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Confounding Factors in the Analysis

What do we know of Roman wall painting technique? Potential confounding factors in ancient paint media analysis

What do we know of Roman wall painting technique? Potential confounding factors in ancient paint media analysis

... of confounding factors which might be causing skewed ...These factors could be related to the difficulty of extracting ancient paint media as well as to the influence of microbiological ...

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Relation between temperature and suicide mortality in Japan in the presence of other confounding factors using time-series analysis with a semiparametric approach

Relation between temperature and suicide mortality in Japan in the presence of other confounding factors using time-series analysis with a semiparametric approach

... After controlling for the seasonal pattern in suicide mor- tality we found a short-term effect of daily maximum temperature on suicide, which was consistent with the study conducted by Page and colleagues [15]. Page et ...

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Gender Aspects of Confounding Factors in the Preparation of Powerlifters

Gender Aspects of Confounding Factors in the Preparation of Powerlifters

... The analysis of the table shows that during a training session the three most significant confounding factors from men’s point of view include injury (2), physical fatigue ...important ...

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Bayesian negative binomial regression for differential expression with confounding factors

Bayesian negative binomial regression for differential expression with confounding factors

... DE analysis results, we apply BNB-R on the Th17 data- set, considering only the condition factor but ignoring the temporal information of different ...differential analysis results, the GO analysis, ...

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Control of confounding in the analysis phase – an overview for clinicians

Control of confounding in the analysis phase – an overview for clinicians

... Requirements to the analysis in the future In the future, it would be an achievement if we were better at identifying confounding factors. At present, the selection of potential confounders in models ...

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Effects of Confounding Factors on Blood Pressure in Hypertensive Patients: A Cross Sectional Study

Effects of Confounding Factors on Blood Pressure in Hypertensive Patients: A Cross Sectional Study

... Data was analyzed using the SPSS 26 statistical analysis program. Age, systolic and diastolic BP were analyzed as mean, standard deviation, minimum and maximum score. The normality of the data was examined using ...

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Influence of Confounding Factors on Radiation Dose Estimation Using In Vivo Validated Transcriptional Biomarkers.

Influence of Confounding Factors on Radiation Dose Estimation Using In Vivo Validated Transcriptional Biomarkers.

... Gene expression biomarkers have become of great interest as potential bioindicators to determine radiation exposure and dose received (Kabacik et al. 2011, Kabacik et al. 2011, Budworth et al. 2012, Manning et al. 2013, ...

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Confounding Effect Modification Examples

Confounding Effect Modification Examples

... the analysis? Reasons why is effect of two criteria have to gender and reporting of ...what factors need to the recession on restorative ...the confounding factor can artificially be modified by the ...

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Land-surface controls on afternoon precipitation diagnosed from observatorial data: uncertainties and confounding factors

Land-surface controls on afternoon precipitation diagnosed from observatorial data: uncertainties and confounding factors

... Bottom row: NARR, all years (1979–2007) for comparison, as the conditioning on previous-day precipitation reduces the number of days available for the computation. The size of the dots indicates the number of days ...

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ERP Systems as Facilitating. And. Confounding factors in Corporate Mergers: the case of two Canadian telecommunications companies.

ERP Systems as Facilitating. And. Confounding factors in Corporate Mergers: the case of two Canadian telecommunications companies.

... IV. PRELIMINARY FINDINGS As our research partner is the TWU it is not a surprise that one of the goals of the work is to learn and be able to anticipate the impact the changes wrought by SAP and the merger will have on ...

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Joint Modelling of Confounding Factors and Prominent Genetic Regulators Provides Increased Accuracy in Genetical Genomics Studies

Joint Modelling of Confounding Factors and Prominent Genetic Regulators Provides Increased Accuracy in Genetical Genomics Studies

... (Probabilistic ANAlysis of genoMic dAta), a novel probabilistic model to account for confounding factors within an eQTL ...hidden factors jointly with the effect of prominent genetic ...

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Factors confounding the assessment of reflection: a critical review

Factors confounding the assessment of reflection: a critical review

... knowledge’, finally leading to 3. ‘new perspectives’. They described self-awareness, critical analysis, synthesis, and evaluation as requisite skills for this process. Since those three phases are common to the ...

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Hierarchical Priors for Bias Parameters in Bayesian

Sensitivity Analysis for Unmeasured Confounding

Hierarchical Priors for Bias Parameters in Bayesian Sensitivity Analysis for Unmeasured Confounding

... unmeasured confounding figures prominently in pharmacoepidemiology, which is concerned with improving our understanding of the effectiveness and safety of ...the factors that influence prescribing. ...

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Sensitivity Analysis for Causal Inference Under Unmeasured  Confounding and Measurement Error Problems

Sensitivity Analysis for Causal Inference Under Unmeasured Confounding and Measurement Error Problems

... Causal parameters are defined in terms of a counterfactual stochastic process that measures what would happen to a subject under a system that enforces the value of the exposure variable. Since the researcher can only ...

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Confounding Patient Factors Affecting the Proper Interpretation of the Periostin Level as a Biomarker in Asthma Development

<p>Confounding Patient Factors Affecting the Proper Interpretation of the Periostin Level as a Biomarker in Asthma Development</p>

... Due to the direct anatomic relation between the mouth and the upper airways and their similarity in cytokine composition with the lower airways in asthma, salivary analysis of POSTN could offer noninvasive rapid ...

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Mediation analysis with intermediate confounding: structural equation modeling viewed through the causal inference lens

Mediation analysis with intermediate confounding: structural equation modeling viewed through the causal inference lens

... is greater (P = 0.08 and P = 0.01, respectively), suggesting that the Robins and Greenland assumption may be more plau- sible in this example. We nevertheless report the estimates of the mediation effects obtained under ...

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Mediation Analysis With Intermediate Confounding: Structural Equation Modeling

Viewed Through the Causal Inference Lens

Mediation Analysis With Intermediate Confounding: Structural Equation Modeling Viewed Through the Causal Inference Lens

... M. It appears that there is little evidence to reject β xm = 0 (P = 0.76), while the evidence for β xl and β ll being nonzero is greater (P = 0.08 and P = 0.01, respectively), suggesting that the Robins and Greenland ...

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Can statistic adjustment of OR minimize the potential confounding bias for meta-analysis of case-control study? A secondary data analysis

Can statistic adjustment of OR minimize the potential confounding bias for meta-analysis of case-control study? A secondary data analysis

... In summary, we detected potential inconsistency in meta-analysis of case-control studies, which may influ- ence the precision of the summarized effect size. First, mixed unadjusted and adjusted OR were used to ...

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Instrumental variable analysis in the presence of unmeasured confounding

Instrumental variable analysis in the presence of unmeasured confounding

... measured confounding can be controlled for with a variety of sophisticated methods such as propensity score-based matching, stratification and multivariable regression model, the unmeasured confounding is ...

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Confounding Factors Affecting the Marginal Quality of an Intra-Oral Scan

Confounding Factors Affecting the Marginal Quality of an Intra-Oral Scan

... these factors affect the visibility of the margin and its surrounding hard and soft ...these factors. In the meantime, clinicians should be mindful of these factors, and may wish to consider ...

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