Table 5.

Means and standard deviations for SSP by age group and gender in present study and DeLuca¹⁷ study.

SSP
	Present study			DeLuca study
	N	SPAN (SD)		N	SPAN (SD)
6-7 (years)
Male	8	4.50 (1.19)
Female	10	4.00 (0.94)
8 -10 (years)
Male	9	4.77 (1.30)		13	5.71 (0.91)
Female	19	5.21 (0.91)		16	5.56 (1.09)
11-14 (years)
Male		5.42 (1.51)		13	6.46 (1.51)
Female	74	6.50 (2.51)		16	6.00 (1.20)
15-19 (years)
Male		5.04 (1.50)			7.76 (1.34)
Female	12	5.50 (0.70)		1839	6.63 (1.50)