Table 3.
Change in perceptions of the online MI intervention.
| Outcome measure Sample | Pre-intervention Mean (SD) | Post-intervention Mean (SD) | Mean difference (Standard Error) | P value (Effect size (ηp2) for time effect) | P value (Effect size (ηp2) for group effect) |
|---|---|---|---|---|---|
| Intervention logical | |||||
| Experience with ICBT | 7.52 (1.60) | 7.81 (1.33) | 0.717 | 0.059 | 0.12 |
| No experience with ICBT | 6.65 (1.98) | 7.25 (1.48) | (0.45) | (0.093) | (0.008) |
| Successful in preparing for ICBT | |||||
| Experience with ICBT | 7.24 (1.67) | 7.90 (1.30) | 0.996 | 0.002 | 0.02 |
| No experience with ICBT | 6.15 (1.53) | 7.00 (1.49) | (0.41) | (0.229) | (0.13) |
| Confidence in recommending | |||||
| Experience with ICBT | 7.24 (1.79) | 8.10 (1.41) | 1.492 | 0.0001 | 0.01 |
| No experience with ICBT | 5.55 (2.01) | 6.80 (2.29) | (0.55) | (0.40) | (0.157) |