COVID-19 primary stress items relationship with changes in drinking amount (in units) from prequarantine to quarantine.
| Stress factor | N total | Yes M (SD) | N Yes | No M (SD) | N No | MW P value | MAN1 P value | MAN2 P value | 95% CI |
| Essential worker | 1337 | 1.26 (12.8) | 241 | 0.45 (7.5) | 1096 | 0.0003* | 0.07 | 0.08 | −3.4 to −0.02 |
| Employment | 1337 | 0.17 (11.2) | 323 | 0.13 (7.8) | 1014 | 0.77 | 0.95 | 0.97 | |
| Others ill | 1334 | 0.05 (7.1) | 497 | 0.2 (9.6) | 837 | 0.83 | 0.95 | 0.97 | |
| Others severely ill | 1336 | 0.06 (7.6) | 127 | 0.15 (8.9) | 1209 | 0.83 | 0.95 | 0.97 | |
| Isolated alone | 1325 | 0.05 (11.6) | 168 | 0.2 (8.2) | 1157 | 0.46 | 0.95 | 0.97 | |
| Having children | 1334 | 2.02 (11.9) | 209 | 0.54 (7.9) | 1125 | <0.0001* | 0.04* | 0.02* | −3.6 to −0.74 |
| Poor relationship | 1168 | 0.4 (6.1) | 187 | 0.19 (8.7) | 981 | 0.46 | 0.95 | 0.97 | |
| Going outdoors | 1336 | 1.23 (6.8) | 193 | 0.04 (9.0) | 1143 | 0.15 | 0.47 | 0.4 |
95% confidence interval (CI) for most stringent statistically significant finding.
*p-value indicates statistical significance.
M, mean; MAN1 p-value, MANCOVA p-value controlling for age and gender; MAN2 p-value, MANCOVA p-value controlling for age, gender, depression, and anxiety; MW p-value, Mann-Whitney U-Test p-value; SD, standard deviation.