Table 2.
Means, SDs, and across-class comparisons of cognitive indicator variables used in class creation
| Weak- Overall |
Typical- Overall |
Strong- Memory |
Weak- Visuospatial |
Amnestic | Strong- Overall |
||||
|---|---|---|---|---|---|---|---|---|---|
| Class | 1 | 2 | 3 | 4 | 5 | 6 | Overall sample | F | Post-hoc |
| Semantic fluency | 12.50 (3.54) | 15.81 (3.20) | 17.43 (2.12) | 14.57 (2.90) | 13.13 (2.75) | 18.82 (3.75) | 16.23 (3.87) | 34.68*** | 1,4, 5 <3, 6 1, 5 < 2; 2 < 6 |
| Symbol-Digit Modalities Test | 23.80 (7.96) | 42.15 (8.67) | 44.52 (9.01) | 36.53 (7.94) | 35.25 (7.20) | 45.92 (7.82) | 41.15 (9.72) | 36.92*** | 1 < all 4, 5 <2, 3, 6 2<6 |
| Judgment of Line Orientation | 18.70 (3.39) | 27.58 (2.11) | 19.48 (2.27) | 18.68 (2.99) | 26.12 (2.87) | 27.55 (2.24) | 25.55 (4.25) | 174.36*** | 1, 3, 4 < 2, 5, 6 5 <2, 6 |
| Letter Number Sequencing | 5.75 (1.55) | 10.64 (2.13) | 10.96 (2.85) | 9.55 (2.02) | 9.69 (2.28) | 11.91 (2.52) | 10.59 (2.66) | 30.54*** | 1<all 2,4,5 <6 |
| HVLT - Learning | 17.40 (2.37) | 23.03 (2.77) | 30.3 (2.64) | 24.23 (2.71) | 17.29 (3.07) | 28.86 (2.65) | 24.44 (4.97) | 194.10*** | 1, 5 <2, 3, 4, 6 1,2, 4, 5 <3, 6 |
| HVLT - Recall | 4.25 (2.05) | 7.93 (1.32) | 11.26 (0.81) | 7.96 (1.50) | 4.63 (1.76) | 10.51 (1.08) | 8.36 (2.51) | 207.03*** | 1, 5 <2, 3, 4, 6 1,2, 4, 5 <3, 6 |
Note.
***
= p<0.001; HVLT=Hopkins Verbal Learning Test.