TABLE 4.

Distribution of RFVs for urine samples from different population groups

Group	RFV
	Total	0	1–10	11–50	51–200	201–500	501–1,000	>1,000
CDC stage II	106	2	2	21	54	15	3	8
CDC stage III	19			12	5		2
CDC stage IV	62	3	2	29	11	11	4	2
Individuals with high risk of HIV infection	69	29	38	2
Blood donors	46	21	24	1
Total	302	55	66	65	70	26	9	10