Clinical malaria incidence and health seeking pattern in geographically heterogeneous landscape of western Kenya

Autor: Wilfred Ouma Otambo, Patrick O. Onyango, Kevin Ochwedo, Julius Olumeh, Shirley A. Onyango, Pauline Orondo, Harrysone Atieli, Ming-Chieh Lee, Chloe Wang, Daibin Zhong, Andrew Githeko, Guofa Zhou, John Githure, Collins Ouma, Guiyun Yan, James Kazura
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: BMC Infectious Diseases, Vol 22, Iss 1, Pp 1-13 (2022)
Druh dokumentu: article
ISSN: 1471-2334
DOI: 10.1186/s12879-022-07757-w
Popis: Abstract Background Malaria remains a public health problem in Kenya despite sustained interventions deployed by the government. One of the major impediments to effective malaria control is a lack of accurate diagnosis and effective treatment. This study was conducted to assess clinical malaria incidence and treatment seeking profiles of febrile cases in western Kenya. Methods Active case detection of malaria was carried out in three eco-epidemiologically distinct zones topologically characterized as lakeshore, hillside, and highland plateau in Kisumu County, western Kenya, from March 2020 to March 2021. Community Health Volunteers (CHVs) conducted biweekly visits to residents in their households to interview and examine for febrile illness. A febrile case was defined as an individual having fever (axillary temperature ≥ 37.5 °C) during examination or complaints of fever and other nonspecific malaria related symptoms 1–2 days before examination. Prior to the biweekly malaria testing by the CHVs, the participants' treatment seeking methods were based on their behaviors in response to febrile illness. In suspected malaria cases, finger-prick blood samples were taken and tested for malaria parasites with ultra-sensitive Alere® malaria rapid diagnostic tests (RDT) and subjected to real-time polymerase chain reaction (RT-PCR) for quality control examination. Results Of the total 5838 residents interviewed, 2205 residents had high temperature or reported febrile illness in the previous two days before the visit. Clinical malaria incidence (cases/1000people/month) was highest in the lakeshore zone (24.3), followed by the hillside (18.7) and the highland plateau zone (10.3). Clinical malaria incidence showed significant difference across gender (χ2 = 7.57; df = 2, p = 0.0227) and age group (χ2 = 58.34; df = 4, p
Databáze: Directory of Open Access Journals
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