proportional odds model
Attitudes toward clinical trials across the Alzheimer’s disease spectrum
... a proportional odds model (ordinal logistic regression) for each scenario where the response was a discretization of the composite willingness score in each case (low risk and burden, medium risk and ...
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Effect of sex and age on traumatic brain injury: a geographical comparative study
... single model that is considered the most robust approach when analyzing the ordinal outcomes of clinical trials [1, 9, 36, ...the proportional odds model and sliding dichotomy model ...
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Repolr : an R package for fitting proportional odds models to repeated ordinal scores
... the proportional-odds model to repeated ordinal data are available in widely used commercial packages such as SAS (SAS Institute ...correlation model (independence, exchangeability, AR1, ...
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Associations between gestational weight gain and rate of infancy weight gain in Hawai‘i and Puerto Rico WIC participants
... A proportional odds model was used to investigate the association between gestational weight gain and infancy weight gain rate (rapid or extremely rapid, on-track, or slow), adjusting for maternal ...
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Proportional odds models for repeated composite and long ordinal outcome scales
... cut-point model compared to the usual fully specified proportional-odds cut-point model, in a less complex setting than the example of Section 3 using ordinal outcomes with 10 score ...of ...
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Bayesian Survival Modelling of University Outcomes
... survival model is employed for this purpose. This is based on the Proportional Odds model introduced in Cox (1972) and can be estimated by means of a multinomial logistic ...sampling ...
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Application of ordinal logistic regression analysis in determining risk factors of child malnutrition in Bangladesh
... as proportional odds model (POM), two versions of the partial proportional odds model-without restrictions (PPOM-UR) and with restrictions (PPOM-R), continuous ratio model ...
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Impact assessment of malaria vector control using routine surveillance data in Zambia: implications for monitoring and evaluation
... Malaria is diagnosed using either direct microscopy or rapid diagnostic tests (RDTs) in health facilities and gener- ally by the HRP-2 RDT (ICT Malaria Test W , R and R mar- keting, Cape Town, South Africa) at community ...
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Proportional odds ratio model for comparison of diagnostic tests in meta-analysis
... random-effect model has no population-specific ...random-effect model exchanges questionable homogeneity assumption for a fictitious random distribu- tion of ...random model is that SE and CI reflect ...
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A Comparative Study of Data Mining Algorithms used for Signal Detection in FDA AERS Database
... (Reporting Odds Ratio (ROR), Proportional Reporting Ratio (PRR) and Information Component (IC)) were selected and applied retrospectively in USFDA Adverse Event Reporting System database to detect five ...
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A LOCALIZED LOGIT MODEL FOR PREDICTING INFANT SURVIVAL OUTCOMES
... Rate Model to the data set of maternal and infant birth characteristics captured by the dichotomous response variable; child birth state (survive, stillbirth) and the covariates; mothers age, method of delivery, ...
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Persistence and Extinction of a Stochastic Epidemic Model with Delay and Proportional Vaccination
... epidemic model with proportional vaccination and generalized nonlinear rate is formulated and investigated in the ...epidemic model admits a unique and global positive solution with probability one ...
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Investigating Interaction of Study Group Based Massive Open Online Courses
... of proportional odds logistic regression, and they are known to provide less biased estimates than simpler techniques that do not take into account the potentially truncated nature of time-to-event ...
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Flexible parametric modelling of cause-specific hazards to estimate cumulative incidence functions
... to model compe- ting risks scenarios using the approach that estimates both the cause-specific hazards and the cumulative incidence functions as we believe both to be useful ...the model as well as handling ...
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Contextual Assessment of Women Empowerment and Its Determinants: Evidence from Pakistan
... compute proportional odds ratios to compare relative effect of each category over the reference category to explain variations in the decision making power of ...
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Volume 4 - Article 6 | Pages 163–184
... Following the work of Alfred Lotka, formal demography has focused on stable populations, i.e. multi-age models with vital rates that are constant over time (cf. Keyfitz, 1977). In cohort and stationary population ...
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Natural Course of Dissecting Vertebrobasilar Artery Aneurysms without Stroke
... This study has several limitations. First, the radiologic examina- tion findings were not the same for all patients. The diameter of the aneurysm was different between CTA and MRA. Neverthe- less, the goal of this study ...
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On the proportional hazards model for occupational and environmental case-control analyses
... The asymptotic properties of the Lin variance estima- tor have been investigated and a small simulation study has been conducted to investigate these properties in fi- nite samples [13]. The results indicated that the ...
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Estimating proportional hazards model using frequentist and bayesian approaches
... hazards model can be modelled from classical perspective by obtaining the partial likelihood approach in estimating the unknown ...the model has been the most common from a Bayesian ...hierarchical ...
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New findings on exponential convergence of a Nicholson’s blowflies model with proportional delay
... blowflies model with proportional ...blowflies model with proportional ...blowflies model with proportional delays, which shows that the results derived in this paper are new and ...
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