Table 2. Partial correlations (r p ) between impulsivity measures and SOGS scores (N = 1120).
| Variables | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1. SOGS score | — | |||||||||
| 2. UPPSP Sensation Seeking | 0.070 | — | ||||||||
| 3. UPPSP Lack of Perseverance | 0.067 | 0.186*** | — | |||||||
| 4. UPPSP Lack of Premeditation | 0.055 | 0.145*** | 0.630*** | — | ||||||
| 5. UPPSP Negative Urgency | 0.213*** | 0.077* | 0.321*** | 0.263*** | — | |||||
| 6. UPPSP Positive Urgency | 0.176*** | 0.196*** | 0.216*** | 0.166*** | 0.745*** | — | ||||
| 7. BIS Motor Impulsiveness | 0.155*** | 0.046 | 0.324*** | 0.375*** | 0.447*** | 0.409*** | — | |||
| 8. BIS Attentional Impulsiveness | 0.145*** | 0.036 | 0.485*** | 0.353*** | 0.492*** | 0.382*** | 0.522*** | — | ||
| 9. BIS Non-planning Impulsiveness | 0.112*** | 0.156*** | 0.585*** | 0.592*** | 0.446*** | 0.317*** | 0.480*** | 0.511*** | — | |
| 10. DDT kgain (log-transformed) | 0.018 | 0.048 | 0.023 | 0.052 | 0.002 | 0.022 | 0.030 | 0.013 | 0.010 | — |
| 11. DDT kloss (log-transformed) | 0.045 | 0.039 | 0.023 | 0.007 | 0.013 | 0.025 | 0.016 | 0.021 | 0.027 | 0.362*** |
Note. SOGS = South Oaks Gambling Screen, UPPSP = UPPSP Impulsive Behaviors Scale, BIS = Barratt Impulsiveness Scale-11, DDT = Delay-discounting Test, and k represents the discounting rate. Control variables: age, gender, ethnicity, and home locality.
*p < 0.05, **p < 0.01, ***p < 0.001.