Table IV. Rates of mortality, CHF, and cardiac impairment comparing rapid and nonrapid progressors in HIV-infected children.

Cohort of children known to be HIV-infected at enrollment (group I)
Event	Rapid progressors (n = 71)		Nonrapid progressors (n = 134)		P value
	Rate/100 child-years	95% CI	Rate/100 child-years	95% CI
Death	12.9	9.1, 18.2	6.1	4.4, 8.5	.004
CHF	5.7	2.9, 10.3	2.1	1.0, 3.9	.04
Cardiac impairment	16.2	11.1, 23.5	7.6	5.4, 10.7	.007
Repeat cardiac impairment	50.9	41.5, 62.4	29.6	25.0, 35.2	<.001
Neonatal cohort (group II)
	Rapid progressors (n = 45)		Nonrapid progressors (n = 48)
Event	Rate/100 child-years	95% CI	Rate/100 child-years	95% CI	P value
Death	18.9	12.7, 28.1	2.1	0.6, 5.3	<.001
CHF	2.8	0.6, 8.2	0.6	0.0, 3.6	.37
Cardiac impairment	9.5	4.4, 18.0	2.0	0.4, 5.7	.02
Repeat cardiac impairment	27.1	18.6, 39.4	3.3	1.1, 7.6	<.001