Table 5.
Changes in alcohol consumption during lockdown.
| Study ID (Country) | Increased | Decreased | No changes | P value |
|---|---|---|---|---|
| Ammar et al., 2020 [16] (International) | NA | a | NA | <0.001 |
| Avery et al., 2020 [17] (USA) |
14.3% | 10.9% | 74.8% | NA |
| Chodkiewicz et al., 2020 [21] (Poland)d | 13.8% | 17.4% | 68.4% | NA |
| Gerritsen et al., 2020 [23] (New Zealand) |
32.8% | 9.1% | 58.1%e | <0.001 |
| Gornicka et al., 2020 [24] (Poland) |
18.1% | 10.6% | 71.3% | NA |
| Ingram et al., 2020 [26] (UK) |
35.4% | 25.3% | 39.3% | 0.033 |
| Knell et al., 2020 [27] (USA) |
38.5% | 11.9% | 49.6% | 0.01 |
| Kriaucioniene et al., 2020 [28] (Lithuania) | 14.2% | 15.9% | 69.9% | NA |
| Malta et al., 2020 [29] (Brazil) |
17.6%a | NA | NA | NA |
| Panagiotidis et al., 2020 [31] (Greece) | 21.5% | 45.2% | 33.3%b | NA |
| Robinson et al., 2020 [33] (UK) |
28.0% | 30.0% | 41.0% | NA |
| Rodríguez-Pérez et al., 2020 [34] (Spain) | 10.4% | 57.3% | 32.3% | <0.001 |
| Rolland et al., 2020 [35](France)d | 17.76% | 12.0% | 68.05% | NA |
| Rossinot et al., 2020 [36] (France)d |
12.2% | 12.2% | 61.8% | NA |
| Scarmozzino et al., 2020 [38] (Italy)d | 36.8% | 7.9% | 53.1% | NA |
| Sharma et al., 2020 [39] (USA) |
23.6% | 7.9% | 68.5% | NA |
| Sidor et al., 2020 [40] (Poland) |
14.6% | 0.01%e | 85.3% | NA |
| Stanton et al., 2020 [41] (Australia) | 26.6% | 18.1% | 55.3% | NA |
| Sun et al., 2020 [42] (China) |
51.0%c | NA | NA | NA |
| Tran et al., 2020 [43] (Australia) |
20.9% | 10.5% | 68.6% | NA |
| Vanderbruggen et al., 2020 [44] (Belgium) | 30.3% | 13.7% | 56.0% | <0.001 |
| Yan et al., 2020 [45] (China) |
25.5% | 39.3% | 35.2% | <0.001 |
| Zajacova et al., 2020 [46] (Canada) |
14.0% | 10.0% | 76.0% | NA |
d the total from those studies is not 100%.
a higher among people aged 30-39.
b Before lockdown: Never: 87.68%, sometimes: 10.12%, most of time: 1.81%, always: 0.38% / After lockdown: Never: 93.22%, sometimes: 5.35%, most of time: 1.24%, always: 0.19%.
b Quit: 14.5 %.
c Relapses to abuse from alcohol: 19% / Increase in regular drinkers: 32%.
∗ Not stated. Calculated by the existing results.
NA: not available.