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. Author manuscript; available in PMC: 2006 Oct 20.
Published in final edited form as: Pediatrics. 2004 Oct;114(4):e459–e468. doi: 10.1542/peds.2004-0455

TABLE 2.

Demographic Characteristics of Children Participating in the Study (n = 2738)

No. (%)
Gender
 Male 1366 (50%)
 Female 1372 (50%)
Race
 Asian   2  (<1%)
 Black 2482 (91%)
 Hispanic  23  (<1%)
 White 231 (8%)
Age, y, mean ± SD  8.7 ± 1.65