From: Missing the forest (plot) for the trees? A critique of the systematic review in tobacco control
Level* | Setting** N (%) | ||||
---|---|---|---|---|---|
 | Clinical | Clinical System | Community | Mixed | Total |
COCHRANE | Â | Â | Â | Â | Â |
Level 1 | 16 (84) | 1 (50) | 3 (23) | 6 (50) | 26 |
Level 2 | 3 (16) | 0 (0) | 0 (0) | 4 (33) | 7 |
Level 3 | 0 (0) | 0 (0) | 5 (38) | 2 (16) | 7 |
Level 4 | 0 (0) | 1 (50) | 5 (38) | 0 (0) | 6 |
All levels | 19 (100) | 2 (100) | 13 (100) | 12 (100) | 46 |
GUIDE | Â | Â | Â | Â | Â |
Level 1 | 0 (0) | 0 (0) | 4 (33) | 0 (0) | 4 |
Level 2 | 0 (0) | 0 (0) | 0 (0) | 0 (0) | 0 |
Level 3 | 0 (0) | 0 (0) | 0 (0) | 1 (100) | 1 |
Level 4 | 0 (0) | 5 (100) | 8 (67) | 0 (0) | 13 |
All levels | 0 (0) | 5 (100) | 12 (100) | 1 (100) | 18 |