Table 2 Mean and standard deviations, Pearson’s correlation coefficients, and intraclass correlation for the scores of each scale at T1 and T2 (n = 30)
Scale | Mean scores | Correlation between scores at T1 and T2 | Intraclass correlation (ICC) | ||||
|---|---|---|---|---|---|---|---|
T1 | T2 | Paired t test | |||||
Mean ± SD | p value | Correlation coefficient | ICC | 95% CI | Value | ||
Knowledge | 68.1 ± 13.9 | 67.2 ± 15.2 | >0.05 | 0.639* | 0.778 | 0.527–0.896 | <0.001 |
Attitude | 82.8 ± 17.9 | 83.3 ± 21.0 | >0.05 | 0.865* | 0.921 | 0.830–0.964 | <0.001 |
Social norms | 24.7 ± 4.5 | 24.8 ± 6.1 | >0.05 | 0.772* | 0.850 | 0.680–0.930 | <0.001 |
Self-efficacy | 41.6 ± 7.9 | 40.7 ± 9.2 | >0.05 | 0.744* | 0.848 | 0.676–0.929 | <0.001 |
Practices | 58.3 ± 11.9 | 57.0 ± 9.6 | >0.05 | 0.617* | 0.752 | 0.472–0.884 | <0.001 |