Explore evidence

640 casesIn advanced HIV disease in Sierra Leone, there are an estimated 640 annual cases of Pneumocystis pneumonia.

Sierra LeoneVIH/sidapublished 2021Therapeutic advances in infectious diseaseeurope_pmcdocument of 9 observations

18.4 %Among 49 bacterial isolates from surgical site infections, 18.4% were non-fermenting gram-negative bacilli.

Sierra Leonesurgical site infectionobserved February and July 2021published 2022Antimicrobial resistance and infection controleurope_pmcdocument of 15 observationsDOI 10.1186/s13756-022-01078-y

180,000 deathsThe global annual estimate for cryptococcal disease-related deaths exceeds 180,000.

Sierra Leoneméningite cryptococciquepublished 2020BMC infectious diseaseseurope_pmcdocument of 7 observationsDOI 10.1186/s12879-020-4862-x

17.9 %Of 39 patients with surgical site infection (SSI), 7 (17.9%) had surgery at the secondary hospital and 32 (82.1%) at the tertiary hospital.

Sierra Leonesurgical site infectionobserved February and July 2021published 2022Antimicrobial resistance and infection controleurope_pmcdocument of 15 observationsDOI 10.1186/s13756-022-01078-y

6.2 %Platelets were elevated in 6.2% of the articles on COVID-19 patients with sepsis or septic shock.

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

25,472 men_testedIn the post-COVID-19 phase, 25,472 men were tested for HIV in Sierra Leone.

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

74.7 %Treatment completion for drug-resistant TB decreased from 74.7% pre-COVID-19 to 63.3% during COVID-19 and 68.5% post-COVID-19.

Sierra Leonedrug-resistant TBpublished 2026PLOS global public healtheurope_pmcdocument of 6 observations

10 %The prevalence of obesity among adults in Freetown, Sierra Leone was 10.0%.

Sierra Leoneobésitéobserved 2019–2021published 2023BMJ openeurope_pmcdocument of 6 observations

35.3 %The prevalence of hypertension among adults in Freetown, Sierra Leone was 35.3%.

Sierra Leonehypertension artérielleobserved 2019–2021published 2023Burden of cardiometabolic risk factors and preclinical target organ damage among adults ineurope_pmcdocument of 8 observationsDOI 10.1101/2023.02.20.23286145

72.4 %Of 913 patients, 661 (72.4%) had a bacterial infection.

Sierra Leonebacterial infectionobserved April 2022published 2023IJID regionseurope_pmcdocument of 2 observations

23 %HBV screening increased by 23% in the second year after COVID-19 in Freetown, Sierra Leone.

Sierra Leonehépatite Bpublished 2023Impact of COVID-19 on Hepatitis B Screening in Sierra Leone: Insights from a Community Phaeurope_pmcdocument of 8 observationsDOI 10.1101/2023.05.24.23290418

98.8 %Postoperative antibiotic use for caesarean section patients was 98.8% in 2023.

Sierra Leonesurgical site infectionsobserved 2023published 2023Tropical medicine and infectious diseaseeurope_pmcdocument of 5 observationsDOI 10.3390/tropicalmed8080385

62.5 %White cell counts were elevated in 62.5% of the articles on COVID-19 patients with sepsis or septic shock.

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

5,000 casesAround 5,000 tuberculosis cases in Sierra Leone are missing each year.

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

3 monthsThe mpox outbreak in Sierra Leone circulated undetected for approximately 3 months before the first confirmed case in January 2025.

Sierra Leonempoxpublished 2026Nature medicineeurope_pmcdocument of 4 observations

37.9 %The prevalence of alcohol use among adults in Freetown, Sierra Leone was 37.9%.

Sierra Leonealcoholobserved 2019–2021published 2023Burden of cardiometabolic risk factors and preclinical target organ damage among adults ineurope_pmcdocument of 8 observationsDOI 10.1101/2023.02.20.23286145

16.3 %La Sierra Leone a un taux de prévalence de 16,3 % de la drépanocytose.

Sierra LeonedrépanocytoseHAL · Unilimdocument of 75 observations

12.5 %Fluid therapy was documented in 12.5% of the articles on COVID-19 patients with sepsis or septic shock.

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

20,914 dosesThe median monthly uptake of IPTp1 was 20,914 after COVID-19.

Sierra Leonepaludismepublished 2025Impact of the COVID-19 pandemic on the uptake of intermittent sulphadoxine-pyrimethamine feurope_pmcdocument of 5 observations

49,205 women_testedIn the post-COVID-19 phase, 49,205 women and 25,472 men were tested for HIV in Sierra Leone.

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

7.5 %Among 306 adult participants in Freetown, Sierra Leone, 7.5% were HBV positive.

Sierra Leonehépatite Bpublished 2022Assessment of Knowledge, Stigmatizing Attitudes and Health-Seeking Behaviors Regarding Hepeurope_pmcdocument of 3 observationsDOI 10.20944/preprints202211.0233.v1

500 casesOver 500 suspected Lassa fever cases present yearly at Kenema Government Hospital.

Sierra Leonefièvre de Lassapublished 2014PLoS neglected tropical diseaseseurope_pmcdocument of 6 observations

16.1 %The prevalence of left ventricular hypertrophy (LVH) by ECG among adults in Freetown, Sierra Leone was 16.1%.

Sierra Leoneleft ventricular hypertrophyobserved 2019–2021published 2023BMJ openeurope_pmcdocument of 6 observations

32.3 %The prevalence of overweight was 32.3% among males and 34.2% among females in Sierra Leone.

Sierra Leoneoverweightpublished 2023Sex-and-gender differences in cardiovascular risk factors and their correlates among adulteurope_pmcdocument of 5 observations

1 patientBleeding occurred in only 1 patient with Ebola virus disease.

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