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5 %The prevalence of transactional sex among adolescents and young women in sub-Saharan Africa varies from 5% to 80%.

Kenyatransactional sexpublished 2023Journal of interpersonal violencePubMeddocument of 2 observations

644 casesA total of 644 ovarian cancer cases diagnosed during 2008–2014 were included.

Kenyaovarian cancerobserved 2008–2014published 2024International journal of cancereurope_pmcdocument of 14 observations

HIV was associated with higher plasma levels of inflammatory chemokines.

KenyaVIH/sidapublished 2020Scientific reportsPubMeddocument of 3 observations

2.3 %In the low-transmission season, the risk difference for clinical malaria following symptomatic subpatent infection was 2.3%.

Kenyapaludismepublished 2024The Journal of infectious diseasesPubMeddocument of 3 observations

87.4 %87.4% of study participants living with HIV were virally suppressed.

KenyaVIH/sidaobserved 2019 and 2020published 2024BMC infectious diseasesPubMeddocument of 6 observations

97.1 %The mutation 540E in Pfdhps was identified in 97.1% of Plasmodium falciparum isolates.

Kenyapaludismepublished 2025Malaria journalPubMeddocument of 14 observations

1.25 body_mass_index_unitsIn the secondary analysis, intervention adolescent girls and young women (AGYW) had a higher body mass index than control AGYW, with a beta coefficient of 1.25 (SE: 0.32; p=0.002).

KenyaVIH/sidapublished 2026BMJ global healthPubMeddocument of 9 observations

92 %Among PEP-eligible clients, 92% (1551/1688) completed HIV testing.

KenyaVIH/sidaobserved October 2022 to December 2023published 2025Journal of the International AIDS SocietyPubMeddocument of 19 observations

2,590,000,000 inhabitants2.59 billion people at risk of Plasmodium vivax transmission were located in Central and South East (CSE) Asia in 2009, representing 91.0% of the total population at risk.

Kenyapaludismeobserved 2009published 2010PLoS neglected tropical diseaseseurope_pmcdocument of 5 observationsDOI 10.1371/journal.pntd.0000774

48 %Among 1,384 young adults living with HIV in Western Kenya, the prevalence of lifetime violence was 48% in female patients 20 years and older.

KenyaVIH/sidapublished 2026The Journal of the Association of Nurses in AIDS Care : JANACPubMeddocument of 8 observations

At the end of the rainy season of 1985, there was no significant difference in the prevalence of parasitaemia between the group sleeping under permethrin-treated bed nets and the control group.

Kenyaparasitemiaobserved 1985published 1987Transactions of the Royal Society of Tropical Medicine and Hygieneeurope_pmcdocument of 4 observations

0.05 new_infections_per_infant_per_monthThe force of infection for Plasmodium falciparum was estimated as 0.050 new infections per infant per month in one community.

Kenyapaludismepublished 1997Lancet (London, England)europe_pmcdocument of 11 observations

63 %Lineage B.1 accounted for 723 out of 1139 sequenced SARS-CoV-2 infections in Coastal Kenya, representing 63% of all sequenced cases.

KenyaCOVID-19published 2022eLifeeurope_pmcdocument of 6 observations

5.7 %Among 605 enrolled patient participants, facility-based HIV testing increased from 5.7% pre-implementation to 62.3% post-implementation period 1.

KenyaVIH/sidaobserved 6 March - 16 April 2023 (pre-implementation); 1 May - 26 June 2023 (post-implementation period 1)published 2024HIV research & clinical practicePubMeddocument of 4 observations

63.9 %63.9% of studies on adolescent sexual and reproductive health in sub-Saharan Africa focused on six countries: South Africa, Kenya, Nigeria, Tanzania, Uganda and Ethiopia.

Afrique du Sud · Éthiopie · Kenya · Nigeria · Ouganda · Tanzanieadolescent sexual and reproductive healthpublished 2021BMJ global healthPubMeddocument of 12 observations

18 %The I164L mutation was detected at a frequency of 18.0% in Plasmodium falciparum isolates from Busia County, Kenya.

Kenyapaludismeobserved November 2024 to January 2025published 2026Pathogens (Basel, Switzerland)PubMeddocument of 2 observations

17 %Overall, 42 (17.0%) injection drug users were sero-positive for HIV-1.

KenyaVIH/sidapublished 2023Ethiopian journal of health sciencesPubMeddocument of 4 observations

34.2 %At enrollment visits by 1,844 women in the Mombasa Cohort, the adjusted probability of never using condoms decreased over time, from 34.2% to 18.9%.

KenyaVIH/sidapublished 2014PloS oneeurope_pmcdocument of 3 observationsDOI 10.1371/journal.pone.0113543

4.1 %The proportion of Anopheles gambiae s.l. with Plasmodium falciparum sporozoite infections was 4.1% in Sokoke.

Kenyapaludismepublished 1993The American journal of tropical medicine and hygieneeurope_pmcdocument of 6 observationsDOI 10.4269/ajtmh.1993.49.245

4.8 mean_MOIThe mean multiplicity of infection (MOI) of Plasmodium falciparum reached up to 4.8 in Kenya.

Kenyapaludismepublished 2025Malaria journalPubMeddocument of 14 observations

40 %The Dantu variant reduces the risk of severe malaria by 40%.

Kenyapaludismepublished 2017Science (New York, N.Y.)europe_pmc

400 cases_per_dayEvery day in Kenya approximately 400 children below the age of 5 years develop clinical malaria warranting in-patient care.

Kenyapaludismepublished 1998Transactions of the Royal Society of Tropical Medicine and Hygieneeurope_pmcdocument of 4 observations

1.3 partners_per_index_clientThe ratio of elicited sexual partners to index client was 1.3:1.

KenyaVIH/sidaobserved January 2017 to August 2018published 2020BMC infectious diseasesPubMeddocument of 6 observations

87 isolatesIn Western Kenya, the T lineage accounted for 87 isolates (15.7%) of Mycobacterium tuberculosis.

Kenyatuberculosepublished 2023BMC pulmonary medicinePubMeddocument of 5 observations

1 %Two (1%) patients with malaria co-infection and three (1%) without malaria died.

KenyaCOVID-19 · paludismepublished 2026The Lancet. Global healthPubMeddocument of 8 observations