Table 2.
Group raw unstandardized Philadelphia (repeatable) Verbal Learning Test (P(r)VLT) index mean and standard deviation Scores
| LA group | ||||
|---|---|---|---|---|
| Mild | Moderate | Severe | ND | |
| P(r)VLT Indices | ||||
| Immediate free Recall | ||||
| List A, Trials 1–5 | 20.64 (6.41) | 21.51 (5.50) | 22.30 (1.51) | 32.46 (5.20) |
| Trial 1 | 3.10 (1.29) | 3.23 (1.31) | 3.04 (1.22) | 4.15 (1.48) |
| Trial 2 | 3.99 (1.56) | 4.18 (1.53) | 4.11 (1.85) | 6.00 (1.38) |
| Trial 3 | 4.28 (1.46) | 4.45 (1.23) | 5.00 (1.62) | 7.08 (1.21) |
| Trial 4 | 4.56 (1.50) | 4.70 (1.34) | 5.00 (1.90) | 7.25 (1.11) |
| Trial 5 | 4.71 (1.59) | 4.82 (1.30) | 5.04 (1.76) | 7.79 (1.18) |
| List B, Interference | 2.89 (1.35) | 3.16 (1.25) | 3.07 (1.90) | 4.63 (1.10) |
| Delay Recall | ||||
| Short Delay Free Recall | 1.23 (1.35) | 1.33 (1.60) | 2.48 (2.14) | 6.21 (1.72) |
| Short Delay Cued Recall | 2.93 (1.77) | 3.07 (1.70) | 3.48 (2.03) | 6.79 (1.61) |
| Long Delay Free Recall | 0.97 (1.48) | 1.21 (1.70) | 2.81 (2.59) | 6.29 (1.97) |
| Long Delay Cued Recall | 2.25 (1.69) | 2.51 (1.76) | 3.22 (2.03) | 6.83 (1.58) |
| Intrusion Errors and Perseverations | ||||
| Free Recall Intrusion Errors | 3.05 (2.88) | 1.95 (2.28) | 3.07 (3.30) | 1.00 (1.47) |
| Cued Recall Intrusion Errors | 5.79 (3.77) | 3.51 (3.51) | 3.63 (3.21) | 0.75 (1.37) |
| Perseverations | 0.65 (1.01) | 1.39 (2.56) | 1.44 (1.91) | 1.29 (1.37) |
| Recognition Test Performance | ||||
| Recognition Hits | 7.12 (1.91) | 7.07 (1.88) | 7.00 (1.94) | 8.38 (.82) |
| Recognition False Positive | 10.18 (4.75) | 7.23 (4.25) | 4.41 (3.04) | 0.88 (1.92) |
| Recognition Error Type | ||||
| Semantic | 4.43 (2.45) | 2.66 (2.26) | 1.48 (1.37) | 0.33 (.70) |
| Interference | 4.18 (2.24) | 3.70 (2.32) | 2.63 (2.48) | 0.21 (.41) |
| Unrelated | 1.56 (1.80) | 0.84 (1.40) | 0.26 (.45) | 0.00 (.00) |
LA = Leukoaraiosis, ND = Non-demented comparison group.