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74.7 %Among 154 COVID-19 patients in Nigeria, 74.7% were male.

NigeriaCOVID-19observed May and August 2020published 2021Journal of the National Medical Associationeurope_pmcdocument of 2 observationsDOI 10.1016/j.jnma.2020.11.011

88 %88.0% of participants reported concerns about vaccine side effects as a barrier to COVID-19 vaccine uptake.

NigeriaCOVID-19observed April-June 2024published 2026Transactions of the Royal Society of Tropical Medicine and HygienePubMeddocument of 8 observations

1.66 aPRAmong participants in Kenya, Uganda, Tanzania, and Nigeria between 19 July 2022 and 1 March 2024, adjusted prevalence ratio for SARS-CoV-2 infection was 1.66 among those who received at least one dose of a COVID-19 vaccine compared to those who received no doses.

Kenya · Nigeria · Ouganda · TanzanieCOVID-19observed 19 July 2022 to 1 March 2024published 2025BMC infectious diseasesPubMeddocument of 8 observations

70 %Secondary analysis of eighteen studies reporting antimicrobial prescribing in patients with COVID-19 showed that more than 70% of patients received antimicrobial therapy.

NigeriaCOVID-19HAL · Unilimdocument of 63 observations

746 staffA staff risk stratification programme at University of Benin Teaching Hospital found that 746 out of 3,840 staff (19.4%) voluntarily self-assessed their health and risk status in the context of COVID-19.

NigeriaCOVID-19published 2020The Pan African medical journalPubMeddocument of 11 observations

24 %Among the 45 COVID-19 patients, 24% presented with dyspnea.

NigeriaCOVID-19observed 2020published 2020The American journal of tropical medicine and hygieneeurope_pmcdocument of 8 observations

62 %Among patients without diabetes mellitus, 62% had severe or critical COVID-19.

NigeriaCOVID-19 · diabète (non précisé)published 2022West African journal of medicinePubMeddocument of 15 observations

1.91 aORContact with a symptomatic confirmed case was associated with increased odds of SARS-CoV-2 infection (adjusted odds ratio 1.91, 95% CI: 1.30–2.80).

NigeriaCOVID-19observed April to July 2020published 2022The Pan African medical journalPubMeddocument of 13 observations

9.6 %Among 3157 patients admitted in 15 isolation centres in Lagos State between 27 February 2020 and 30 September 2020, 302 (9.6%) tested negative for COVID-19 by RT-PCR.

NigeriaCOVID-19observed 27 February 2020 to 30 September 2020published 2021The Nigerian postgraduate medical journalPubMeddocument of 12 observations

50 %A review on antimicrobial use in COVID-19 patients revealed more than 50% antimicrobial prescription rate in mild and moderate cases.

NigeriaCOVID-19HAL · Unilimdocument of 63 observations

271 patientsA total of 271 patients were included in this study.

NigeriaCOVID-19observed 1 March 2020 to 30 April 2021HAL · Unilimdocument of 63 observations

8,700 ppmDry fog spraying of 8700 parts per million of hypochlorous acid solution reduced the infectious viral titre of SARS-CoV-2.

NigeriaCOVID-19published 2025Journal of public health in Africaeurope_pmcdocument of 5 observations

14.5 %Twenty-five (14.5%) patients had severe disease.

NigeriaCOVID-19observed 2020published 2020West African journal of medicinePubMeddocument of 8 observations

14.6 %Among symptomatic participants, 14.6% had severe COVID-19 symptoms.

NigeriaCOVID-19HAL · Unilimdocument of 63 observations

0.214 p-valueMortality was higher in COVID-19 patients with diabetes mellitus but this was not statistically significant (p=0.214).

NigeriaCOVID-19 · diabète (non précisé)published 2022West African journal of medicinePubMeddocument of 15 observations

1.395 odds_ratioThe odds of a patient with diabetes and COVID-19 developing respiratory failure were 1.395 (95% CI 1.154–6.913).

NigeriaCOVID-19 · diabète (non précisé) · respiratory failurepublished 2022West African journal of medicinePubMeddocument of 15 observations

11 %The case fatality rate of patients with endocrine diseases who had COVID-19 was 11%.

NigeriaCOVID-19 · endocrine diseasespublished 2023West African journal of medicinePubMeddocument of 9 observations

17 %Of the 256 individuals with a history of COVID-19, 44 (17%) required in-patient care.

NigeriaCOVID-19published 2024BMC public healthPubMeddocument of 10 observations

0.195 correlation_coefficientThere is a positive relationship between knowledge of COVID-19 and adherence to COVID-19 prevention-protocols (R = 0.195; p < 0.05).

NigeriaCOVID-19published 2022The Pan African medical journalPubMeddocument of 10 observations

70 %Hypertension was seen in 70% of patients.

NigeriaCOVID-19 · hypertension artériellepublished 2021Cardiovascular journal of AfricaPubMeddocument of 8 observations

1.3 ratioThe DOT per LOT across cohorts was 1.3 for severe cases.

NigeriaCOVID-19HAL · Unilimdocument of 63 observations

91.7 %91.7% of participants reported lack of information as a barrier to COVID-19 vaccine uptake.

NigeriaCOVID-19observed April-June 2024published 2026Transactions of the Royal Society of Tropical Medicine and HygienePubMeddocument of 8 observations

38.1 %Among RT-PCR-negative patients, 38.1% had co-morbidity, compared to 27.8% among RT-PCR-positive patients.

NigeriaCOVID-19observed 27 February 2020 to 30 September 2020published 2021The Nigerian postgraduate medical journalPubMeddocument of 12 observations

10.3 %SARS-CoV-2 prevalence was 10.3% among people living without HIV and 6.3% among persons living with HIV in Kenya, Uganda, Tanzania, and Nigeria between 19 July 2022 and 1 March 2024.

Kenya · Nigeria · Ouganda · TanzanieCOVID-19observed 19 July 2022 to 1 March 2024published 2025BMC infectious diseasesPubMeddocument of 8 observations

10,162 casesNinety-five days after the first case, coronavirus disease 2019 had spread to 35 states and the Federal Capital Territory (FCT) with 10,162 confirmed cases.

NigeriaCOVID-19published 2020The Nigerian postgraduate medical journaleurope_pmcdocument of 7 observations