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. 2015 Apr 19;15:404. doi: 10.1186/s12889-015-1745-y

Table 1.

Participant demographics

	SDC (n = 20)	Non-SDC (n = 61)	p value
Age, years (sd)	8.3 (0.8)	8.2 (0.6)	^a0.71
Gender, n boys (%)	10 (50.0)	30 (49.2)	^b0.95
Second grade, n (%)	14 (70.0)	26 (42.6)	^b0.03
BMI, kg/m² (sd)	17.7 (3.4)	17.3 (3.0)	^a0.61
Shuttle Run score (sd)	3.9 (1.6)	4.0 (1.6)	^a0.78

^aIndependent t-test. ^bChi-square test.