. 2014 May 23;5:458. doi: 10.3389/fpsyg.2014.00458

Table 2.

Means and standard deviations of study variables by age group and gender.

Variable	4-Year-olds (n = 78)		8-Year-olds (n = 82)
	Girls M (SD)	Boys M (SD)	Girls M (SD)	Boys M (SD)
Donating	0.37 (0.34)^*,a	0.17 (0.27)^*,A	0.54 (0.26)^b	0.52 (0.31)^B
Child-reported sympathy	0.59 (0.52)^a	0.63 (0.51)^A	1.52 (0.42)^*,b	1.21 (0.48)^*,B
Caregiver-reported sympathy	4.49 (0.77)^a	4.59 (0.85)^A	5.05 (0.50)^*,b	4.53 (1.04)^*,A
Guilt	0.61 (0.44)^a	0.62 (0.38)^A	0.64 (0.37)^a	0.56 (0.40)^A
Moral reasoning	0.03 (0.13)^a	0.00 (0.00)^A	0.26 (0.33)^b	0.17 (0.31)^B

Asterisks indicate significant gender differences (p < 0.05) within age group.

^a,b

Different lower case letter superscripts indicate significant age differences (p < 0.05) for girls.

^A,B

Different upper case letter superscripts indicate significant age differences (p < 0.05) for boys.