Evidence map›Paper›PMID 31933604›Full record

ArticlePakistan journal of medical sciences2020

Malaria and the climate in Karachi: An eight year review.

Fivzia Herekar, Sundus Iftikhar, Ahsana Nazish, Sabeen Rehman

Abstract read
In one paragraph

Article in Pakistan journal of medical sciences, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

4 authors.

Fivzia HerekarFivzia Herekar, FCPS (Infectious Diseases), Department of Internal Medicine, Indus Hospital Research Center, The Indus Hospital, Karachi, Pakistan.
Sundus IftikharSundus Iftikhar, Mphil (Statistics), Indus Hospital Research Center, The Indus Hospital, Karachi, Pakistan.
Ahsana NazishAhsana Nazish, MSc (Health Policy and Management), Malaria Program, Indus Hospital Research Center, The Indus Hospital, Karachi, Pakistan.
Sabeen RehmanSabeen Rehman, FCPS (Internal Medicine), Department of Internal Medicine, Indus Hospital Research Center, The Indus Hospital, Karachi, Pakistan.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

BACKGROUND AND

objectiveMalaria is an arthropod-borne infectious disease transmitted by the mosquito Anopheles and claims millions of lives globally every year. Reasons for failure to eradicate this disease are multifactorial. The seasonality of the malaria is principally determined by climatic factors conducive for breeding of the vector. We aimed to study the relationship between climatic variability and the seasonality of malaria over an eight-year duration.

methodsThis was a retrospective medical chart review of 8,844 confirmed cases of malaria which presented to The Indus Hospital, Karachi from January 2008 to November 2015. Cases were plotted against meteorological data for Karachi to elicit monthly variation.

resultsA secular incline and seasonality in malaria cases over the duration of eight years was seen. More cases were reported in the summer, rainy season compared with the other three seasons in each year. There was significant association with specific climate variables such as temperature, moisture, and humidity.

conclusionThere is a marked seasonal variation of malaria in Karachi, influenced by various environmental factors. Identification of the 'the concentrated period' of malaria can be helpful for policymakers to deploy malaria control interventions.

Indexed as

AnophelesMalariaSeasonality

Identifiers

PMID31933604
PMCPMC6943108

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.