Approach | Mean (SD) | Pre* | Post* | Post minus Pre | P-value for difference (paired t-test)** |
---|---|---|---|---|---|
1. Consent for each use | Mean (SD) | 0.34 (1.95) | 0.14 (2.07) | -0.21 (2.02) | 0.315 (df = 95***) |
2. Assumed consent | Mean (SD) | 0.44 (1.99) | 0.18 (2.10) | -0.29 (1.82) | 0.122 (df = 96) |
3. Broad Consent | Mean (SD) | 1.55 (1.64) | 1.21 (1.55) | -0.32 (1.54) | 0.048 (df = 94) |