McMahon 2005.
| Study characteristics | ||
| Methods |
Web‐based care management in patients with poorly controlled diabetes Patient RCT, conducted in 4 hospital‐based and 10 community‐based Veterans Affairs clinics in Boston, Mass, USA Two arms: 1. Education and usual care (control arm) and 2. Web‐based care management (intervention arm) |
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| Participants | Control arm N: 52 Intervention arm N: 52 Diabetes type: type 1 and type 2 Mean age: 63.5 ± 7.0 % Male: 99.5 Longest follow‐up: 12 months |
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| Interventions |
Control arm: 1) Patient education Intervention arm: 1) Case management 2) Facilitated relay of clinical information 3) Patient education 4) Promotion of self‐management 5) Patient reminders |
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| Outcomes | 1) HbA1c, mean % (SD) Control arm: pre 9.9 (0.8), post 8.7 (NR) Intervention arm: pre 10.0 (0.8), post 8.4 (NR) 2) LDL, mean mg/dL (SD) Control arm: pre 97.0 (21.0), post 92.0 (NR) Intervention arm: pre 100.0 (35.0), post 94.0 (NR) 3) Controlled hypertension (< 140/90 mmHg), N under control (%) Control arm: pre 17 (33), post 15 (29) Intervention arm: pre 15 (29), post 24 (46) |
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| Funding source | This project was supported by grants from the Department of the Army Cooperative Agreement (DAMD 17·98‐ 2‐8017), the Department of Veterans Affairs, Health Services Research and Development Program (TEl‐02‐100) and the National Institutes of Health (K24‐DK06321) | |
| Notes | — | |
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Random sequence generation (selection bias) | Low risk | Information not available. |
| Allocation concealment (selection bias) | Unclear risk | Sealed envelopes but not opaque. |
| Patient's baseline characteristics (selection bias) | Low risk | Information not available. |
| Patient's baseline outcomes (selection bias) | Low risk | Information not available. |
| Incomplete outcome data (attrition bias) | Low risk | Information not available. |
| Blinding of participants and personnel (performance bias) and of outcome assessors (detection bias) | Low risk | Information not available. |
| Selective reporting (reporting bias) | Low risk | Information not available. |
| Risk of contamination (other bias) | High risk | Figure shows that 5 participants did not receive the intervention. |
| Other bias | Low risk | Information not available. |