Dimension

Before the course

mean ± SD

After the course

mean ± SD

Mean difference

95% CI

t

p-value

Overall

55.456 ± 15.078

54.316 ± 15.749

1.140

−4.582, 6.862

0.395

0.694

Social distance

29.123 ± 8.405

23.877 ± 9.318

5.246

1.952, 8.539

3.156

0.002

Danger

18.228 ± 5.760

22.123 ± 5.828

−3.895

−6.045, −1.744

−3.588

0.000

Competence

8.105 ± 2.782

8.316 ± 2.606

−0.211

−1.211, 0.790

−0.417

0.677