Table 2.
Agreement between methods of adherence evaluation.
| MPR <0.8 Positive “non-adherence” |
MPR ≥0.8 Negative “adequate adherence” |
PPA | NPA | ORA | |
|---|---|---|---|---|---|
| E-diary adherence <0.8 Positive: “non-adherence” |
2 | 10 | 33% | 82% | 77% |
| E-diary adherence ≥0.8 Negative: “adequate adherence” |
4 | 46 | |||
| Self-report adherence <0.8 Positive: “non-adherence” |
2 | 5 | 16% | 95% | 87% |
| Self-report adherence ≥0.8 Negative: “adequate adherence” |
10 | 99 |
MPR: medication possession rate; PPA: positive percent agreement; NPA: negative percent agreement; ORA: overall rate of agreement.