Table 6:
Activated brain regions during subtraction greater than addition in the quiet and noise conditions at uncorrected P < 0.05
| Region | Hemisphere | SIQ > AIQ | AIN > SIN | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| NOV | x, y, z | t | NOV | x, y, z | t | ||||||
| IPL | L | 14 | −58, | −40, | 38 | 1.94 | 70 | −44, | −30, | 44 | 2.58 |
| SPL | R | 121 | 34, | −42, | 54 | 2.44 | 30 | 30, | −44, | 50 | 1.99 |
| L | 6 | −24, | −56, | 58 | 1.74 | 41 | −16, | −58, | 50 | 2.11 | |
| SG | R | 152 | 16, | −56, | 58 | 2.61 | 126 | 24, | −66, | 48 | 2.77 |
| L | 4 | −58, | −40, | 36 | 1.53 | - | |||||
| R | 88 | 60, | −16, | 28 | 2.33 | 16 | 60, | −16, | 28 | 1.95 | |
| SFG | L | 54 | −22, | 0, | 48 | 2.87 | 31 | −22, | 0, | 48 | 3.13 |
| R | 59 | 22, | 24, | 58 | 2.32 | 12 | 20, | 2, | 60 | 1.90 | |
| PG | L | 34 | −20, | −24, | 70 | 2.33 | 27 | −20, | −24, | 70 | 2.56 |
| R | 49 | 18, | −26, | 72 | 2.16 | 47 | 50, | −14, | 54 | 2.37 | |
Abbreviations: AIQ = addition in-quiet, AIN = addition in-noise, SIQ = substraction in-quiet, SIN = substraction in-noise, IPL = inferior parietal lobe, SPL = superior parietal lobe, SG = supramarginal gyrus, SFG = superior frontal gyrus, PG = precentral gyrus.