TABLE 2

Characteristics of the Study Sample Across BP Status (N = 675)

CharacteristicNormotension, n (%)Prehypertension, n (%)Hypertension, n (%)
Gender
    Male274 (81.1)33 (9.8)31 (9.2)
    Female300 (89.0)18 (5.3)19 (5.6)
Age, y
    4–12371 (87.7)19 (4.5)33 (7.8)
    13–17203 (80.6)32 (12.7)17 (6.7)
Smoking status
    Never540 (84.9)96 (15.1)a
    Ever34 (87.2)5 (12.8)a
BMI for age and gender
    Underweight (<5th percentile)21 (95.5)<5<5
    Normal (≥5th to <85th percentile)410 (90.3)26 (5.7)18 (4.0)
    Overweight (≥85th to <95th percentile)95 (77.9)11 (9.0)16 (13.1)
    Obese (≥95th percentile)48 (62.3)14 (18.2)15 (19.5)
Family history of hypertension or kidney failure
    No496 (86.9)36 (6.3)39 (6.8)
    Yes78 (75.0)15 (14.4)11 (10.6)
  • See Table 1 for definition of prehypertension and hypertension. Percentages may not sum to 100 because of rounding.

  • a Frequencies for prehypertension and hypertension were combined because of numerator counts <5.