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Changes in malaria epidemiology in a rural area of Cubal, Angola

Overview of attention for article published in Malaria Journal, January 2015
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Title
Changes in malaria epidemiology in a rural area of Cubal, Angola
Published in
Malaria Journal, January 2015
DOI 10.1186/s12936-014-0540-z
Pubmed ID
Authors

Fernando Salvador, Yolima Cossio, Marta Riera, Adrián Sánchez-Montalvá, Cristina Bocanegra, Jacobo Mendioroz, Arlette N Eugenio, Elena Sulleiro, Warren Meredith, Teresa López, Milagros Moreno, Israel Molina

Abstract

BackgroundScarce information about malaria epidemiology in Angola has been published. The objective of this study is to describe the epidemiology of malaria at the Hospital Nossa Senhora da Paz (Cubal, Angola) and the fatality rate due to malaria (total and in children under five years) in the last five years.MethodsA retrospective, observational study was performed at the Hospital Nossa Senhora da Paz, a 400-bed rural hospital located in Benguela Province of Angola. The study population included all patients who attended the hospital from January 2009 to December 2013. Outcome variables were calculated as follows: the percentage of malaria cases (number of positive thick blood films, divided by the total thick blood films performed); the percentage of in-patients for malaria (number of in-patients diagnosed with malaria, divided by the total number of in-patients); and, the fatality rate (number of deaths due to malaria divided by the number of positive thick blood films).ResultsOverall, 23,106 thick blood films were performed, of which 3,279 (14.2%) were positive for Plasmodium falciparum infection. During this five-year period, a reduction of 40% (95% CI 37-43%, p¿<¿0.001) in the malaria-positive slides was detected. Distribution of positive-malaria slides showed a seasonal distribution with a peak from December to March (rainy season). An average annual reduction of 52% (95% CI 50-54%, p¿<¿0.001) in the admissions due to malaria was observed. The overall fatality rate due to malaria was 8.3%, and no significant differences in the annual fatality rate were found (p¿=¿0.553).ConclusionsA reduction in the number of malaria cases and the number of admissions due to malaria has been observed at the Hospital Nossa Senhora da Paz, during the last five years, and incidence along the study period showed a seasonal distribution. All this information could be useful when deciding which malaria control strategies have to be implemented in this area.

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Mendeley readers

Mendeley readers

The data shown below were compiled from readership statistics for 50 Mendeley readers of this research output. Click here to see the associated Mendeley record.

Geographical breakdown

Country Count As %
Ethiopia 1 2%
Unknown 49 98%

Demographic breakdown

Readers by professional status Count As %
Student > Master 11 22%
Researcher 9 18%
Student > Bachelor 6 12%
Student > Ph. D. Student 6 12%
Other 3 6%
Other 7 14%
Unknown 8 16%
Readers by discipline Count As %
Medicine and Dentistry 16 32%
Social Sciences 6 12%
Nursing and Health Professions 4 8%
Biochemistry, Genetics and Molecular Biology 3 6%
Agricultural and Biological Sciences 2 4%
Other 5 10%
Unknown 14 28%
Attention Score in Context

Attention Score in Context

This research output has an Altmetric Attention Score of 2. This is our high-level measure of the quality and quantity of online attention that it has received. This Attention Score, as well as the ranking and number of research outputs shown below, was calculated when the research output was last mentioned on 04 May 2019.
All research outputs
#14,209,720
of 22,780,165 outputs
Outputs from Malaria Journal
#3,953
of 5,557 outputs
Outputs of similar age
#186,843
of 351,728 outputs
Outputs of similar age from Malaria Journal
#62
of 116 outputs
Altmetric has tracked 22,780,165 research outputs across all sources so far. This one is in the 35th percentile – i.e., 35% of other outputs scored the same or lower than it.
So far Altmetric has tracked 5,557 research outputs from this source. They typically receive a little more attention than average, with a mean Attention Score of 6.8. This one is in the 24th percentile – i.e., 24% of its peers scored the same or lower than it.
Older research outputs will score higher simply because they've had more time to accumulate mentions. To account for age we can compare this Altmetric Attention Score to the 351,728 tracked outputs that were published within six weeks on either side of this one in any source. This one is in the 44th percentile – i.e., 44% of its contemporaries scored the same or lower than it.
We're also able to compare this research output to 116 others from the same source and published within six weeks on either side of this one. This one is in the 42nd percentile – i.e., 42% of its contemporaries scored the same or lower than it.