. Author manuscript; available in PMC: 2011 Nov 1.

Published in final edited form as: Scand J Urol Nephrol. 2010 Jun 21;44(5):331–336. doi: 10.3109/00365599.2010.492785

Table 1.

Demographic Information on the 534 children

		Mean (SD) or N (%)
Age at beginning of 5-year study		7.9 (1.4)
Sex	Male	247 (46.3%)
	Female	287 (53.8%)
Race	Non-Hispanic White	323 (62.1%)
	Non-Hispanic Black	98 (18.9%)
	Hispanic	38 (7.3%)
	Other	61 (11.9%)