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Table 3: 
Prevalence of a >15 mm² change in the DCSA in SpS and DS groups^a
SpS Group  (n = 48) DS Group  (n = 40)
≤15 mm² change in the DCSA 40 (83.3%) 15 (37.5%)
>15 mm² change in the DCSA 8 (16.7%) 25 (62.5%)


↵a There is a significant difference (χ² test, P < .001; odds ratio, 8.33).
	SpS Group (n = 48)	DS Group (n = 40)
≤15 mm² change in the DCSA	40 (83.3%)	15 (37.5%)
>15 mm² change in the DCSA	8 (16.7%)	25 (62.5%)