Table I.
Clinical Characteristics of the Study Patients
| First Screening (N=970) | Boys (n=481) | Girls (n=489) | P Value |
|---|---|---|---|
| Height, cm | 139.3±6.0 | 138.8±6.1 | .19 |
| Weight, kg | 34.0±6.5 | 34.5±7.5 | .21 |
| BMI, kg/m2 | 17.4±2.5 | 17.8±3.0 | .03 |
| BMI percentile | 56.9±28.0 | 57.0±28.3 | .95 |
| SBP/DBP, mm Hg | 112.0±7.4/63.5±5.0 | 110.7±7.9/62.7±5.9 | .008/.02 |
| Second Screening (N=275) | n=135 | n=140 | |
|---|---|---|---|
| Height, cm | 139.4±5.7 | 140.0±6.4 | .38 |
| Weight, kg | 34.9±6.1 | 38.0±8.7 | .001 |
| BMI, kg/m2 | 17.9±2.6 | 19.2±3.5 | <.001 |
| BMI percentile | 63.0±24.5 | 69.2±27.5 | <.001 |
| SBP/DBP, mm Hg | 115.0±8.0/64.3±6.3 | 113.5±6.7/63.4±4.7 | .09/.16 |
| Third Screening (N=53) | n=34 | n=19 | |
|---|---|---|---|
| Height, cm | 140.8±6.2 | 141.7±5.4 | .60 |
| Weight, kg | 36.0±6.4 | 40.9±8.4 | .03 |
| BMI, kg/m2 | 18.1±2.7 | 20.2±3.2 | .02 |
| BMI percentile | 65.3±25.1 | 78.8±21.0 | .42 |
| SBP/DBP, mm Hg | 119.6±6.0/65.7±4.9 | 122.8±6.2/67.1±6.7 | .06/.40 |
Values are expressed as mean±standard deviation. Abbreviations: BMI, body mass index; DBP, diastolic blood pressure; SBP, systolic blood pressure.