Table 4.
Error score measures by age and education group.
| Error Score Measure | ||||||
|---|---|---|---|---|---|---|
| Age (years) | ||||||
| <35 | 35-44 | 45-54 | ≥55 | Total | P-value | |
| CERAD-WL IR errors, mean (SD) | 4.6 (5.7) | 4.5 (6.3) | 4.7 (6.2) | 4.7 (6.4) | 4.6 (6.2) | 0.89 |
| ≥1 CERAD-WL DR errors, n (%) | 132 (43.0) | 416 (42.2) | 641 (47.8) | 311 (51.3) | 1500 (46.3) | 0.0002 |
| ≥1 VST errors, n (%) | 135 (44.1) | 507 (50.9) | 834 (60.7) | 409 (67.4) | 1885 (57.4) | <0.0001 |
| Education (degree) | ||||||
|---|---|---|---|---|---|---|
| ≤High School Diploma |
Some College |
College Degree |
Graduate Degree |
Total | P-value | |
| CERAD-WL IR errors, mean (SD) | 4.0 (5.5) | 4.4 (6.0) | 4.8 (6.2) | 5.4 (7.1) | 4.6 (6.2) | 0.0008 |
| ≥1 CERAD-WL DR errors, n (%) | 219 (43.6) | 488 (47.9) | 534 (45.3) | 259 (48.1) | 1500 (46.3) | 0.30 |
| ≥1 VST errors, n (%) | 358 (71.3) | 633 (61.5) | 611 (50.8) | 283 (51.5) | 1885 (57.4) | <0.0001 |
Note: IR=immediate recall. DR=delayed recall