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Estimated Life Expectancy Gain Through Cancer Prevention in 18 Long-Term Randomized Clinical Trials Involving 2.1 Million Individuals.
| Screening | Life Expectancy/Days | 95% Confidence Interval/Days |
|---|---|---|
| Mammography | 0 | −190 to 237 days |
| Prostate PSA | 37 | −37 to 73 days |
| Coloscopy | 37 | −146 to 146 days |
| FOBT | 0 | −70.7 to 70.7 days |
| Lung screening | 107 | −286 to 430 days |
