Table 3. Letter Reversal In-Scanner and ERP Behavioral Data.

fMRI Behavioral Data
% Accuracy	Typical Letters	Reversed	Overall
Adults	99.9 (0.3)	99.9 (0.2)	99.9 (0.2)
Children	98.9 (1.7)	99.8 (0.4)	99.5 (0.7)
% Probes Detected	Typical Letters	Reversed	Overall
Adults	98.5 (4)	99.3 (2.3)	98.9 (2.3)
Children	92.6 (12.4)	95.6 (10.1)	94.4 (8.1)
Reaction Time (ms)	Typical Letters	Reversed	Overall
Adults	473 (53)	487 (69)	480 (57)
Children	629 (71)	648 (74)	641 (63)

Values listed are means, with standard deviation in parentheses.