| CI | Confidence interval |
| COVID-19 | Coronavirus disease 2019 |
| Epi Info™ | is a software trademark of the Centres for Disease Control and Prevention (CDC) that is in the public domain and freely available for use |
| HIV | Human Immunodeficiency Virus |
| OR | Odds Ratio |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
| WHO | World Health Organization |
| X2 | Chi-squared test |
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