Table 1.
Collated summary of the 12 studies included in the review
| Descriptive Data (range) | Sample size Intervention duration Follow-up Contact time Contact frequency |
8–1,500 participants 1–12 months 1.5–18 months 1.5–24 hours 1–18 sessions |
|
| Study design | RCT Process Evaluation Longitudinal Descriptive report |
5 (41.7 %) 3 (25.0 %) 3 (25.0 %) 1 (8.3 %) |
|
| Main setting | Community Primary care Diabetes clinic Internet |
5 (41.7 %) 4 (33.3 %) 2 (16.7 %) 1 (8.3 %) |
|
| Behaviour change goal | PA* only PA and diet PA, diet and self management |
2 (16.7 %) 3 (25.0 %) 7 (58.3 %) |
|
| Delivery method | Individual Group Both |
7 (58.3 %) 4 (33.3 %) 1 (8.3 %) |
|
| Intervention staff | Mixed group of HP* Peer counsellors Research staff Other |
4 (33.3 %) 4 (33.3 %) 2 (16.7 %) 2 (16.7 %) |
|
| PA outcome measures | Self-reported Objective None |
9 (75.0 %) 1 (8.3 %) 2 (16.7 %) |
|
| PA results | Significant increase (p < 0.05) Increase with trend (p > 0.05) No change Not reported |
5 (41.7 %) 3 (25.0 %) 1 (8.3 %) 3 (25.0 %) |
|
| Study quality | High Medium Low |
Reliable 6 5 1 |
Useful 8 4 0 |
*HP health professionals, PA physical activity