Table 4 |
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|
Model efficacy to predict healthcare professionals' behaviours and intentions according to the methodological qualities of the studies |
||
|
Characteristic of the studies |
Number of participants (studies) |
Frequency- weighted mean R2 |
|
|
||
|
Prediction of behaviour |
||
|
Sample size |
||
|
- N < 150 |
833 (12) |
0.22 |
|
- N ≥ 150 |
1 279 (3) |
0.38 |
|
Psychometric quality |
||
|
- No information/poor values |
1 119 (7) |
0.31 |
|
- Complete information/good values |
993 (8) |
0.32 |
|
Behavioural measure |
||
|
- Self-report |
1 286 (4) |
0.44 |
|
- Objective |
826 (11) |
0.13 |
|
Level of correspondence for intention-behaviour* |
||
|
- Poor/unclear |
546 (6) |
0.10 |
|
- Good |
1 566 (9) |
0.39 |
|
Prediction of intention |
||
|
Sample size |
||
|
- N < 150 |
3 187 (34) |
0.50 |
|
- N ≥ 150 |
11 799 (30) |
0.61 |
|
Psychometric quality |
||
|
- No information/poor values |
3 112 (15) |
0.47 |
|
- Complete information/good values |
11 874 (49) |
0.62 |
|
|
||
|
* The intention-behaviour correspondence was good for all self-reported measurements Note: Because there were missing data in few publications, total differs from 16 and 72 studies for the behaviour and intention, respectively. |
||
|
Godin et al. Implementation Science 2008 3:36 doi:10.1186/1748-5908-3-36 |
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