Table 3.
Mean and Standard Deviation of Cognitive Test Scores at Baseline for Subjects who Remained Normal vs. Subjects who Developed Clinical Symptoms and were Diagnosed with MCI or AD Dementia
| Cognitive Test | Remained Normal | Progressed to MCI or AD Dementia |
|---|---|---|
| Logical Memory Immediate | 15.28 (2.78) | 13.48 (2.99) |
| Logical Memory Delayed | 13.43 (3.26) | 11.08 (3.70) |
| Logical Memory % Retention | 87.36 (11.33) | 80.63 (20.06) |
| Paired Associate Immediate | 21.03 (2.79) | 18.88 (3.12) |
| Paired Associate Delayed | 7.69 (0.63) | 7.31 (0.99) |
| CVLT Total Trials 1-5 | 53.93 (8.90) | 48.79 (10.43) |
| CVLT Short Delay Free Recall | 11.53 (2.92) | 10.68 (3.30) |
| CVLT Long Delay Free Recall | 12.19 (2.78) | 10.74 (3.30) |
| CVLT Short Delay % Retention | 86. 97 (18.18) | 85.19 (18.06) |
| Rey Figure Copy | 33.89 (2.22) | 32.83 (2.89) |
| Rey Figure Recall | 19.22 (6.10) | 14.66 (6.54) |
| Block Design Subtest | 34.48 (8.18) | 27.47 (8.72) |
| Boston Naming % Correct | 97.02 (4.51) | 93.67 (6.63) |
| Category Fluency Animals | 24.11 (4.86) | 21.25 (4.30) |
| Digit Symbol | 55.66 (11.33) | 45.78 (9.85) |
| Trail Making, Part A Time in sec | 30.22 (10.74) | 46.78 (28.45) |
| Trail Making, Part B Time in sec | 65.41 (19.92) | 104.00 (52.23) |
Abbreviations: CVLT, California Verbal Learning Test