Table 5:
Activated brain regions during addition greater than subtraction in the quiet and noise conditions at uncorrected P < 0.05
| Region | Hemisphere | AIQ > SIQ | AIN > SIN | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| NOV | x, y, z | t | NOV | x, y, z | t | ||||||
| HG | L | 24 | −40, | −20, | 4 | 1.81 | 5 | −40, | −20, | 2 | 1.96 |
| STG | L | 322 | −58, | −36, | 12 | 3.12 | 251 | −46, | −14, | −10 | 2.64 |
| R | 9 | 50, | −24, | 12 | 1.77 | - | - | - | |||
| MTG | L | 225 | −40, | 6, | −28 | 2.88 | 253 | −58, | −24, | −6 | 2.72 |
| R | 58 | 56, | −14, | −18 | 2.13 | 51 | 58, | −16, | −18 | 2.14 | |
| Insula | L | 40 | −34, | 18, | 14 | 2.44 | 31 | −34, | 18, | 14 | 2.53 |
| MCC | R | 28 | 4, | −24, | 44 | 1.87 | 12 | 4, | −24, | 44 | 1.77 |
| SFG | R | 6 | 18, | 56, | 30 | 2.05 | 11 | −20, | 52, | 32 | 2.30 |
| MFG | L | - | - | - | 6 | - | - | ||||
| R | 14 | 34, | 60, | −2 | 2.20 | 18 | 40, | 12, | 42 | 2.10 | |
Abbreviations: AIQ = addition in-quiet, AIN = addition in-noise, SIQ = substraction in-quiet, SIN = substraction in-noise, NOV = number of activated voxels, HG = Heschl’s gyrus, STG = superior temporal gyrus, MTG = middle temporal gyrus, MCC = middle cingulate cortex, SFG = superior frontal gyrus, MFG = middle frontal gyrus.