Table 3 Descriptive statistics and X2 results for substance use in the HRGC and LRGC
Variable | HRGC | LRGC | p-value | Effect size | ||
|---|---|---|---|---|---|---|
N | % | N | % | X2 | Phi | |
Substance use in the last 12 months | ||||||
Alcohol | 1056 | 97.4 | 1151 | 93.4 | .190 | |
Nicotine | 618 | 62.5 | 302 | 29.3 | < .001 | 0.333 |
THC | 292 | 30.5 | 186 | 17.3 | < .001 | 0.155 |
Cocaine | 56 | 5.3 | 23 | 1.9 | < .001 | 0.093 |
Amphetamines | 69 | 6.5 | 29 | 2.4 | < .001 | 0.101 |
Methamphetamines | 23 | 2.1 | 8 | 0.7 | .002 | 0.064 |
Ecstasy | 65 | 6.2 | 33 | 2.7 | < .001 | 0.084 |
Alcohol use during lockdown | 1137 | 1259 | .046 | 0.064 | ||
No use | 231 | 20.3 | 226 | 18.0 | ||
Less than before | 187 | 16.4 | 210 | 16.7 | ||
No change | 416 | 36.6 | 500 | 39.7 | ||
Slightly more than before | 228 | 20.1 | 269 | 21.4 | ||
Significantly more than before | 75 | 6.6 | 54 | 4.3 | ||
Nicotine use during lockdown | 1106 | 1177 | < .001 | 0.391 | ||
No use | 529 | 47.8 | 988 | 83.9 | ||
Less than before | 69 | 6.2 | 44 | 3.7 | ||
No change | 286 | 25.9 | 100 | 8.5 | ||
Slightly more than before | 160 | 14.5 | 32 | 2.7 | ||
Significantly more than before | 62 | 5.6 | 13 | 1.1 | ||
THC use during lockdown | 1069 | 1185 | < .001 | 0.148 | ||
No use | 859 | 80.4 | 1064 | 89.8 | ||
Less than before | 39 | 3.6 | 28 | 2.4 | ||
No change | 100 | 9.4 | 68 | 5.7 | ||
Slightly more than before | 50 | 4.7 | 23 | 1.9 | ||
Significantly more than before | 21 | 2.0 | 2 | 0.2 | ||