Table 2.
Pearson and point-biserial correlation coefficients of demographic characteristics and measures on executive function and impulsivity with the total sample of participants.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | |
|---|---|---|---|---|---|---|---|---|---|
| 1. Age in years | – | ||||||||
| 2. Gender(F = 0) | 0.16 | – | |||||||
| 3. Education | 0.30** | 0.04 | – | ||||||
| 4. Years driving | 0.96*** | 0.15 | 0.30** | – | |||||
| 5. EFI total | 0.12 | −0.15 | 0.12 | 0.10 | – | ||||
| 6. BIS total | −0.10 | −0.12 | −0.06 | −0.07 | −0.62*** | – | |||
| 7. MCQ total | 0.12 | 0.38*** | 0.00 | 0.12 | −0.06 | −0.05 | – | ||
| 8.TWD frequency | −0.11 | 0.15 | 0.00 | −0.05 | −0.29** | 0.20* | −0.01 | – | |
| 9. TWD danger | 0.05 | −0.18 | 0.00 | 0.04 | 0.31** | −0.12 | −0.08 | −0.21* | – |
*
p< 0.05.
**
p< 0.01.
***
p< 0.001.