Mean±SEM | Minimum | Maximum | |
---|---|---|---|
Thickness (mm) | |||
YHC | 2.52±0.03 | 2.23 | 2.84 |
EPD | 2.54±0.04 | 2.16 | 2.96 |
OHC | 2.52±0.04 | 2.25 | 2.81 |
MPD | 2.44±0.04* | 2.14 | 2.77 |
PDD | 2.34±0.05* | 1.99 | 2.69 |
Surface (mm2) | |||
YHC | 4957±196 | 6655 | 8877 |
EPD | 4893±199 | 6604 | 8719 |
OHC | 4762±218 | 6075 | 7779 |
MPD | 4544±255 | 6174 | 8637 |
PDD | 4242±205 | 5650 | 6972 |
Mean cortical thickness in MPD was significantly (p<0.01) less than in OHC, and more than in PDD (p<0.01). No significant changes in the mean cortical surface were seen.
EPD, early Parkinson's disease; MPD, moderate Parkinson's disease; OHC, old healthy control; PDD, Parkinson's disease with dementia; YHC, young healthy control.