Piette 2001.
| Study characteristics | ||
| Methods |
Impact of automated calls with nurse follow‐up on diabetes treatment outcomes in a Department of Veterans Affairs Health Care System: a randomized controlled trial Patient RCT, conducted in 4 university‐affiliated Veterans Affairs clinics in northern California, USA Two arms: 1. Control (control arm) and 2. Intervention (intervention arm) |
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| Participants | Control arm N: 146 Intervention arm N: 146 Diabetes type: type 1 and type 2 Mean age: 60.5 ± 10.0 % Male: 97.0 Longest follow‐up: 12 months |
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| Interventions |
Control arm: None Intervention arm: 1) Case management 2) Patient education 3) Promotion of self‐management |
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| Outcomes | 1) Retinopathy screening (eye exam), N screened (%) Control arm: pre 41 (29), post 53 (38) Intervention arm: pre 69 (52), post 53 (40) 2) Foot screening, N screened (%) Control arm: pre 114 (81), post 101 (72) Intervention arm: pre 115 (87), post 95 (72) 3) HbA1c, mean % (pre: SD, post: SE) Control arm: pre 8.1 (1.7), post 8.2 (0.1) Intervention arm: pre 8.2 (1.7), post 8.1 (0.1) |
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| Funding source | This research was supported by the Health Services Research and Development Service, Mental Health Strategic Health Care Group, and Quality Enhancement Research Initiative, Department of Veterans Affairs, and by the American Diabetes Association | |
| Notes | — | |
| Risk of bias | ||
| Bias | Authors' judgement | Support for judgement |
| Random sequence generation (selection bias) | Low risk | Information not available. |
| Allocation concealment (selection bias) | Low risk | Information not available. |
| Patient's baseline characteristics (selection bias) | Low risk | Information not available. |
| Patient's baseline outcomes (selection bias) | Low risk | Adjusted for in their analysis. |
| 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) | Unclear risk | Information not available. |
| Other bias | Low risk | Information not available. |