Fig. 3

Cumulative Program Data Through 2 Years. a Referrals and incidental nodules by quarter over 2 years. Total referrals are shown in bars. Red portion indicates the percentage of the total represented by incidental nodules. b Lung cancer stage distribution at diagnosis before program implementation (2012) and in the first and second year of lung nodule program implementation. c Average days to treatment from first nodule detection. Red line indicates a program target objective of 30 days or fewer