The Newly Normed SKT Reveals Differences in Neuropsychological Profiles of Patients with MCI, Mild Dementia and Depression
Abstract
1. Introduction
2. Methods
2.1. Samples
2.2. Measures
2.3. Statistics
3. Results
4. Discussion
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References
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Name of Subtest | Content of Subtest | Domain |
---|---|---|
I Naming Objects | twelve objects have to be named and memorized at the same time | attention/speed |
II Immediate Recall | recall of objects shown in subtest I | memory |
III Naming Numerals | two digit numbers written on magnetic blocks placed on a board have to be read out loud | attention/speed |
IV Arranging Blocks | the magnetic blocks have to be arranged in ascending order of the numbers | attention/speed |
V Replacing Blocks | the blocks have to be replaced in their original positions | attention/speed |
VI Counting Symbols | symbols printed on a tableau have to be counted | attention/speed |
VII Reversal Naming | two rows composed of two letters in random order are to be read by naming each letter with the name of the other | attention/speed |
VIII Delayed Recall | recall of objects shown in subtest I | memory |
IX Recognition Memory | identification of objects shown in subtest I from a table containing 48 objects | memory |
MCI M (SD) | DEM M (SD) | DEP M (SD) | p | Group Comparisons | |
---|---|---|---|---|---|
sample size | 172 | 166 | 211 | ||
age | 73.9 (7.3) | 76.6 (7.6) | 72.5 (7.5) | 0.000 | DEP < MCI < DEM |
gender (f/m) | 90/82 | 102/64 | 134/77 | 0.045 | |
education * | 12,0 (2,8) | 11,3 (2,9) | 11,4 (2,8) | n.s. | |
MMSE ** | 26.5 (2.2) | 22.6 (3.1) | 26.2 (3.0) | 0.000 | DEM < MCI = DEP |
depression (z-scores) *** | −0.42 (0.77) | −0.27 (0.81) | 0.55 (1.04) | 0.000 | DEM = MCI, MCI < DEP, DEM < DEP |
SKT I | 0.70 (0.87) | 1.17 (0.90) | 0.91 (0.93) | 0.000 | MCI < (tend.) DEP < DEM |
SKT II | 0.92 (0.93) | 1.64 (0,72) | 0.78 (0.93) | 0.000 | MCI = DEP; DEP < DEM; MCI < DEM |
SKT III | 0.56 (0.83) | 0.89 (0.95) | 0.69 (0.90) | 0.003 | MCI = DEP; DEP = DEM; MCI < DEM |
SKT IV | 1.01 (0.96) | 1.49 (0.84) | 1.22 (0.94) | 0.000 | MCI < (tend.) DEP < DEM |
SKT V | 1.12 (0.95) | 1.50 (0.81) | 1.28 (0.91) | 0.000 | MCI = DEP; DEP < (tend.) DEM; MCI < DEM |
SKT VI | 0.67 (0.87) | 0.99 (0.95) | 0.91 (0.96) | 0.009 | MCI < DEP; DEP = DEM; MCI < DEM |
SKT VII | 1.06 (0.95) | 1.39 (0.89) | 1.25 (0.93) | 0.005 | MCI = DEP; DEP = DEM; MCI < DEM |
SKT VIII | 1.24 (0.92) | 1.77 (0.60) | 0.86 (0.94) | 0.000 | DEP < MCI < DEM |
SKT IX | 0.87 (0.99) | 1.46 (0.89) | 0.83 (0.99) | 0.000 | DEP = MCI; DEP < DEM; MCI < DEM |
SKT memory | 3.03 (1.85) | 4.87 (1.44) | 2.47 (2.06) | 0.000 | DEP < MCI < DEM |
SKT attention | 5.12 (3.58) | 7.42 (3.37) | 6.27 (3.95) | 0.000 | MCI < DEP < DEM |
SKT sum score | 8.15 (3.97) | 12.28 (3.55) | 8.74 (4.78) | 0.000 | MCI= DEP; DEP < DEM; MCI < DEM |
MCI | DEM | DEP | |
---|---|---|---|
SKT sum score | 0.83 | 0.96 | 0.81 |
SKT memory subscore | 0.77 | 0.93 | 0.68 |
SKT attention subscore | 0.74 | 0.88 | 0.79 |
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Lehfeld, H.; Stemmler, M. The Newly Normed SKT Reveals Differences in Neuropsychological Profiles of Patients with MCI, Mild Dementia and Depression. Diagnostics 2019, 9, 163. https://doi.org/10.3390/diagnostics9040163
Lehfeld H, Stemmler M. The Newly Normed SKT Reveals Differences in Neuropsychological Profiles of Patients with MCI, Mild Dementia and Depression. Diagnostics. 2019; 9(4):163. https://doi.org/10.3390/diagnostics9040163
Chicago/Turabian StyleLehfeld, Hartmut, and Mark Stemmler. 2019. "The Newly Normed SKT Reveals Differences in Neuropsychological Profiles of Patients with MCI, Mild Dementia and Depression" Diagnostics 9, no. 4: 163. https://doi.org/10.3390/diagnostics9040163
APA StyleLehfeld, H., & Stemmler, M. (2019). The Newly Normed SKT Reveals Differences in Neuropsychological Profiles of Patients with MCI, Mild Dementia and Depression. Diagnostics, 9(4), 163. https://doi.org/10.3390/diagnostics9040163