Table 5.
Results of multinomial logistic regression predicting duration of positive outcomes (outcome reference group ‘up to 7 days’).
| Exp (B) | Wald | Sig. | 99.8% CI for Exp (B) | Exp (B) | Wald | Sig. | 99.8% CI for Exp (B) | |||
|---|---|---|---|---|---|---|---|---|---|---|
| Lower | Upper | Lower | Upper | |||||||
| Intercept | 10.558 * | 0.001 | 30.650 * | <0.001 | ||||||
| Age | 0.999 | 0.020 | 0.889 | 0.979 | 1.020 | 0.994 | 0.974 | 0.324 | 0.975 | 1.013 |
| Gender | ||||||||||
| Female | 0.779 | 3.735 | 0.053 | 0.523 | 1.161 | 0.879 | 1.169 | 0.280 | 0.607 | 1.272 |
| Non-binary or other | 1.116 | 0.153 | 0.696 | 0.469 | 2.653 | 0.795 | 0.688 | 0.407 | 0.338 | 1.869 |
| Male | Ref | Ref | ||||||||
| Substance | ||||||||||
| LSD | 0.790 | 4.276 | 0.039 | 0.555 | 1.124 | 0.762 | 6.432 | 0.011 | 0.547 | 1.061 |
| Psilocybin mushrooms | Ref | Ref | ||||||||
| Seeking advice | ||||||||||
| Yes | 1.087 | 0.382 | 0.537 | 0.717 | 1.648 | 1.362 | 5.768 | 0.016 | 0.915 | 2.027 |
| No | Ref | Ref | ||||||||
| Intensity of experience | ||||||||||
| No experience or effects at all | 0.087 | 5.149 | 0.023 | 0.003 | 2.421 | 0.178 | 7.288 | 0.007 | 0.025 | 1.284 |
| No psychedelic experience, but other acute effects | 0.132 | 38.711 * | <0.001 | 0.048 | 0.361 | 0.061 | 70.413 * | <0.001 | 0.022 | 0.171 |
| Mild psychedelic experience | 0.210 | 81.165 * | <0.001 | 0.123 | 0.359 | 0.113 | 171.096 * | <0.001 | 0.067 | 0.189 |
| Moderate psychedelic experience | 0.796 | 3.590 | 0.058 | 0.548 | 1.155 | 0.471 | 44.324 * | <0.001 | 0.332 | 0.668 |
| Intense psychedelic experience | Ref | Ref | ||||||||
| Primary condition treated | ||||||||||
| Anxiety | 1.008 | 0.003 | 0.958 | 0.643 | 1.578 | 1.154 | 1.074 | 0.300 | 0.753 | 1.769 |
| OCD | 1.208 | 0.056 | 0.813 | 0.103 | 14.214 | 2.470 | 1.656 | 0.198 | 0.281 | 21.683 |
| Bipolar | 0.966 | 0.008 | 0.931 | 0.278 | 3.353 | 1.295 | 0.489 | 0.484 | 0.413 | 4.059 |
| PTSD | 1.012 | 0.002 | 0.968 | 0.404 | 2.536 | 1.330 | 1.061 | 0.303 | 0.565 | 3.130 |
| Psychosis | 0.963 | 0.002 | 0.961 | 0.087 | 10.715 | 1.185 | 0.054 | 0.817 | 0.123 | 11.391 |
| Alcohol or other SUD | 0.772 | 0.947 | 0.330 | 0.340 | 1.755 | 0.827 | 0.566 | 0.452 | 0.378 | 1.807 |
| Anorexia/bulimia | 0.265 | 2.597 | 0.107 | 0.021 | 3.381 | 1.010 | 0.000 | 0.985 | 0.193 | 5.284 |
| Distress associated with a medical condition | 0.890 | 0.064 | 0.801 | 0.215 | 3.695 | 1.053 | 0.014 | 0.904 | 0.278 | 3.987 |
| Bereavement | 1.081 | 0.028 | 0.867 | 0.255 | 4.588 | 1.968 | 2.595 | 0.107 | 0.537 | 7.209 |
| Trauma | 1.328 | 1.133 | 0.287 | 0.582 | 3.030 | 1.512 | 2.662 | 0.103 | 0.691 | 3.305 |
| Relationship problem | 0.945 | 0.080 | 0.777 | 0.510 | 1.750 | 1.063 | 0.105 | 0.746 | 0.594 | 1.904 |
| Other | 0.621 | 5.431 | 0.020 | 0.330 | 1.168 | 1.292 | 2.145 | 0.143 | 0.753 | 2.217 |
| Depression | Ref | Ref | ||||||||
Dependent variable: duration of positive outcomes (up to 7 days/1–4 weeks/1 month or more). Model based on 2761 complete cases.
LSD: lysergic acid diethylamide; OCD: obsessive compulsive disorder; PTSD: post-traumatic stress disorder; Ref: reference category; SUD: substance use disorder.
*
p < 0.002.