Table 2.
Cross‐Tabulation of Mean Blood Pressure According to the Percentile Distributions of Weight at Age 18 and Current Weight
| Current Weight Percentile | Weight at Age 18 Percentile | N | Mean (SD) | |
|---|---|---|---|---|
| Systolic Blood Pressure | Diastolic Blood Pressure | |||
| Bottom 10% | Bottom 10% | 49 | 111.0 (13.8) | 69.6 (9.5) |
| 10% to 50% | 63 | 108.8 (12.8) | 66.0 (10.0) | |
| 50% to 90% | 9 | 104.1 (14.4) | 64.2 (9.4) | |
| Top 10% | 0 | — | — | |
| Total | 121 | 109.4 (13.4) | 67.3 (9.9) | |
| 10% to 50% | Bottom 10% | 55 | 115.8 (14.8) | 71.8 (10.6) |
| 10% to 50% | 266 | 111.3 (12.5) | 68.7 (9.7) | |
| 50% to 90% | 160 | 109.6 (10.6) | 67.8 (8.7) | |
| Top 10% | 12 | 105.9 (7.2) | 64.7 (8.3) | |
| Total | 493 | 111.1 (12.3) | 68.6 (9.5) | |
| 50% to 90% | Bottom 10% | 16 | 118.6 (13.5) | 73.0 (9.4) |
| 10% to 50% | 162 | 114.9 (14.1) | 71.7 (10.0) | |
| 50% to 90% | 222 | 114.2 (11.9) | 71.3 (8.7) | |
| Top 10% | 58 | 113.4 (11.5) | 69.1 (8.7) | |
| Total | 458 | 114.5 (12.7) | 71.2 (9.2) | |
| Top 10% | Bottom 10% | 0 | — | — |
| 10% to 50% | 13 | 119.7 (15.2) | 74.6 (9.9) | |
| 50% to 90% | 68 | 122.0 (15.3) | 76.0 (10.8) | |
| Top 10% | 55 | 124.6 (15.4) | 77.8 (11.0) | |
| Total | 136 | 122.9 (15.3) | 76.6 (10.8) | |
| P value* | Current weight percentile | <0.001 | <0.001 | |
| Weight at age 18 percentile | 0.243 | 0.411 | ||
| Interaction | 0.568 | 0.413 | ||
P values generated from ANCOVA analysis. Covariates in models were age, height, waist circumference, physical activity (higher than average or not), and marital status (married or not).