Results 131 to 140 of about 33,194 (158)
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Biometrics, 2021
AbstractThe propensity methodology is widely used in medical research to compare different treatments in designs with a nonrandomized treatment allocation. The inverse probability weighted (IPW) estimators are a primary tool for estimating the average treatment effect but the large variance of these estimators is often a significant concern for their ...
Jiangang Liao, Charles Rohde
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AbstractThe propensity methodology is widely used in medical research to compare different treatments in designs with a nonrandomized treatment allocation. The inverse probability weighted (IPW) estimators are a primary tool for estimating the average treatment effect but the large variance of these estimators is often a significant concern for their ...
Jiangang Liao, Charles Rohde
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Statistics in Medicine, 2016
Marginal structural Cox models are used for quantifying marginal treatment effects on outcome event hazard function. Such models are estimated using inverse probability of treatment and censoring (IPTC) weighting, which properly accounts for the impact of time‐dependent confounders, avoiding conditioning on factors on the causal pathway.
Olli Saarela, Zhihui (Amy) Liu
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Marginal structural Cox models are used for quantifying marginal treatment effects on outcome event hazard function. Such models are estimated using inverse probability of treatment and censoring (IPTC) weighting, which properly accounts for the impact of time‐dependent confounders, avoiding conditioning on factors on the causal pathway.
Olli Saarela, Zhihui (Amy) Liu
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Journal of Psychiatric Research
We conducted a retrospective study using medical records from Fujita Health University Hospital to evaluate the treatment discontinuation rates of suvorexant and lemborexant in patients with insomnia and to clarify differences in treatment acceptability.
Kota Hatano +6 more
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We conducted a retrospective study using medical records from Fujita Health University Hospital to evaluate the treatment discontinuation rates of suvorexant and lemborexant in patients with insomnia and to clarify differences in treatment acceptability.
Kota Hatano +6 more
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2021
Opioid use disorder (OUD) is a chronic condition that affects three million people in the United States and 16 million people worldwide. Randomized controlled trials (RCTs) are the gold standard for OUD, but there are multiple methodological complexities present in the analysis of randomized controlled OUD trials.
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Opioid use disorder (OUD) is a chronic condition that affects three million people in the United States and 16 million people worldwide. Randomized controlled trials (RCTs) are the gold standard for OUD, but there are multiple methodological complexities present in the analysis of randomized controlled OUD trials.
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Pharmacoepidemiology and Drug Safety, 2012
ABSTRACTPurposeWhen medications are modified in response to changing clinical conditions, confounding by indication arises that cannot be controlled using traditional adjustment. Inverse probability of treatment weights (IPTWs) can address this confounding given assumptions of no unmeasured confounders and that all patients have a positive probability ...
Ryan D, Kilpatrick +5 more
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ABSTRACTPurposeWhen medications are modified in response to changing clinical conditions, confounding by indication arises that cannot be controlled using traditional adjustment. Inverse probability of treatment weights (IPTWs) can address this confounding given assumptions of no unmeasured confounders and that all patients have a positive probability ...
Ryan D, Kilpatrick +5 more
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Research on Stock Market Prediction based on Inverse Probability of Treatment Weighting Method.
Science and Technology of Engineering, Chemistry and Environmental ProtectionAlthough randomized controlled trials (RCTs) are considered the best method to evaluate the impact of interventions, their application in the financial industry is not feasible due to ethical and practical issues. Propensity Score Matching (PSM) minimizes the problem of bias in observational studies.
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Child Psychiatry & Human Development
Adolescents with attention-deficit/hyperactivity disorder (ADHD) exhibit heightened vulnerability to school bullying, with sex-specific patterns. This study analyzed data from the 2021 Korean National Survey on Mental Health of Youth, comprising 6,689 adolescents (ages 12-18; 50.9% male).
Donghyeon, Kim +2 more
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Adolescents with attention-deficit/hyperactivity disorder (ADHD) exhibit heightened vulnerability to school bullying, with sex-specific patterns. This study analyzed data from the 2021 Korean National Survey on Mental Health of Youth, comprising 6,689 adolescents (ages 12-18; 50.9% male).
Donghyeon, Kim +2 more
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Pharmaceutical Statistics, 2009
AbstractIn survival analysis, treatment effects are commonly evaluated based on survival curves and hazard ratios as causal treatment effects. In observational studies, these estimates may be biased due to confounding factors. The inverse probability of treatment weighted (IPTW) method based on the propensity score is one of the approaches utilized to ...
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AbstractIn survival analysis, treatment effects are commonly evaluated based on survival curves and hazard ratios as causal treatment effects. In observational studies, these estimates may be biased due to confounding factors. The inverse probability of treatment weighted (IPTW) method based on the propensity score is one of the approaches utilized to ...
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Active Learning for Regression by Inverse Distance Weighting
Information Sciences, 2023Alberto Bemporad
exaly