Table 1.
Basic characteristics of studies investigating the correlation between adherence rates measured by MEMS and SRQs
| Author | Year | Disease | Sample Size | Age (years) |
Duration (months) |
Self-Report Questionnaires | MEMS-Monitored Adherence (%) |
Self-Report Adherence (%) |
Correlation (rp or rs) |
|---|---|---|---|---|---|---|---|---|---|
| Arnsten J. | 2001 | HIV | 133 | 43 | 6 | Anonymous | 53.4 | 78.1 | 0.46 |
| Hugen P.W. | 2002 | HIV | 26 | 39.9 | 0.5 | VAS | 91.1 | 86 | 0.73 |
| Walsh J.C | 2002 | HIV | 78 | - | 6 | MASRI | 92.9 | 93.3 | 0.63 |
| Hamilton G.A. | 2003 | Hypertension | 107 | 58 | - | MOS, Morisky, VAS | 58.38 | 81.05 | 0.26 |
| Oyugi J.H. | 2004 | HIV | 36 | 35 | 3 | AACTG | 90.9 | 93.5 | 0.87 |
| Fletcher C.V. | 2005 | HIV | 258 | 40 | 12 | AACTG | 64 | 82 | 0.24 |
| Halkitis P. | 2005 | HIV | 300 | 42 | - | Anonymous | 90 | 95 | 0.32 |
| Jasti S. | 2006 | Iron deficiency | 51 | 23 | - | Anonymous | 68.1 | 76.5 | 0.35 |
| Byerly M.J. | 2008 | Schizophrenia | 61 | 44.3 | 6 | BARS | 66.81 | 68.35 | 0.59 |
| Lu M. | 2008 | HIV | 568 | 42 | 1 | Anonymous | 69.8 | 78.8 | 0.55 |
| Zeller A. | 2008 | Hypertension Diabetes Dysdipidemia | 66 | 62 | 2.5 | ASRQ | 79 | 91.3 | 0.29 |
BARS: Brief adherence rating scale; AACTG: Adult AIDS clinical trials group adherence instrument; MEMS: Medication event monitoring systems; MOS: Medical outcomes study; Morisky: Morisky adherence rating scale; VAS: Visual analog scale; MASRI: Medication adherence self-report inventory; ASRQ: Adherence self-report questionnaire; Anonymous: A questionnaire without a specific name in a reviewed article.