Results 21 to 30 of about 10,420,721 (307)

Combining controls can improve power in two-stage association studies

open access: yesBMC Genetics, 2018
Background High dimensional case control studies are ubiquitous in the biological sciences, particularly genomics. To maximise power while constraining cost and to minimise type-1 error rates, researchers typically seek to replicate findings in a second ...
James Liley
doaj   +1 more source

High Density Lipoprotein Cholesterol as a Risk Factor of Coronary Artery Diseases in Young Western Indians: A Comparison with Other Lipid Markers [PDF]

open access: yesNational Journal of Laboratory Medicine, 2016
Introduction: Dyslipidemia – a modifiable risk factor of Coronary Artery Diseases (CAD) is often subjected to ethnic variations. Different communities are known to possess different pattern of lipid abnormalities and study of it is highly required in
Jagjeet K. Deshmukh   +7 more
doaj   +1 more source

RESEARCH METHODOLOGY SERIES Study design: the soul of the recipe for clinical research

open access: yesIndian Journal of Kidney Diseases, 2022
A good research study begins with a good hypothesis. From the hypothesis arise the objectives of the study. The study design is the instrument to carry out the objective in the best possible manner.
Nivedita Kamath   +2 more
doaj   +1 more source

A case-control study of the effect of infant feeding on celiac disease [PDF]

open access: yes, 2001
Aims: The aim of this study was to investigate the association between the duration of breast-feeding and the age at the first gluten introduction into the infant diet and the incidence and age at onset of celiac disease. Methods: In a case-control study,
Erbersdobler, Helmut F.   +3 more
core   +1 more source

Design and data analysis case-controlled study in clinical research

open access: yesAnnals of Indian Academy of Neurology, 2013
Clinicians during their training period and practice are often called upon to conduct studies to explore the association between certain exposures and disease states or interventions and outcomes. More often they need to interpret the results of research
Sanjeev V Thomas   +2 more
doaj   +1 more source

Race/ethnicity and the risk of childhood leukaemia: a case-control study in California. [PDF]

open access: yes, 2015
BackgroundWe conducted a large registry-based study in California to investigate the association between race/ethnicity and childhood leukaemia focusing on two subtypes: acute lymphoblastic leukaemia (ALL) and acute myeloid leukaemia (AML).MethodsWe ...
Cockburn, Myles   +5 more
core   +2 more sources

Association between suspected Zika virus disease during pregnancy and giving birth to a newborn with congenital microcephaly: a matched case–control study

open access: yesBMC Research Notes, 2017
Objective In early 2015, an outbreak of an acute exanthematous illness with dengue-like symptoms occurred in northeastern Brazil. By the end of the same year, an unexpected increase in the number of cases of microcephaly was observed in the region.
Ticiane Henriques Santa Rita   +4 more
doaj   +1 more source

Relative risk of gastric cancer between those with and without Helicobacter pylori infection history in Japan

open access: yesJGH Open, 2022
Background and Aim The causal relationship between Helicobacter pylori (H. pylori) infection and gastric cancer has been established. Although the magnitude of the carcinogenic effect of H.
Shogo Kikuchi   +5 more
doaj   +1 more source

Risk of Guillain-Barré syndrome after 2010–2011 influenza vaccination [PDF]

open access: yes, 2013
Influenza vaccination has been implicated in Guillain Barré Syndrome (GBS) although the evidence for this link is controversial. A case–control study was conducted between October 2010 and May 2011 in seven Italian Regions to explore the relation between
Beghi, E   +12 more
core   +1 more source

MOESM2 of Malaria outbreak investigation and contracting factors in Simada District, Northwest Ethiopia: a caseâ control study

open access: yes, 2019
Additional file 2: Figure S1. Threshold of Malaria in Yekosa health center in Workaye Kebele, Simada District, Northwest Ethiopia. It shows number of malaria cases in Yekosa health center in comparison to WHO week and 2015 (WHO week that showed malaria threshold comparing, cases of 2015 with 2016).
Baymot Workineh   +3 more
openaire   +1 more source

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