Group based education (GBE) in self management strategies v a control condition (usual care, no intervention, or a waiting list) in type 2 diabetes mellitus*
| Weighted means | |||||
|---|---|---|---|---|---|
| Outcomes | Follow up in months | Number of trials (n) | GBE | Control | Weighted mean difference (95% CI) |
| *CI defined in glossary; weighted means calculated from data in article. | |||||
| Glycated haemoglobin (%) | 4–6 | 3 (395) | 9.53 | 10.88 | −1.35 (−1.93 to −0.78) |
| 12–14 | 7 (1044) | 7.93 | 8.75 | −0.82 (−0.99 to −0.65) | |
| 24 | 2 (333) | 6.54 | 7.51 | −0.97 (−1.40 to −0.54) | |
| Fasting blood glucose concentration (mmol/l) | 12–14 | 4 (641) | 9.55 | 10.72 | −1.17 (−1.63 to −0.72) |
