Table 1 Concordance rates, between paper diaries and Interactive Voice Response diaries, for individual questions across all subjects
| Â | Consistent (%) | Inconsistent (%) |
|---|---|---|
Primary Questions | Â | Â |
Did you take your study medication today? | 98.9 | 1.1 |
Did you experience any side effects today? | 84.8 | 15.2 |
Did you take any additional medication today? | 73.4 | 26.6 |
Secondary Questions | Â | Â |
What time did you take your study medication? | 87.7 | 12.3 |
What time did you experience a side effect? | 100 | 0 |
What was the side effect? | 100 | 0 |
What time did you take the additional medication? | 81.3 | 18.7 |
What is the name of the additional medication? | 100 | 0 |
What dosage was the additional medication? | 68.3 | 31.7 |
Why did you take the additional medication? | 84.5 | 15.5 |