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Table 1 Patient demographics

From: Effects of age and gender on reference levels of biomarkers comprising the pediatric Renal Activity Index for Lupus Nephritis (p-RAIL)

  3 - < 5 years 5 - < 10 years 10 - < 15 years 15 - < 18 years
n = Males/Females 49/45 45/44 45/48 45/46
Age (mean ± SE) 4.04 ± .06 7.4 ± .15 12.4 ± .15 16.3 ± .1
Height (cm) 103.6 ± .65 124.1 ± 1.4 155.4 ± 1.1 170.4 ± .95
Height z score 0.46 ± .97 0.19 ± 1.1 0.37 ± 0.98 0.36 ± 0.96
Weight (kg) 17.7 ± .35 26.9 ± .82 50.5 ± 1.4 67.1 ± 1.7
Weight z score 0.54 ± 1.1 0.36 ± .98 0.58 ± .96 0.57 ± .99
BMI 16.4 ± .2 18 ± 1.1 20.7 ± .42 23.1 ± .55
BMI z score 0.42 ± 1.2 0.40 ± .94 0.55 ± .87 0.39 ± 1.0
Race %
White 86.2 86.5 80.6 82.6
Black 12.7 13.5 17.2 15.2
Hispanic 1.1 0 2.2 2.2
  1. z-scores for height weight and BMI were calculated using published CDC growth charts. [42]