Table 2.
Percentage of substance using adolescents and mean number of substance-using days in the 3 weeks before versus 3 weeks into the COVID-19 pandemic
| Total sample (n = 1,054) |
Females (n = 805) |
Male (n = 231) |
|||||||
|---|---|---|---|---|---|---|---|---|---|
| Pre-COVID-19 | During COVID-19 | p-value | Pre-COVID-19 | During COVID-19 | p-value | Pre-COVID-19 | During COVID-19 | p-value | |
| Substance users, % (n) | |||||||||
| Alcohol | 28.6 (301) | 30.4 (320) | .23 | 29.2 (235) | 30.1 (242) | .65 | 25.5 (59) | 30.7 (71) | .13 |
| Binge drinking | 15.7 (165) | 9.8 (103) | .00 | 15.3 (123) | 10.3 (83) | .00 | 16.9 (39) | 7.8 (18) | .00 |
| Cannabis | 17.0 (179) | 13.8 (145) | .00 | 16.4 (132) | 13.4 (108) | .00 | 18.6 (43) | 15.2 (35) | .17 |
| Vaping | 16.6 (175) | 11.5 (121) | .00 | 15.9 (128) | 10.7 (86) | .00 | 19.0 (44) | 14.7 (34) | .03 |
| Number of substance-using days, M(SD) | |||||||||
| Alcohol | .76 (1.77) | .96 (2.14) | .02 | .77 (1.82) | .96 (2.17) | .03 | .73 (1.64) | .92 (2.06) | .34 |
| Binge drinking | .41 (1.41) | .33 (1.34) | .25 | .41 (1.46) | .36 (1.43) | .27 | .45 (1.30) | .25 (1.02) | .75 |
| Cannabis | .94 (3.28) | 1.10 (3.76) | .01 | .89 (3.19) | 1.07 (3.70) | .01 | 1.14 (3.62) | 1.17 (3.85) | .88 |
| Vaping | 1.59 (4.81) | 1.30 (4.48) | .49 | 1.52 (4.67) | 1.27 (4.49) | .92 | 1.86 (5.34) | 1.45 (4.60) | .31 |
Bolded % (n) indicates significant differences in percentage of substance use before and during the COVID-19 pandemic, as indicated by McNemar's tests; Bolded M (SD) indicates significant differences in frequency of substance use before and during the COVID-19 pandemic, as indicated by repeated measures ANOVAs.
ANOVA = analysis of variance.