Over the next five years, which type of cancer is expected to see the most significant increase in survival rates? Please include a probability estimate, key factors influencing this change, and what developments could alter this forecast.

The Answer

Lung cancer is expected to see the most significant absolute increase in 5-year relative survival rates over the 2026–2031 diagnosis period, with a 50% probability and a projected gain of +4 to +7 percentage points (from ~28% to 32–35%).