Table 2.
Summary of semantic scores (percent correct unless specified)
| Tasks performed | Patient AM | Control subjects |
|---|---|---|
| Fluency* | ||
| Semantic (6 categories) | 43a | 117a |
| Lexical (3 categories) | 27a | 39a (+/−12) |
| Word retrieval* | ||
| Graded Difficulty Naming Test (N = 30) | 16.7 | ‘Low average’ range |
| Snodgrass pictures (N = 130) | 74.6 | |
| Semantic categories (N = 70) | 32.8 | 99 |
| Colours (N = 10) | 100 | 100 |
| Classification* | ||
| Words (N = 70) | 80 | 100 |
| Pictures (N = 70) | 81.4 | 100 |
| Matching | ||
| Name-to-picture (N = 40) | 100 | 97 |
| Semantic associations* | ||
| Pyramid and Palm Tree Task (N = 52) | 90.4 | 98.07 |
| Semantic link 1 (N = 20) | 80 | 100 |
| Semantic link 2 (N = 20) | 75 | 95 |
| Semantic link 3 (N = 45) | 66.6 | 95.6 |
| Semantic features* | ||
| Definition of words and concepts (N = 70) | 62.8 | 100 |
| Objects' functions (N = 20) | 60 | 100 |
| Similarities (N = 26) | 61.5 | 96.1 |
| Differences (N = 26) | 38.4 | 92.3 |
Notes:
a
Total items produced for all categories
*
Significantly different from normal controls (fluency [X2 = 3.99, p<.001]; word retrieval [X2 = 5.62, p<.001]; classification [X2 = 8.78, p<.001]; semantic associations [X2 = 4.6, p<.001]; semantic features [X2 = 3.64 p<.001].