Table 4.

Comparison among groups post-intervention (post - pre difference)

	Group	N	Mean	Standard Error	r	p
UCLA Total (Post - Pre)	EA	78	−1.371	0.399	0.48	<0.001
	MA	72	2.652	0.466
Knowledge Total (Post - Pre)	EA	82	0.073	0.110	0.14	0.071
	MA	76	0.381	0.129
Palmore Positive (Post - Pre)	EA	82	−0.670	0.308	0.86	<0.001
	MA	76	6.447	0.317
Palmore Correct (Post - Pre)	EA	76	−5.394	0.716	0.79	<0.001
	MA	68	15.235	0.752
Attitude (Post - Pre)	EA	51	1.254	0.444	0.42	<0.001
	MA	75	−1.346	0.294
Empathy (Post - Pre)	EA	51	−0.705	0.194	0.14	0.124
	MA	75	−0.306	0.166

*We considered a p ≤ 0.0083 as significant (Bonferroni multiple comparison procedure)