Table 4. Quality-adjusted life years lost associated with pulmonary tuberculosis, 2002, Tarrant County, Texas.

Source	Gross	Net 3% Discount
QALY losses to cohort
TB death*	69.6	24.3
Acute illness/treatment*	5.35	n/a
Disability	294.25	102.73
Total QALY loss to cohort*	369.2	128.90***
QALY losses to individuals
Total per TB patient*	3.3	1.39***
Average loss prior to clinical cure per pt	0.046	n/a
Average loss to death*	0.621	0.38
Total per PTB survivor**	2.8	0.98
Average loss to disability d/t PTB	2.75	0.96
Estimated QALYs lost to TB death, per death	13.92	8.52

^*N = 112, assumes 5 deaths prior to completion of treatment.

^**N = 107.

^***Discounting considers: no discount for acute illness/treatment; 16.6 years for early death, and 35.6 years to expected natural death for survivors.