Table 5.

Outcomes and costs of IPT (in US $) among HIV-infected patients in Dar-es Salaam

	All patients	IPT group	Controls
Number of enrolled patients in the two groups	2564	1283	1281
Number of patients Completing 6 months of IPT	1255	1255	N/A
Number of patients developed active TB during follow up	13	2	11
Number of deaths occurred during follow up	27	3	24
Estimated IPT effectiveness using incident TBa	420	N/A	N/A
Estimated IPT effectiveness using all-cause mortalityb	979	N/A	N/A
Cost per person starting IPTc US $	N/A	132.88	N/A
Cost per person to complete 6 months of IPTd US $	N/A	135.85	N/A

TB Tuberculosis

N/A Not applicable

^aNumber of TB cases prevented per 100,000 population

^bNumber of all-cause mortality averted per 100,000 population

^cIncremental cost due to IPT divided by the number of patients enrolling in IPT

^dIncremental cost due to IPT divided by the number of patients completing 6 months of IPT