TABLE 2.
Description of the CCTT‐1 and CCTT‐2 parameters
| Parameters | Description | CCTT‐1 | CCTT‐2 |
|---|---|---|---|
| Completion test time (in seconds) | Total time to finish the test. | ✓ | ✓ |
| Difference Interference Index | Total completion time of the CCTT‐2—Total completion time of the CCTT‐1/Total completion time of the CCTT‐1 | ✓ | ✓ |
| Number of errors | The number of times the respondent connects a circle in an improper numerical sequence | ✓ | ✓ |
| Number of near‐misses | The number of times that the respondent initiates a line towards an incorrect circle and they self‐correct | ✓ | ✓ |
| Number of prompts | The number of times that the tester points to the correct circle after the respondent delays the initiation of line drawing for more than 10 s | ✓ | ✓ |
| Number of color errors | The number of times the respondent incorrectly connects a circle with an improper color | ✓ |