Table 4.
Means and standard deviation for ages 31-35
| Education (years) |
||||
|---|---|---|---|---|
| 1-5 (n = 134) | 6-11 (n = 182) | ≥ 12 (n = 87) | ||
| Test | n | M (SD) | M (SD) | M (SD) |
| Cognitive Screen | ||||
| CERAD Total | 403 | 70.56 (10.27) | 71.62 (11.67) | 74.2 (9.63) |
| MMSE /30 | 403 | 28.84 (1.72) | 28.99 (1.63) | 28.89 (1.42) |
| Language | ||||
| Semantic Fluency (Animals) | 403 | 17.66 (5.15) | 17.83 (5.22) | 18.56 (4.4) |
| BNT-15 /15 | 403 | 11.97 (2.19) | 12.36 (2.18) | 12.66 (1.86) |
| Memory | ||||
| Word List Learning /30 | 403 | 16.67 (3.32) | 16.9 (3.85) | 17.77 (3.66) |
| Word List Delayed Recall /10 | 403 | 6.37 (1.61) | 6.21 (1.9) | 6.35 (1.73) |
| Word List Recognition /10 | 403 | 9.56 (0.94) | 9.74 (0.69) | 9.64 (0.71) |
| MIS Free Recall /8 | 403 | 6.52 (1.57) | 6.73 (1.78) | 6.56 (1.66) |
| MIS Cued Recall /8 | 403 | 0.82 (0.59) | 0.9 (0.8) | 1.05 (0.63) |
| MCT List 1 Cued Recall | 403 | 14.66 (1.9) | 14.66 (1.96) | 14.92 (2) |
| MCT List 2 Cued Recall | 403 | 11.59 (3.24) | 11.79 (3.57) | 12.19 (3.24) |
| MCT List 1 Cued Recall 2 | 403 | 14.06 (2.36) | 14.18 (2.43) | 14.67 (2.01) |
| MCT List 2 Cued Recall 2 | 403 | 11.97 (3.21) | 12.03 (3.65) | 12.59 (3.03) |
| MCT Total Free Recall | 403 | 19.03 (5.94) | 19.56 (6.16) | 19.67 (5.12) |
| CP Delayed Recall /11 | 403 | 7.99 (2.81) | 8.43 (2.79) | 8.67 (2.45) |
| RCFT Delayed Recall /16 | 403 | 13.91 (6.42) | 15.62 (7.02) | 15.95 (7.34) |
| Visuospatial | ||||
| CP Copy /11 | 403 | 9.6 (1.67) | 9.81 (1.45) | 9.74 (1.47) |
| RCFT Copy /36 | 403 | 26.84 (5.81) | 27.99 (6.4) | 28.63 (5.87) |
| Raven’s Progressive Matrices /12 | 403 | 8.59 (1.93) | 8.87 (1.94) | 9.12 (1.64) |
| Processing Speed | ||||
| TMT-A (seconds) | 403 | 77.89 (48.04) | 67.86 (45.16) | 60.52 (38.46) |
| WAIS-III Digit Symbol | 403 | 40.52 (18.19) | 47.63 (20.09) | 48.09 (18.11) |
| A Cancellation Correct /16 | 403 | 14.74 (0.54) | 14.41 (0.93) | 15 (0) |
| Executive Functioning | ||||
| Phonemic Fluency (FAS) | 403 | 23.92 (11.95) | 24.43 (11.21) | 27.17 (10.53) |
| WAIS-III Arithmetic | 403 | 8.33 (1.32) | 7.96 (2.16) | 8.37 (1.6) |
| WCST Total Correct | 403 | 21.11 (9.14) | 22.85 (8.44) | 19 (8.33) |
| WCST Total Errors | 403 | 26.86 (9.17) | 25.14 (8.45) | 29 (8.33) |
| WCST Total Categories /6 | 403 | 2.83 (1.55) | 3.12 (1.53) | 2.6 (1.48) |
| WCST Perseverations | 403 | 19.66 (8.84) | 17.65 (8.3) | 20.33 (8.72) |
| WCST Failure Maintain Set | 403 | 0.42 (0.89) | 0.38 (0.65) | 0.35 (0.77) |
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).