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| One-time consent study group | Opt-out plus study group | Control study group | |
|---|---|---|---|
| Appreciation of information *P-value=0.00 | |||
| I was well informed (n=114, 51%) | 82% | 65% | 27% |
| Information was neither good nor bad (n=68, 31%) | 15% | 29% | 40% |
| I was poorly informed (n=41, 18%) | 4% | 6% | 33% |
*Differences tested between the three study groups.
