TABLE 7.

Incremental Cost-effectiveness (Base Case)

Strategy	Cost	LE	QALE	Incremental Costs*	Incremental Lys	Incremental QALYs	$/LY	95% CI	$/QALY	95% CI
CT	$3074	14.7386	10.9692	$1631	0.0316	0.0201	52,000	34,000–106,000	81,000	52,000–186,000
Radiography	$1911	14.7071	10.9491	$469	0	0	Dom		Dom
None†	$1443	14.7071	10.9491	—	—	—	—		—

Reprinted with permission from Black et al.⁶

^*Incremental costs are in reference to the None strategy because the Radiography strategy is dominated.

^†Cost in the None strategy includes diagnosis and treatment of lung cancer without LDCT or radiographic screening.

Dom indicates dominated.