TABLE 5.

Cohen’s d effect sizes indicating practical significant changes within groups over time for means in Table 4.

Variable	Experimental group			Control group (reading) (CL)		Control group (no intervention) (C)
	Time	Time¹	Time²	Time¹	Time²	Time¹	Time²
EQ	Time²	0.18		0.11		0.15
	Time³	0.10	0.08	0.00	0.10	0.10	0.25
Fantasy	Time²	0.40		0.19		0.29
	Time³	0.09	0.49	0.43	0.25	0.32	0.03
Perspective taking	Time²	0.07		0.09		0.10
	Time³	0.07	0.14	0.48	0.57	0.21	0.11
Empathic concern	Time²	0.01		0.44		0.13
	Time³	0.25	0.26	0.61	0.17	0.16	0.29
Personal distress	Time²	0.01		0.19		0.25
	Time³	0.21	0.20	0.59	0.77	0.30	0.04
IAT	Time²	0.15		1.12		0.51
	Time³	0.27	0.12	0.33	0.78	0.24	0.27

EQ, empathy quotient; IAT, implicit association test; CL, control group (reading); C, control group (no intervention).