Table 3.
Analysis of pre–post-intervention questionnaire scores
| Variable | Pre-intervention (T1) | Post- intervention (T2) | Intervention effect (pre-pot) | Effect size | RCI | RCI: Subjects distribution | Between and interaction effects |
|---|---|---|---|---|---|---|---|
| Mean (standard deviation) or median (inter-quartile range) | partial η2 |
Number of participants with: An increase (%) A decrease Minor change |
|||||
| Self-efficacy | 2.73 (0.52) | 3.90 (0.45) |
F(1,109) = 435 p < .0001 |
0.66 | 3.07* |
89 (80.2%) 0 22 |
NS and NS |
| Reported ML implementation | 3.02 (0.50) | 3.48 (0.42) |
F(1,109) = 69 p < .0001 |
0.24 | 1.60 |
46 (41.4%) 0 65 |
NS and NS |
| General perceptions and work environment |
2.75 (2.0-3.25) |
3.0 (2.25–3.5) |
F(1,108) = 13 p < .0005 |
0.06 | 0.67 |
24 (21.8%) 3 84 |
F(1,108) = 8.67, p < .004, partial η2 = 0.038 and NS |
| Total |
2.88 (0.45) |
3.69 (0.37) |
F(1,109) = 289 p < .0001 |
0.57 | 2.75* |
77 (69.4%) 0 34 |
NS and NS |
RCI, Reliable change index
*Reliable change index > Z