Explorer les evidences

29 yearsDeaths in Lassa fever patients presenting with Lassa virus antigenemia were skewed towards individuals less than 29 years of age.

Sierra Leonefièvre de Lassapublié 2014PLoS neglected tropical diseaseseurope_pmcdocument de 6 observations

40 %Of the gram-negative bacteria, 40% were Extended-spectrum beta-lactamase-producing Enterobacteriaceae.

Sierra LeoneExtended-spectrum beta-lactamase-producing Enterobacteriaceaepublié 2022Therapeutic advances in infectious diseaseeurope_pmcdocument de 6 observations

24,3 %Of the 3808 clients tested for HIV at Connaught Hospital from January to December 2017, 925 (24.3%) had a positive HIV test result.

Sierra LeoneVIH/sidaobservé 2017publié 2019BMC research noteseurope_pmcdocument de 10 observations

62,5 %Among eight participants with positive blood CrAg, five (62.5%) died within the first month.

Sierra Leoneméningite cryptococciquepublié 2020BMC infectious diseaseseurope_pmcdocument de 7 observationsDOI 10.1186/s12879-020-4862-x

36 923 women_testedIn the during-COVID-19 phase, 36,923 women and 17,755 men were tested for HIV in Sierra Leone.

Sierra LeoneVIH/sidaobservé during COVID-19publié 2025Impact of the COVID-19 pandemic on regional and national uptake of HIV testing services ineurope_pmcdocument de 11 observations

71,4 %Among the enrolled people with HIV in Freetown, Sierra Leone, 71.4% were female.

Sierra LeoneVIH/sidaobservé April to June 2022publié 2023Vaccineseurope_pmcdocument de 5 observationsDOI 10.3390/vaccines11111685

The incubation period of Ebola virus disease was estimated to be 6 to 12 days.

Sierra Leonemaladie à virus Ebolaobservé 2014publié 2014The New England journal of medicineeurope_pmcdocument de 14 observations

8 958 patientsNew ART initiations in Sierra Leone were 8,958 before the COVID-19 pandemic (March 2019–February 2020), 8,777 during the pandemic (March 2020–February 2021), and 13,996 after the pandemic (March 2021–February 2022).

Sierra LeoneVIH/sidaobservé March 2019-February 2020publié 2025Evidence of health-system resilience in the uptake of antiretroviral therapy in Sierra Leoeurope_pmcdocument de 2 observations

11,4 %The prevalence of chronic kidney disease among adults in Freetown, Sierra Leone was 11.4%.

Sierra Leonemaladie rénale chroniqueobservé 2019–2021publié 2023Burden of cardiometabolic risk factors and preclinical target organ damage among adults ineurope_pmcdocument de 8 observationsDOI 10.1101/2023.02.20.23286145

286 per_100000Sierra Leone had a tuberculosis incidence rate of 286 per 100,000 population in 2023.

Sierra Leonetuberculoseobservé 2023publié 2025Effect of the COVID-19 pandemic on drug-resistant tuberculosis treatment outcomes at a nateurope_pmcdocument de 9 observations

0,75 fractionThree fourths of global cryptococcal disease related deaths occur in sub-Saharan Africa.

Sierra Leoneméningite cryptococciquepublié 2019Prevalence and Mortality of Cryptococcal Disease in Adults with Advanced HIV in an Urban Teurope_pmcdocument de 2 observations

38 825 women_testedIn the pre-COVID-19 phase, 38,825 women and 19,789 men were tested for HIV in Sierra Leone.

Sierra LeoneVIH/sidaobservé pre-COVID-19publié 2025Impact of the COVID-19 pandemic on regional and national uptake of HIV testing services ineurope_pmcdocument de 11 observations

700 000 deaths_per_yearSepsis is a major contributor to global mortality with an estimated 700,000 sepsis-related deaths annually.

Sierra Leonesepsispublié 2020Sepsis and septic shock in COVID-19: a scoping review of the research dataeurope_pmcdocument de 17 observationsDOI 10.21203/rs.3.rs-30474/v1

383 patientsOf 701 drug-resistant TB patients, 383 (54.6%) were registered in the pre-COVID-19 period.

Sierra Leonedrug-resistant TBobservé pre-COVID-19publié 2025Effect of the COVID-19 pandemic on drug-resistant tuberculosis treatment outcomes at a nateurope_pmcdocument de 9 observations

6 000 casesIn Sierra Leone, there are an estimated 6000 annual cases of chronic pulmonary aspergillosis.

Sierra Leonepulmonary aspergillosispublié 2021Therapeutic advances in infectious diseaseeurope_pmcdocument de 9 observations

88,2 %Among 761 HIV-exposed infants (HEIs), 671 (88.2%) received ART for prophylaxis within 72 hours of birth.

Sierra LeoneVIH/sidapublié 2026PLOS global public healtheurope_pmcdocument de 6 observations

36 %HIV testing rate increased by 36.0% in the post-COVID-19 period in Sierra Leone.

Sierra LeoneVIH/sidapublié 2025Impact of the COVID-19 pandemic on regional and national uptake of HIV testing services ineurope_pmcdocument de 11 observations

83,7 %Among 49 bacterial isolates from surgical site infections, 83.7% were gram-negative and 16.3% were gram-positive.

Sierra Leonesurgical site infectionobservé February and July 2021publié 2022Antimicrobial resistance and infection controleurope_pmcdocument de 15 observationsDOI 10.1186/s13756-022-01078-y

80,4 %Among 306 adult participants in Freetown, Sierra Leone, 80.4% stated they would take anti-HBV medication.

Sierra Leonehépatite Bpublié 2023Healthcare (Basel, Switzerland)europe_pmcdocument de 5 observationsDOI 10.3390/healthcare11020177

11,6 %Among 197 patients with chronic respiratory symptoms in an urban tertiary hospital in Sierra Leone, 23 (11.6%) had chronic pulmonary aspergillosis (CPA).

Sierra Leonepulmonary aspergillosisobservé November 2021 to July 2022publié 2023PLoS neglected tropical diseaseseurope_pmcdocument de 9 observations

Hand hygiene is the most important intervention for preventing healthcare-associated infections and can reduce preventable morbidity and mortality.

Sierra Leonehealthcare-associated infectionspublié 2023Tropical medicine and infectious diseaseeurope_pmcdocument de 4 observationsDOI 10.3390/tropicalmed8110486

89 %Fever was present in 89% of patients with Ebola virus disease at presentation.

Sierra Leonemaladie à virus Ebolapublié 2014The New England journal of medicineeurope_pmcdocument de 14 observations

8 %HIV-attributed mortality among infants and children was 8% in Sierra Leone (39 [8%] of 500).

Sierra LeoneVIH/sidaobservé Dec 3, 2016 to Dec 31, 2024publié 2026The lancet. HIVPubMeddocument de 23 observations

55 141 testsThe median number of HIV tests in Sierra Leone was 55,141 in the during-COVID-19 phase (March 2020 to February 2021).

Sierra LeoneVIH/sidaobservé March 2020 to February 2021publié 2025Impact of the COVID-19 pandemic on regional and national uptake of HIV testing services ineurope_pmcdocument de 11 observations

43,6 %Among 39 patients who acquired a surgical site infection (SSI), 43.6% occurred in contaminated wounds, 30.8% in clean-contaminated wounds, and 25.6% in clean wounds.

Sierra Leonesurgical site infectionobservé February and July 2021publié 2022Antimicrobial resistance and infection controleurope_pmcdocument de 15 observationsDOI 10.1186/s13756-022-01078-y