Cost and cost-effectiveness of community based and health facility based directly observed treatment of tuberculosis in Dar es Salaam, Tanzania

Table 3 Influence of changes in key input variables on cost-effectiveness ratio in US $ per patient successful treated

Input variable	Input value		Average CER community DOT^a		Average CER health facility DOT^a
	Min.	Max.	Min.	Max.	Min.	Max.
Patient time loss^b	0	US$0.29	117	130	168	203
Supporter time loss^b	0	US $ 0.48	123	129	196	196
Discount rate	0	3%	125	125	186	188
Success rate(community DOT)^c	69%	78%	136	120
Success rate (health facility DOT)^c	62%	74%			281	235
Success rate(community DOT)^d	81%	89%	116	106
Success rate (health facility DOT)^d	79%	87%			184	167

^aThe sensitivity analyses are based on base-case calculations
^btime loss: minimum=assuming time is valued as zero; maximum= average income per hour among those with income only
^cSuccess rate taking in consideration cure rate in 'no treatment' scenario
^dSuccess rate without cure rate in 'no treatment' scenario

ISSN: 1478-7547