Table 4.

Cognitive outcomes.

	Placebo (n = 6)		CR (n = 7)
	Pre	Post	Pre	Post	p-value
Flanker Inhibitory Control and Attention (CS)	8.3 ± 0.4	8.5 ± 0.5	8.9 ± 0.6	9.0 ± 0.7	0.720
List Sorting Working Memory (RS)	18.5 ± 1.9	19.2 ± 1.0	20.4 ± 2.9	20.1 ± 2.0	0.467
Dimensional Change Card Sort (CS)	8.5 ± 1.0	8.5 ± 0.8	8.6 ± 1.2	8.4 ± 2.0	0.585
Pattern Comparison Processing Speed (CS)	71.8 ± 9.7	73.2 ± 13.3	69.6 ± 19.0	78.4 ± 14.7	0.175
Picture Sequence Memory (CS)	613.6 ± 104.5	657.1 ± 71.3	630.2 ± 95.2	652.1 ± 71.5	0.527
Fluid Cognition Composite (ACS)*	97.5 ± 14.3	102.7 ± 14.3	104.4 ± 24.2	110.6 ± 21.9	0.824

*Indicates a main effect of time regardless of treatment group (p ≤ 0.05) by paired t-tests.

CR; creatine monohydrate, CS = computed score, RS = raw score, ACS = age corrected standard score.