Table 1.

Stereotaxic coordinates for foci in inferior and middle frontal cortex in ASL and LSQ deaf Ss, and hearing controls

Condition and area	Group	x	y	z	t
Verb-fixation
Left inferior frontal/opercular	ASL	−32	20	0	4.83
(45/47)	LSQ	−36	34	0	5.69
	Hearing 1	−47	22	3	6.13
	Hearing 2	−40	27	2	6.12
Left middle frontal	ASL	−47	29	17	4.47
(45/9)	LSQ	−48	24	18	6.36
	Hearing 1	−47	15	36	4.87
	Hearing 2	−50	24	26	5.45
Verb-view signs
Left inferior frontal/opercular	ASL	−35	18	8	4.53
(45/47)	LSQ	−46	20	14	5.93
Verb-imitate
Left inferior frontal/opercular	ASL	−46	32	2	5.15
(45/47)		−31	22	3	4.38
	LSQ	−34	24	−9	6.55
Left middle frontal	ASL	−46	20	30	4.55
(45/9)	LSQ	−47	25	21	5.17
Right inferior frontal/opercular	ASL	35	27	−2	4.98
(45/47)	LSQ	32	22	−11	4.25

Hearing 1 and hearing 2 saw verbs semantically identical to ASL stimuli and LSQ, respectively. Brodmann areas appear in parentheses.