Table 2.
Online TLFB | In‐person TLFB | p‐value | Correlation | |||
---|---|---|---|---|---|---|
Mean | SD | Mean | SD | |||
Days of cannabis use | 7.78 | 4.71 | 7.92 | 4.62 | .635 | .902** |
Days of flower cannabis use | 6.46 | 4.72 | 6.54 | 4.72 | .813 | .873** |
Cannabis flower consumed (g) | 5.34 | 6.78 | 5.79 | 8.59 | .548 | .804** |
Days of concentrate cannabis use | 1.50 | 3.16 | 1.68 | 3.21 | .237 | .944** |
Days of edible cannabis use | 0.44 | 1.07 | 0.36 | 0.94 | .399 | .789** |
Days of alcohol use | 4.02 | 2.72 | 4.24 | 2.54 | .115 | .886** |
Total drinks | 23.38 | 18.02 | 28.14 | 25.74 | .023* | .852** |
Drinks per drinking day | 5.47 | 2.66 | 5.94 | 3.23 | .115 | .780** |
Days of nicotine/tobacco use | 3.46 | 5.12 | 4.36 | 5.23 | .022* | .864** |
Total units of nicotine/tobacco | 43.80 | 72.18 | 41.98 | 66.15 | .835 | .833** |
Nicotine/tobacco units per day | 3.93 | 5.22 | 3.58 | 4.73 | .621 | .780** |
Days of prescription drug use | 0.80 | 2.81 | 0.72 | 2.16 | .794 | .653** |
Days of illegal drug use | 0.34 | 0.77 | 0.28 | 0.70 | .322 | .838** |
Pearson correlations reported for all correlations using a 95% confidence interval. p‐value calculated from paired sample t test between online TLFB and In‐person TLFB substance use reports.
Abbreviation: TLFB, Timeline Followback.
p < .05.
p < .001.