Table 2.
Means and standard deviation for ages 21-25
| Education (years) |
||||
|---|---|---|---|---|
| 1-5 (n = 89) | 6-11 (n = 251) | ≥ 12 (n = 191) | ||
| Test | n | M (SD) | M (SD) | M (SD) |
| Cognitive Screen | ||||
| CERAD Total | 531 | 69.6 (11.83) | 72.24 (11.11) | 72.31 (10.6) |
| MMSE /30 | 531 | 28.47 (2.48) | 28.9 (1.5) | 28.86 (1.72) |
| Language | ||||
| Semantic Fluency (Animals) | 531 | 16.87 (4.71) | 17.95 (4.65) | 17.92 (4.48) |
| BNT-15 /15 | 531 | 11.91 (2.26) | 12.22 (1.92) | 12.57 (1.74) |
| Memory | ||||
| Word List Learning /30 | 531 | 16.78 (3.9) | 17.06 (3.97) | 17.25 (3.89) |
| Word List Delayed Recall /10 | 531 | 6.28 (1.62) | 6.31 (1.8) | 6.38 (1.83) |
| Word List Recognition /10 | 531 | 9.7 (0.78) | 9.54 (0.96) | 9.54 (0.95) |
| MIS Free Recall /8 | 531 | 6.57 (1.86) | 6.63 (1.77) | 6.59 (1.85) |
| MIS Cued Recall /8 | 531 | 0.8 (0.68) | 0.93 (0.73) | 1.03 (0.64) |
| MCT List 1 Cued Recall | 531 | 14.78 (1.62) | 14.85 (1.89) | 14.94 (1.73) |
| MCT List 2 Cued Recall | 531 | 12.01 (3.51) | 12.37 (3.27) | 12.12 (3.07) |
| MCT List 1 Cued Recall 2 | 531 | 13.83 (2.43) | 14.42 (2.17) | 14.28 (2.28) |
| MCT List 2 Cued Recall 2 | 531 | 12.18 (3.28) | 12.78 (3.23) | 12.52 (2.98) |
| MCT Total Free Recall | 531 | 18.58 (5.58) | 20.06 (5.61) | 19.43 (5.51) |
| CP Delayed Recall /11 | 531 | 7.81 (3.02) | 8.63 (2.5) | 8.49 (2.46) |
| RCFT Delayed Recall /16 | 531 | 14.29 (6.64) | 15.74 (7.22) | 15.17 (6.65) |
| Visuospatial | ||||
| CP Copy /11 | 531 | 9.48 (1.79) | 9.73 (1.53) | 9.81 (1.42) |
| RCFT Copy /36 | 531 | 26.81 (5.99) | 27.52 (6) | 28.41 (5.17) |
| Raven’s Progressive Matrices /12 | 531 | 8.93 (1.99) | 8.65 (2.08) | 8.55 (1.84) |
| Processing Speed | ||||
| TMT-A (seconds) | 531 | 73.74 (42.58) | 65.63 (50.75) | 63.93 (38.85) |
| WAIS-III Digit Symbol | 531 | 42.82 (17.4) | 46.19 (18.29) | 43.56 (17.55) |
| A Cancellation Correct /16 | 531 | 14.53 (0.83) | 14.48 (1.08) | 14.5 (0.92) |
| Executive Functioning | ||||
| Phonemic Fluency (FAS) | 531 | 24.92 (12.17) | 27.19 (11.18) | 26.43 (11.81) |
| WAIS-III Arithmetic | 531 | 7.36 (2.62) | 7.52 (2.2) | 7.86 (1.98) |
| WCST Total Correct | 531 | 20.88 (8.91) | 21.56 (7.96) | 20.94 (7.83) |
| WCST Total Errors | 531 | 27.12 (8.91) | 26.41 (8.01) | 27 (7.84) |
| WCST Total Categories /6 | 531 | 2.62 (1.56) | 2.8 (1.35) | 2.73 (1.31) |
| WCST Perseverations | 531 | 19.67 (9.23) | 18.46 (7.59) | 19.13 (7.82) |
| WCST Failure Maintain Set | 531 | 0.49 (0.82) | 0.46 (0.78) | 0.45 (0.85) |
Note. Mini-Mental State Examination (MMSE); Boston Naming Test (BNT); Memory Impairment Screening (MIS); Memory Capacity Test (MCT); CERAD Constructional Praxis (CP); Rey-Osterrieth Complex Figure (RCFT); Trail Making Test-A (TMT-A); Wechsler Adult Intelligence Scale-III (WAIS-III); Wisconsin Card Sorting Test (WCST); Mean (M); Standard Deviation (SD).