Table 2 Prevalence rate of individual items of neurological signs in persons with aMCI (n = 29) and normal control (n = 28)
NSS items | aMCI | Normal control |  χ  2 |  p  |
|---|---|---|---|---|
Motor coordination | ||||
Left Finger-thumb tapping | 20.7% | 0% | 6.48 | .023 |
Right Finger-thumb tapping | 13.8% | 3.6% | 1.86 | .35 |
Left Finger-thumb opposition | 27.6% | 21.4% | .29 | .76 |
Right Finger-thumb opposition | 17.2% | 10.7% | .50 | .71 |
Left Diadocokinesia | 17.2% | 10.7% | .50 | .71 |
Right Diadocokinesia | 13.8% | 7.1% | .67 | .67 |
Left Fist-edge-palm | 51.7% | 10.7% | 11.01 | .001 |
Right Fist-edge-palm | 27.6% | 7.1% | 4.12 | .079 |
Oseretsky test | 58.6% | 28.6% | 5.22 | .033 |
Sensory integration | ||||
Extinction | 10.3% | 3.6% | 1.00 | .61 |
Left Finger Agnosia | 69.0% | 42.9% | 3.94 | .064 |
Right Finger Agnosia | 34.5% | 39.3% | .14 | .79 |
Left Stereognosia | 0% | 0% | NA | NA |
Right Stereognosia | 0% | 0% | NA | NA |
Left Graphesthesia | 13.8% | 25.0% | 1.15 | .33 |
Right Graphesthesia | 6.9% | 10.7% | .26 | .67 |
Left-Right Orientation | 13.8% | 14.3% | .003 | .99 |
Disinhibition | ||||
Left Mirror Movement of Finger Opposition | 6.9% | 0% | 2.00 | .49 |
Right Mirror Movement of Finger Oppostion | 10.3% | 3.6% | 1.00 | .61 |
Left Mirror Movement of Diadocokinesia | 3.4% | 3.6% | .001 | .99 |
Right Mirror Movement of Diadocokinesia | 24.1% | 7.1% | 3.10 | .14 |
Saccade Blink | 17.2% | 7.1% | 1.35 | .42 |
Saccade Head | 27.6% | 10.7% | 2.60 | .18 |
Wink | 10.3% | 21.4% | 1.32 | .30 |
Go No-Go Stimulus | 44.8% | 10.7% | 8.21 | .007 |