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Preference changes caused by decision aids according to (Meissner et al., 2006)
| Strategy | Fraction of cohort opting for strategy before decision aid |
Fraction of cohort opting for strategy after decision aid |
|---|---|---|
| No screening | 0.49 | 0.43 |
| Flex-sig | 0.05 | 0.06 |
| FOBT | 0.16 | 0.18 |
| Colonoscopy | 0.30 | 0.34 |
Flex-sig, flexible sigmoidoscopy; FOBT, fecal occult blood testing.
