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Correlations between psychometric tests and age and education years
| NCT-A | NCT-B | LTT | SDT | DST | |
| Age | 0.510 | 0.478 | 0.336 | 0.322 | -0.647 |
| Education | -0.409 | -0.355 | -0.358 | -0.374 | 0.585 |
The data are presented as Pearson’s correlation coefficients; P < 0.05; NCT-A: Number connection test-A; NCT-B: Number connection test-B; SDT: Serial dotting test; LTT: Line tracing test; DST: Digit symbol test.
