Table 7.

Covariate effects on the negative number distance effect across children.

Location of peak voxel	MNI coordinates			Cluster size	Peak t
	x	y	z
NEGATIVE DISTANCE EFFECT ACROSS PARTICIPANTS
L middle frontal gyrus	−36	8	52	117	3.85
R middle frontal gyrus	27	−7	52	357	3.59
R middle, superior frontal gyrus	24	50	−11	90	3.34
R inferior parietal lobule	57	−52	46	182	3.2
R superior frontal gyrus	12	2	70	94	3.03
R inferior parietal lobule	48	−46	25	52	2.96
L inferior parietal lobule	−39	−46	49	82	2.79
R superior frontal gyrus	18	14	49	59	2.75
R inferior frontal gyrus	33	23	−11	163	2.75
L inferior parietal lobule	−42	−46	22	33	2.7
L inferior frontal gyrus	−48	−1	22	29	2.58
L superior frontal gyrus	−9	−19	70	23	2.57
L superior frontal gyrus	−6	−4	70	33	2.57
L superior frontal gyrus	−57	11	43	10	2.56
R superior frontal gyrus	15	53	34	42	2.54
R inferior parietal lobule	45	−25	28	10	2.36
L superior, middle frontal gyrus	−15	44	34	59	2.29
R inferior frontal gyrus	48	−1	25	14	2.25
L inferior frontal gyrus	−48	14	−2	24	2.1
INCREASING ACTIVITY WITH INCREASING AGE
L superior parietal lobule	−12	−67	58	28	2.85
R middle frontal gyrus	36	8	37	24	2.72
R inferior parietal lobule	39	−40	34	23	2.72
L inferior, superior parietal lobule	−39	−52	55	46	2.53
R inferior parietal lobule	30	−43	58	35	2.28
R superior frontal gyrus	18	14	58	14	2.23
DECREASING ACTIVITY WITH INCREASING AGE
L superior, middle frontal gyrus	−12	59	−11	273	3.97
R middle, superior frontal gyrus	21	65	−11	53	3.7
L middle, superior frontal gyrus	−27	8	49	273	3.37
R inferior frontal gyrus	51	41	−14	35	3.04
R inferior frontal gyrus	57	17	25	61	2.78
R superior, middle frontal gyrus	15	17	49	115	2.77
R middle frontal gyrus	24	−1	49	31	2.69
L superior frontal gyrus	−21	59	19	54	2.68
L inferior parietal lobule	−48	−37	22	25	2.66
L inferior parietal lobule	−54	−58	40	32	2.64
L middle frontal gyrus	−39	−1	61	16	2.44
L inferior frontal gyrus	−54	17	4	20	2.4
R inferior frontal gyrus	33	11	−20	12	2.36
L middle, superior frontal gyrus	−21	50	34	19	2.35
R middle frontal gyrus	48	56	−2	12	2.25
R inferior frontal gyrus	39	38	7	10	2.02
INCREASING ACTIVITY WITH INCREASING NEGATIVE NUMBER ACCURACY
R superior frontal gyrus	18	65	−11	23	3.5
R inferior parietal lobule	54	−64	40	49	2.7
L middle frontal gyrus	−42	56	10	12	2.46
L middle frontal gyrus	−30	62	−14	18	2.44
R middle frontal gyrus	45	56	10	12	2.38
L inferior parietal lobule	−42	−67	43	72	2.34
DECREASING ACTIVITY WITH INCREASING NEGATIVE NUMBER ACCURACY
L superior frontal gyrus	−18	50	4	61	4.04
R middle, superior frontal gyrus	51	38	−2	479	3.99
R middle, superior frontal gyrus	36	35	22	237	3.62
L inferior frontal gyrus	−57	41	7	19	3.07
R inferior parietal lobule	42	−40	34	55	3.02
R superior, middle frontal gyrus	21	32	46	108	2.99
L inferior, middle frontal gyrus	−24	29	−5	142	2.89
L middle frontal gyrus	−42	23	52	15	2.87
L superior frontal gyrus	−15	59	31	63	2.64
L middle frontal gyrus	−36	14	43	25	2.51
R inferior parietal lobule	39	−49	52	26	2.45
L inferior frontal gyrus	−30	11	−14	23	2.42
R inferior frontal gyrus	63	11	25	30	2.28
R superior frontal gyrus	24	−13	64	20	2.22
L superior frontal gyrus	−12	41	37	10	2.13