Results 21 to 30 of about 3,867,391 (182)

Unbiased estimation of odds ratios: combining genomewide association scans with replication studies. [PDF]

open access: yes, 2009
Odds ratios or other effect sizes estimated from genome scans are upwardly biased, because only the top-ranking associations are reported, and moreover only if they reach a defined level of significance. No unbiased estimate exists based on data selected
Bowden, Jack   +3 more
core   +1 more source

Peri-operative Inotrope Use in Off Pump Coronary Artery Bypass Graft Surgeries [PDF]

open access: yesJournal of Clinical and Diagnostic Research, 2017
Introduction: Off-Pump Coronary Artery Bypass Graft (OPCABG) surgery is now widely accepted and practiced. The literature on inotrope use in OPCABG is sparse. Aim: To look into the intra-operative and immediate postoperative (up to 12 hours after skin
Nidheesh Chooriyil   +1 more
doaj   +1 more source

Measuring association between two categorical variables: revisiting risk ratio and odds ratio

open access: yes, 2020
In many statistical analyses the relative risk or risk ratio (RR) and odds ratio (OR) are two commonly used measures of association between two categorical variables. The risk, and hence the RR, are defined in terms of probability.
Memon, Muhammad Ashraf, Khan, Shahjahan
core   +1 more source

Sobre la traducción del término inglés odds ratio como oportunidad relativa

open access: yesSalud Pública de México, 1997
En este artículo argumentamos en favor de la traducción del término odds ratio, de estética formal antinatural para los hispanohablantes y con problemas fonéticos añadidos, por oportunidad relativa.
JOSÉ M. MARTÍN-MORENO   +1 more
doaj   +2 more sources

Identifying Heterogeneity of Diabetics Mellitus Based on the Demographical and Clinical Characteristics

open access: yesHuman-Centric Intelligent Systems, 2022
Background: Diabetes is a long-term disease, which is characterised by high blood sugar and has risen as a public health problem worldwide. It may prompt a variety of serious illnesses, including stroke, kidney failure, and heart attacks.
Linta Islam   +5 more
doaj   +1 more source

Some reproductive indexes of thirty dairy herds in the Po valley

open access: yesItalian Journal of Animal Science, 2011
The need of increasing the daily milk yield often has negative backup on herd fertility (Westwood et al., 2002). Culling because of reproductive failure is a cost in dairy breeding.
C. Cerioli, F. Masoero, M. Moschini
doaj   +1 more source

Informational Odds Ratio: A Useful Measure of Epidemiologic Association in Environment Exposure Studies

open access: yes, 2012
The informational odds ratio (IOR) measures the post-exposure odds divided by the pre-exposure odds (ie, information gained after knowing exposure status). A desirable property of an adjusted ratio estimate is collapsibility (ie, the combined crude ratio
Christopher J. Phillips   +12 more
core   +1 more source

OCORRÊNCIA E FATORES DE RISCO ASSOCIADOS À IDENTIFICAÇÃO DA ANEMIA INFECCIOSA EQUINA EM EQUÍDEOS DE TRAÇÃO

open access: yesCiência Animal Brasileira, 2014
O objetivo do presente trabalho foi determinar a ocorrência e os fatores de risco associados à identificação da anemia infecciosa equina (AIE) em equídeos de tração na Cidade de São Luís - MA.
Nancyleni Pinto Chaves   +5 more
doaj   +1 more source

Odds Ratio Estimation for Small Count in Zero-Inflated Poisson

open access: yesIEEE Access, 2020
The odds ratio estimation when observed frequencies are very small usually causes difficulty in calculation. In this paper, we proposed the estimator of odds ratio for small count using Empirical Bayes (EB) in Zero-inflated Poisson distribution, where ...
Kobkun Raweesawat, Katechan Jampachaisri
doaj   +1 more source

The male to female ratio at birth [PDF]

open access: yes, 2014
The factors that influence the male to female ratio at birth are legion. Males are usually born in excess and stress decreases the ratio while wellbeing and good health tends to increase it.
Mamo, Julian, Grech, Victor E.
core   +1 more source

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