Christian 2008.
| Study characteristics | ||
| Methods |
Clinic‐based support to help overweight patients with type 2 diabetes increase physical activity and lose weight Patient RCT, conducted in large urban‐based community health centres, USA Two arms: 1) Control (control arm) and 2) Intervention (intervention arm) |
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| Participants | Control arm N: 155 Intervention arm N: 155 Diabetes type: type 2 Mean age: 53.2 ± 11.0 % Male: 33.5 Longest follow‐up: 12 months |
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| Interventions |
Control arm: 1) Patient education Intervention arm: 1) Clinician reminders 2) Facilitated relay of clinical information 3) Patient education 4) Promotion of self‐management |
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| Outcomes | 1) HbA1c, mean % (SD) Control arm: pre 8.3 (1.9), post 7.8 (NR) Intervention arm: pre 8.1 (2.0), post 7.9 (NR) 2) SBP, mean mmHg (SD) Control arm: pre 132.3 (17.4), post 127.6 (NR) Intervention arm: pre 131.8 (17.0), post 129.3 (NR) 3) DBP, mean mmHg (SD) Control arm: pre 77.8 (9.6), post 75.3 (NR) Intervention arm: pre 76.6 (10.5), post 74.0 (NR) 4) LDL, mean mg/dL (SD) Control arm: pre 105.8 (38.8), post 102.1 (NR) Intervention arm: pre 100.2 (32.1), post 85.6 (NR) |
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| Funding source | This research was supported by grant 5R44DK060272‐3 from the US National Institute of Diabetes and Digestive and Kidney Diseases to PHCC LP, Pueblo, Colorado | |
| 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 | 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) | Unclear risk | Information not available. |
| Other bias | Low risk | Information not available. |