Table 3.
Adherence by treatment cycle at baseline, during the intervention period and during follow-up periods
| Treatment cycle | Baseline period (N=123) |
Intervention period (N=123) |
1–6-month follow-up (N=110) |
7–24-month follow-up (N=110) |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Incentives (N=71) |
Control (N=52) |
Incentives (N=71) |
Control (N=52) |
Incentives (N=66) |
Control (N=54) |
Incentives (N=66) |
Control (N=54) |
|||||||||
| N | Mean adherence (%) | N | Mean adherence (%) | N | Mean adherence | N | Mean adherence (%) | N | Mean adherence (%) | N | Mean adherence (%) | N | Mean adherence (%) | N | Mean adherence (%) | |
| 1/52 | 2 | 54 | 1 | 45 | 2 | 82 | 1 | 49 | 3 | 76 | 3 | 64 | 3 | 78 | 1 | 85 |
| 2/52 | 49 | 67 | 27 | 68 | 49 | 83 | 27 | 74 | 41 | 71 | 23 | 74 | 41 | 67 | 24 | 73 |
| 3/52 | 4 | 76 | 3 | 66 | 4 | 97 | 3 | 44 | 4 | 77 | 2 | 83 | 5 | 74 | 1 | 77 |
| 4/52 | 12 | 76 | 16 | 66 | 12 | 92 | 16 | 73 | 13 | 71 | 20 | 74 | 11 | 66 | 18 | 73 |
| 5/52 | n/a | n/a | n/a | n/a | n/a | n/a | n/a | n/a | 1 | 71 | 0 | n/a | n/a | n/a | n/a | n/a |
| Variable cycle | 4 | 60 | 5 | 62 | 4 | 72 | 5 | 72 | 4 | 59 | 6 | 87 | 6 | 68 | 6 | 75 |
n/a, not applicable.