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Average Number of Correct Responses (of 11)*
| Group | Pre–Informed Consent Mean (SD) |
Post–Informed Consent Mean (SD) |
Postoperative Day 1 Mean (SD) |
|---|---|---|---|
| A (n = 23) | 6.0870 (2.026) | 8.1304 (1.359) | 7.391 (1.305) |
| B (n = 17) | 5.0588 (1.298) | 8.1765 (2.038) | 8.706 (1.404) |
| P value for difference between groups | 0.0581 | 0.9362 | 0.0049 |
Calculations made using unpaired, two-sample t tests
