Table 1.
Previous prospective studies on prevalence of SARS-CoV-2 in Cameroon.
| Area (Region) | Setting | Population | Symptoms | Period | Diagnostic method | Prevalence | References |
|---|---|---|---|---|---|---|---|
| All 10 regions of Cameroon | Health facility | General population (n = 14863) | Asymptomatic and symptomatic | March - October 2020 | RT-qPCR | 17.4% | (Tejiokem et al., 2022) |
| Yaounde (Centre) | Health facility | General population (n = 1192) | Asymptomatic and symptomatic | Not specified | RT-qPCR | 29.11% | (Fai et al., 2021) |
| Yaounde (Centre) | Health facility | General population (n = 313) | Symptomatic | April - July 2020 | RT-qPCR | 82.5% | (Mbarga Fouda et al., 2021) |
| Yaounde (Centre) | Community | General population (n = 971) | Asymptomatic and symptomatic | October - November 2020 | Antibody-based RDT | 3.3% (IgM) and 31.1% (IgG) | (Nwosu et al., 2021) |
| Yaounde (Centre) | Health facility | Health care workers (n = 368) | Asymptomatic and symptomatic | January - February 2021 | Antibody-based RDT | 6.79% (IgM) and 17.93% (IgG) | (Nguwoh et al., 2021) |
| Yaounde (Centre) | Community | General population (n = 786 & 1234) | Asymptomatic and symptomatic | January -February 2021 & April - May 2021 | Antibody-based RDT | 18.6% & 51.3% | (Ndongo Ateba et al., 2022) |
| Yaounde (Centre) | Health facility | General population (n = 14119) | Asymptomatic and symptomatic | April 2020 - January 2021 | RT-qPCR | 12.7% | (Fokam et al., 2022) |
| Douala (Littoral) | Health facility | Blood donors (n = 102) | Asymptomatic and symptomatic | September 2020 - April 2021 | RT-qPCR | 11.8% | (Medi et al., 2022) |
| Douala (Littoral) | Health facility | General population (n = 1810) | Not specified | April - May 2021 | RT-qPCR | 1.93% | (Ngaba et al., 2021b) |
| Douala (Littoral) | Health facility | General population (n = 1107) | Not specified | April - May 2021 | RT-qPCR | 1.45% | (Ngaba et al., 2021a) |
| Douala (Littoral) | Health facility | General population (n = 179) | Asymptomatic and symptomatic | January - March 2022 | RT-qPCR | 0% | (Loteri et al., 2022) |
Ig: Immunoglobulin, RT-qPCR: Retrotranscriptase quantitative polymerase chain reaction, RDT: Rapid diagnostic test.