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Number of enrollees aged 55–77 receiving LDCT screening, per 1,000 enrollees, per month, in 2016 and 2017. The arrows indicate a significant (P<0.01) change in slope of the increase in LDCT rate. After May 2017, the rate of increase was close to 0, at 0.1 additional enrollee with LDCT per 1000 enrollees per year. LDCT, low-dose computed tomography.
