Cognitive function | Group | Mean scores | Std. dev | Std. dev error | F | Sig. | t | Mean difference | p value |
---|---|---|---|---|---|---|---|---|---|
Memory | |||||||||
Verbal memory (list learning test) | Patients | 6.2381 | 2.31958 | 0.29224 | 0.077 | 0.0782 | −4.214 | −2.0119 | 0.000 |
Control | 8.2500 | 2.42709 | 0.38376 | ||||||
Working memory (digit Sequencing test) | Patients | 15.75 | 5.995 | 0.755 | 0.258 | 0.612 | −1.919 | −2.354 | 0.058 |
Control | 18.10 | 6.184 | 0.978 | ||||||
Attention and processing speed | |||||||||
Trail making test A | Patients | 57.70 | 24.878 | 3.134 | 3.495 | 0.064 | 2.467 | 10.598 | 0.15 |
Control | 47.10 | 13.608 | 2.152 | ||||||
Symbol coding | Patients | 35.22 | 15.419 | 1.943 | 0.478 | 0.491 | −2.575 | −7.553 | 0.11 |
Control | 42.78 | 12.927 | 2.044 | ||||||
Verbal fluency | |||||||||
Category instances test | Patients | 14.67 | 5.385 | 0.678 | 2.474 | 0.119 | −2.259 | −2.708 | 0.026 |
Control | 17.38 | 6.709 | 1.061 | ||||||
Controlled oral word association test | Patients | 12.92 | 5.589 | 0.674 | 5.152 | 0.025 | −3.568 | −4.529 | 0.001 |
Control | 17.45 | 7.243 | 1.126 | ||||||
Motor speed (token motor test) | Patients | 75.59 | 13.272 | 1.672 | 3.002 | 0.086 | −2.798 | −7.013 | 0.006 |
Control | 82.60 | 10.862 | 1.717 | ||||||
Executive functions | |||||||||
Tower of London | Patients | 10.84 | 5.976 | 0.753 | 0.569 | 0.425 | −3.123 | −3.759 | 0.002 |
Control | 14.60 | 5.472 | 0.865 | ||||||
Trail making test B | Patients | 115.02 | 53.643 | 6.758 | 16.174 | 0.000 | 4.974 | 37.066 | 0.000 |
Control | 77.95 | 19.845 | 3.138 | ||||||
WCST-total correct | Patients | 75.33 | 8.910 | 1.123 | 0.154 | 0.695 | 1.338 | 21.102 | 0.184 |
Control | 72.97 | 8.402 | 1.328 | ||||||
WCST-total errors | Patients | 37.62 | 16.844 | 2.122 | 18.452 | 0.000 | 6.442 | 18.744 | 0.000 |
Control | 18.88 | 9.235 | 1.460 | ||||||
WCST-preservative errors | Patients | 20.57 | 13.102 | 1.651 | 25.235 | 0.000 | 5.026 | 10.946 | 0.000 |
Control | 9.63 | 5.256 | 0.831 | ||||||
WCST-conceptual levels | Patients | 65.41 | 6.707 | 0.845 | 0.029 | 0.865 | −0.976 | −1.287 | 0.332 |
Control | 66.70 | 6.227 | 0.985 | ||||||
WCST-categories completed | Patients | 5.40 | 0.814 | 0.103 | 169.397 | 0.000 | 6.272 | 9.348 | 0.000 |
Control | 6.00 | 0.000 | 0.000 |