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Table 2 Concordance rates, between paper diaries and Interactive Voice Response (IVR) diaries, for individual subjects

From: Electronic versus paper diaries: a pilot study of concordance and adherence in head and neck cancer patients receiving radiation therapy

Subject Number Percentage of questions to which responses were consistent between paper diaries and IVR. Percentage of questions to which responses were inconsistent between paper diaries and IVR.
1 80.2 19.8
2 81.8 18.2
3 72.6 27.4
4 94.6 5.4
5 94.1 5.9
6 77.6 22.4
7 80.8 19.2
8 93.3 6.7
9 82.1 17.9
10 97.9 2.1
11 91.2 8.8
12 85.1 14.9
13 98.6 1.4
14 92.6 7.4
15 94.9 5.1