Table 8.
Linear mixed effects model for the effect of CCQ on RT in CAAT.
| Model |
Model coefficients |
||||||
|---|---|---|---|---|---|---|---|
|
Fixed effects |
Random effects | ||||||
|
B |
95 % CI (B) |
SE (B) |
t |
p |
SD |
||
| Positive Personal | |||||||
| Intercept | 6.40 | 6.37: 6.44 | 0.02 | 316.75 | < 0.001 | 0.17 | |
| CCQ_PP | −0.02 | 0: 0.07 | 0.02 | −1.04 | 0.30 | ||
| Movement: Approach-Avoid | 0.07 | 0.06: 0.1 | 0.01 | 5.96 | < 0.001 | 0.07 | |
| Stimulus: Cannabis - Neutral | 0.00 | −0.01: 0.01 | 0.01 | 0.08 | 0.94 | 0.02 | |
| CCQ_PP * Movement | 0.01 | −0.01: 0.03 | 0.01 | 0.99 | 0.32 | ||
| CCQ_PP* Stimulus | 0.00 | −0.02: 0.01 | 0.01 | 0.62 | 0.54 | ||
| Movement * Stimulus | −0.03 | −0.06: −0.02 | 0.01 | −2.65 | < 0.01 | 0.03 | |
| CCQ_PP* Movement * Stimulus | −0.02 | −0.02: 0.02 | 0.01 | −1.52 | 0.13 | ||
| Positive Family/Friends | |||||||
| Intercept | 6.40 | 6.37: 6.44 | 0.02 | 379.69 | < 0.001 | 0.16 | |
| CCQ_FFP | −0.04 | −0.08: −0.01 | 0.02 | −2.72 | < 0.01 | ||
| Movement: Approach-Avoid | 0.08 | 0.06: 0.09 | 0.01 | 7.70 | < 0.001 | 0.07 | |
| Stimulus: Cannabis - Neutral | 0.00 | −0.01: 0.02 | 0.01 | 0.76 | 0.45 | 0.02 | |
| CCQ_FFP * Movement | 0.00 | −0.02: 0.02 | 0.01 | −0.20 | 0.84 | ||
| CCQ_FFP* Stimulus | 0.00 | −0.02: 0.01 | 0.01 | −0.65 | 0.52 | ||
| Movement * Stimulus | −0.04 | −0.06: −0.02 | 0.01 | −3.93 | < 0.001 | 0.03 | |
| CCQ_FFP * Movement * Stimulus | 0.00 | −0.02: 0.01 | 0.01 | −0.52 | 0.60 | ||
| Positive State/Country | |||||||
| Intercept | 6.39 | 6.36: 6.42 | 0.02 | 402.66 | < 0.001 | 0.16 | |
| CCQ_SCP | −0.04 | −0.07: −0.01 | 0.01 | −2.74 | < 0.01 | ||
| Movement: Approach-Avoid | 0.07 | 0.06: 0.09 | 0.01 | 8.27 | < 0.001 | 0.07 | |
| Stimulus: Cannabis - Neutral | 0.00 | −0.01: 0.01 | 0.01 | 0.41 | 0.69 | 0.00 | |
| CCQ_SCP * Movement | 0.01 | −0.01: 0.02 | 0.01 | 0.77 | 0.44 | ||
| CCQ_SCP* Stimulus | 0.01 | 0: 0.02 | 0.01 | 1.35 | 0.18 | ||
| Movement * Stimulus | −0.04 | −0.06: −0.02 | 0.01 | −4.42 | < 0.001 | 0.01 | |
| CCQ_SCP * Movement * Stimulus | −0.01 | −0.03: 0 | 0.01 | −1.36 | 0.17 | ||
| Negative Personal | |||||||
| Intercept | 6.40 | 6.37: 6.44 | 0.02 | 366.82 | < 0.001 | 0.16 | |
| CCQ_PN | 0.04 | 0: 0.07 | 0.02 | 2.16 | 0.033 | ||
| Movement: Approach-Avoid | 0.08 | 0.06: 0.1 | 0.01 | 7.93 | < 0.001 | 0.07 | |
| Stimulus: Cannabis - Neutral | 0.00 | −0.01: 0.01 | 0.01 | 0.12 | 0.90 | 0.02 | |
| CCQ_PN * Movement | 0.01 | −0.01: 0.03 | 0.01 | 1.05 | 0.30 | ||
| CCQ_PN* Stimulus | −0.01 | −0.02: 0.01 | 0.01 | −0.97 | 0.33 | ||
| Movement * Stimulus | −0.04 | −0.06: −0.02 | 0.01 | −4.06 | < 0.001 | 0.03 | |
| CCQ_PN * Movement * Stimulus | 0.00 | −0.02: 0.02 | 0.01 | −0.06 | 0.95 | ||
| Negative Family/Friends | |||||||
| Intercept | 6.40 | 6.36: 6.43 | 0.02 | 397.08 | < 0.001 | 0.16 | |
| CCQ_FFN | 0.04 | 0.01: 0.08 | 0.02 | 2.70 | < 0.01 | ||
| Movement: Approach-Avoid | 0.08 | 0.06: 0.09 | 0.01 | 8.14 | < 0.001 | 0.07 | |
| Stimulus: Cannabis - Neutral | 0.00 | −0.01: 0.02 | 0.01 | 0.61 | 0.54 | 0.02 | |
| CCQ_FFN * Movement | 0.01 | −0.01: 0.02 | 0.01 | 0.66 | 0.51 | ||
| CCQ_FFN* Stimulus | 0.00 | −0.01: 0.01 | 0.01 | 0.25 | 0.80 | ||
| Movement * Stimulus | −0.04 | −0.06: −0.02 | 0.01 | −4.37 | < 0.001 | 0.03 | |
| CCQ_FFN * Movement * Stimulus | 0.00 | −0.02: 0.02 | 0.01 | −0.32 | 0.75 | ||
| Negative State/Country | |||||||
| Intercept | 6.39 | 6.36: 6.42 | 0.02 | 410.13 | < 0.001 | 0.16 | |
| CCQ_SCN | 0.05 | 0.02: 0.08 | 0.01 | 3.14 | < 0.01 | ||
| Movement: Approach-Avoid | 0.07 | 0.06: 0.09 | 0.01 | 8.24 | < 0.001 | 0.07 | |
| Stimulus: Cannabis - Neutral | 0.00 | −0.01: 0.02 | 0.01 | 0.56 | 0.58 | 0.01 | |
| CCQ_SCN * Movement | −0.01 | −0.03: 0 | 0.01 | −1.55 | 0.12 | ||
| CCQ_SCN* Stimulus | −0.01 | −0.02: 0 | 0.01 | −1.60 | 0.11 | ||
| Movement * Stimulus | −0.04 | −0.06: −0.02 | 0.01 | −4.42 | < 0.001 | 0.03 | |
| CCQ_SCN* Movement * Stimulus | 0.01 | −0.01: 0.03 | 0.01 | 1.31 | 0.19 | ||
Note. Linear mixed model results using random intercepts and maximum likelihood estimation; CI: Confidence Interval (Wald); TX: Texas NL: Netherlands, SE: Standard Error, SD: Standard deviation. CAN & NL were used as the reference categories. Note: Significant results are presented in bold.