Table 1.
Characteristics of subjects.
| Variable | Full sample | Black | White | P value |
|---|---|---|---|---|
| Characteristics of the children at time of enrollment. | ||||
| N | 540 | 226 | 314 | |
| Male, n (%) | 273 (51%) | 105 (46%) | 168 (54%) | 0.107 |
| Age (yrs) (range: 5 -17) | 10.6 (3.0) | 11.5 (2.9) | 10.0 (2.9) | <0.001 |
| Systolic BP (mm Hg) | 101 (12) | 103 (11) | 100 (12) | <0.001 |
| Systolic BP% | 42 (26) | 43 (27) | 41 (26) | 0.448 |
| Diastolic BP (mm Hg) | 62 (10) | 63 (10) | 61 (11) | 0.027 |
| Diastolic BP% | 52 (26) | 52 (25) | 51 (26) | 0.712 |
| BMI% | 63 (28) | 70 (28) | 58 (28) | <0.001 |
| Characteristics of the adults at time of re-enrollment. | ||||
| N | 221 | 85 | 136 | |
| Male, n (%) | 106 (48%) | 39 (46%) | 67 (49%) | 0.626 |
| Age (yr) (range 20 -39) | 30.8 (4.2) | 29.4 (4.0) | 31.6 (4.1) | <0.001 |
| Systolic BP (mm Hg) | 116 (11) | 116 (11) | 116 (11) | 0.713 |
| Diastolic BP (mm Hg) | 74 (10) | 74 (11) | 74 (10) | 0.975 |
| BMI (kg/m2) | 29 (8) | 31 (8) | 28 (8) | 0.002 |
| Characteristics of subjects in the intervention study. | ||||
| N | 38 | 20 | 18 | |
| Male, n (%) | 15 (39%) | 9 (45%) | 6 (33%) | 0.463 |
| Age (yr) (range 19 -36) | 27.0 (4.9) | 27.9 (4.8) | 26.1 (5.0) | 0.455 |
| Systolic BP (mm Hg) | 112 (10) | 110 (8) | 115 (12) | 0.022 |
| Diastolic BP (mm Hg) | 68 (8) | 68 (8) | 69 (8) | 0.524 |
| BMI (kg/m2) | 27 (6) | 28 (5) | 25 (6) | 0.167 |