Fig. 3: Optimal percentage of the population in risk groups associated with different screening intervals (see legend) as a function of the resources required (number of screens, 1.0 is the same as triennial screening for all), under different screening interval options.
From: An optimization framework to guide the choice of thresholds for risk-based cancer screening
a is for 1,3, or 4y intervals; (b) is for 1,3 or 6y intervals; (c) is for 2,3 or 6y intervals; (d) is for 1,2,3 or 6y intervals.
