Table 2.
Kappa coefficients for intercoder reliability.
| Variable | Kappa | |
| Brief summaries | 1 | |
| Major statements | 1 | |
| Adequate provision |
|
|
|
|
Doctor reference | 1 |
|
|
Print ad reference | 1 |
|
|
Website address | 1 |
|
|
Toll-free number | 1 |
|
|
Prescribing information | 1 |
|
|
Medication guide | 1 |
| Benefit and risk information |
|
|
|
|
All benefit facts | .61 |
|
|
Qualitative benefit facts | .55 |
|
|
Quantitative benefit facts | .58 |
|
|
Benefit facts in main portion of ad | .60 |
|
|
Benefit facts in scroll portion of ad | .61 |
|
|
Positive images display (benefits) | .61 |
|
|
Negative images display (benefits) | .59 |
|
|
All risk facts | .59 |
|
|
Qualitative risk facts | .56 |
|
|
Quantitative risk facts | .59 |
|
|
Risk facts in main portion of ad | .61 |
|
|
Risk facts in scroll portion of ad | .59 |
|
|
Positive images display (risks) | .60 |
|
|
Negative images display (risks) | .59 |