Table 1.

Characteristics of study population (n = 366)

CharacteristicValue
Age (yr; median [IQR])12 (9 to 15)
Female gender (n [%])146 (40)
Race/ethnicity (n [%])
    white269 (74)
    black59 (16)
    other37 (10)
    Hispanic52 (14)
Weight percentile (median [IQR])43 (18 to 74)
Height percentile (median [IQR])24 (7 to 50)
BMI percentile (median [IQR])59 (33 to 84)
    obese, BMI >95th percentile (n [%])55 (15)
Low birth weight, <2500 g (n [%])65 (19)
Preterm birth, <36 wk (n [%])79 (22)
Iohexol-based GFR (ml/min per 1.73 m2; median [IQR])43 (31 to 53)
Glomerular CKD (n [%])72 (20)
Duration of CKD (yr; median [IQR])8 (4 to 11)
Antihypertensive medications (n [%])242 (67)
    ACEIs/ARBs203 (56)
    Ca blocker54 (15)
    other12 (3)
    ≥2 medications39 (11)
  • BMI, body mass index; IQR, interquartile range.