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. Author manuscript; available in PMC: 2020 Feb 1.
Published in final edited form as: Drug Alcohol Depend. 2018 Dec 17;195:186–192. doi: 10.1016/j.drugalcdep.2018.11.012

Table 3.

Interactive Effects of Potency and Years to CUD Symptom Onset with Regular User Status and Daily User Status as Covariates

Potency Estimate Standard Error Hazard ratio 95% Confidence Interval
Regular user: One year to CUD symptom onset
4.90  0.63 0.25 1.88* 1.14–3.07
6.11  0.78 0.31 2.19* 1.18–4.05
8.01  1.03 0.41 2.80* 1.24–6.27
10.36  1.33 0.53 3.78*  1.33–10.73
12.30  1.58 0.63 4.85*  1.40–16.74
Regular user: Two years to CUD symptom onset
4.90 −0.06 0.25 0.94 0.58–1.52
6.11 −0.08 0.31 0.92 0.50–1.70
8.01 −0.11 0.41 0.90 0.41–1.99
10.36 −0.14 0.52 0.87 0.31–2.44
12.30 −0.16 0.62 0.85 0.25–2.88
Daily user: One year to CUD symptom onset
4.90  0.51 0.25 1.67* 1.02–2.73
6.11  0.64 0.31 1.89* 1.89–3.50
8.01  0.84 0.41 2.30* 1.03–5.16
10.36  1.08 0.53 2.94* 1.04–8.36
12.30  1.28 0.63 3.60*  1.04–12.45
Daily user: Two years to CUD symptom onset
4.90 −0.14 0.25 0.87 0.53–1.42
6.11 −0.18 0.31 0.84 0.45–1.54
8.01 −0.23 0.41 0.79 0.35–1.76
10.36 −0.30 0.53 0.74 0.26–2.09
12.30 −0.36 0.63 0.70 0.70–2.40

Note. CUD=Cannabis Use Disorder.

*

p<.05