Table 3.
Evidence quality of included studies.
| ||
---|---|---|
LEVEL | DESCRIPTION | # |
| ||
A1 | Systematic review | |
Review of data from multiple RCT studies | 0 | |
| ||
A2 | Randomized trial | |
Comparative study with (random) intervention and control group design | 0 | |
| ||
B | Controlled study | |
Trial with intervention and control group and comparisons on outcome | ||
B1 Multiple measurement points | 60 | |
B2 One measurement point | 5 | |
| ||
C | Non-controlled study | |
C1 Multiple case, multiple measurement points | 4 | |
C2 Multiple case, one measurement point | 1 | |
C3 Single case, multiple measurement points | 4 | |
C4 Single case, one measurement point | 2 | |
| ||
D | Descriptive, non-analytical | 0 |
D1 Multiple projects | 0 | |
D2 Single project | 0 | |
D3 Literature review | 0 | |
|