Table 4 Comparison of volume of the whole brain, each brain lobe, and frontal lobe between the higher and lower MI groups.

From: Pretreatment brain volumes can affect the effectiveness of deep brain stimulation in Parkinson's disease patients

  Higher MI group (n = 39) Lower MI group (n = 42) F p q
Whole brain 1260.495 ± 153.876 1186.392 ± 113.621 0.524 0.471 0.753
Frontal lobe 172.263 ± 27.669 161.96 ± 19.427 0.051 0.821 0.938
Parietal lobe 111.883 ± 17.183 107.844 ± 12.321 0.235 0.629 0.838
Temporal lobe 129.061 ± 18.676 120.686 ± 12.085 1.746 0.190 0.760
Occipital lobe 52.214 ± 7.5 49.223 ± 7.576 0031 0.861 0.861
Frontal lobe 172.263 ± 27.669 161.96 ± 19.427 0.051 0.821 0.938
Superior frontal 47.216 ± 8.832 45.124 ± 6.747 0.620 0.434 0.868
Middle frontal 27.212 ± 4.857 24.816 ± 3.577 1.526 0.221 0.589
Inferior frontal 27.408 ± 4.431 25.279 ± 3.061 1.985 0.163 1.000
  1. Values reported as mean ± standard deviation.
  2. MI = motor improvement.
  3. R = right, L = left.