Table 6.

Experimental Details for Tasks Included in Analysis

	1	2	3	4	5	6	7	8	9	10
Task condition	Letter	Verb generate/	Object naming	Reading	Matching	Living/nonliving	Upper/lowercase and	All the same/	Timing finger taps	Abstract/concrete
	identification (ID)	reading				judgment	abstract/concrete	one different judgment		judgment
Stimuli	Letters	Nouns (4–7 letters)	Images	Nonword/words (3–8 letters)	Symbols/letters	Images	Nouns	4 Gabor patches	Tone patterns	Nouns
Input modality	Visual	Visual	Visual	Visual	Visual	Visual	Visual	Visual	Auditory	Auditory
Output modality	Speech	Speech	Speech	Speech	Button	Button	Button	Button	Button	Button
# Subjects	18*	17	18	24	18*	34	17	24**	32	24**
TR (s)	2.5	2.5	3.18	2.5	2.5	2.5	2.5	2.5	2.625	2.5
Task period length (TR)	45	34	31	53	45	40	41	35	120	35
# Task periods	2	2	2	2	2	2	2	3	1	3
Baseline length (TR)	16	21	16	18	16	10, 17, 13	25	15	24	15
# Baseline periods	3	3	3	3	3	3	3	4	2	4
Stimulus duration (ms)	500	300	200	250	500	1300	500	300	2625	varied

^*The same subjects performed tasks #1 and #5;

^**the same subjects performed tasks #8 and #10.