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| Confirmatory Study | ||||||
|---|---|---|---|---|---|---|
| only positive | no comment | positive & negative | only negative | Total | ||
| Confutative Study | only positive | 0 | 1 | 1 | 1 | |
| (53) | (5) | (6) | (154) | (218) | ||
| no comment | −1 | 0 | 0 | 1 | ||
| (11) | (123) | (1) | (22) | (157) | ||
| positive & negative | −1 | 0 | 0 | 1 | ||
| (5) | (4) | (28) | (20) | (57) | ||
| only negative | −1 | −1 | −1 | 0 | ||
| (89) | (11) | (18) | (105) | (223) | ||
| total | (158) | (143) | (53) | (301) | (655) | |
Notes. N = 655. Number of participants in each category in parentheses.
