Fig. 2From: Risk-based lung cancer screening in heavy smokers: a benefit–harm and cost-effectiveness modeling studyCost-effectiveness efficiency frontier for lung cancer screening strategies. The red box represents the strategies on the cost-effectiveness efficiency frontier. Strategies in the italic text are the strategies dominant to the status quo strategy (H1-MH1-LM1-L1). QALY, quality-adjusted life year; WTP, willingness-to-payBack to article page