological Measures, Exercise, and Diet at 12 Months: Project HEED, East Harlem, New York City, May 2007–August 2008
| Control Group (n = 37), Mean (SD) | Intervention Group (n = 35), Mean (SD) | Pa | |
| Weight, lb | −2.4 (8.1) | −7.2 (7.3) | .01 |
| Waist circumference, in | 0.1 (3.4) | −1.3 (2.6) | .05 |
| Blood pressure, mmHg | |||
| Systolic | −7 (17) | −1 (13) | .13 |
| Diastolic | −4 (8) | −2 (9) | .31 |
| LDL cholesterol, mg/dL | 4 (29) | −1 (35) | .42 |
| Glucose, mg/dL | |||
| Fasting | 11 (11) | 10 (13) | .83 |
| At 2 h | 11 (37) | 3 (34) | .26 |
| % Hemoglobin A1c | −0.3 (0.2) | −0.3 (0.2) | .13 |
| Leisure-time physical activity, h/wk | −1.1 (3.5) | −1.5 (5.4) | .72 |
| Food intake, servings/d | |||
| Fat | 0.1 (0.4) | 0.0 (0.4) | .32 |
| Juice | −0.2 (0.5) | 0.8 (0.6) | .05 |
| Fruit | −0.2 (1.0) | −0.1 (0.9) | .43 |
| Lettuce salad | −0.1 (0.6) | −0.5 (1.9) | .24 |
| Soda | −0.07 (0.53) | −0.62 (1.71) | .07 |
| Diet soda | −0.16 (0.35) | −0.18 (0.39) | .84 |
Note. HEED = help educate to eliminate diabetes; LDL = low-density lipoprotein.
a
Derived from the t test.