Table 5 Knowledge and attitude scores and intention to undergo colonoscopy in each study arm
Numerical risk arm | Categorical risk arm | Positive result letter arm | |
|---|---|---|---|
Knowledge score (mean) | |||
Concept, max. score 4 (95% CI) | 3.7 (3.6–3.8) | 3.7 (3.5–3.8) | 3.6 (3.4–3.7) |
Numerical, max. score 5 (95% CI) | 4.7 (4.6–4.8) | 4.6 (4.5–4.8) | 4.5 (4.4–4.7) |
Total, max. score 9 (95% CI) | 8.4 (8.2–8.6) | 8.3 (8.1–8.5) | 8.1 (7.9–8.4) |
No. with adequate knowledge (score ≥ 5) | 96/97 (99.0%) | 100/102 (98.0%) | 102/104 (98.1%) |
Attitude | |||
Mean score (95% CI) | 38.3 (37.3–39.4) | 38.8 (37.9–39.7) | 38.7 (37.6–39.8) |
No. with positive attitude towards colonoscopy (score ≥ 39) | 48/93 (51.6%) | 59/97 (60.8%) | 63/101 (61.4%) |