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Showing 1 to 20 of 171 for “"Propensity score matching"”.
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Propensity Score Matching Techniques: Simulation and Application in an Educational Research Context
<p>Propensity score matching is a relatively new technique used in observational studies to approximate data that have been randomly assigned to treatment. This technique assimilates the values of several covariates into a single propensity score that is used as a matching variable to create …
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The performance of propensity score matching and weighting methods on samples of various properties
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-12-04 without embargo terms
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An Analysis of All-Cause Mortality on Patients with Sickle Cell Disease and Kidney Disease using Propensity Score Matching
… to event or survival analysis and the notion of propensity score matching to deal with confounding factors. A full analysis is reported in Chapter 2 concerning mortality for in-center dialysis patients with sickle cell disease to demonstrate the application of a general analysis strategy that has …
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Causal Effect of Corporal Punishment on Children's Internalizing and Externalizing Behavioral Outcomes: Results from a Propensity Score Matching Analysis
… and externalizing behaviors by using a Propensity Score Matching (PSM) analysis. This study uses data from waves 1 and 2 of the longitudinal cohort study of the Project on Human Development in Chicago Neighborhoods (PHDCN), including 6, 9, 12, and 15 year old cohorts. Results reveal two …
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Permanency Outcomes of Children in Kinship and Non -Kinship Foster Care: Minimizing the Effects of Selection Bias With Propensity Score Matching
Analyses of proportions and survival times were conducted to investigate the permanency outcomes of children in relative and non-relative foster homes using unmatched and matched AFCARS samples. The permanency outcomes include reunification, adoption, and legal guardianship, length of stay, …
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Assessing the Impact of the Jepara Furniture Value Chain Project
… association started as part of the project. The propensity score for association membership was estimated using unchanging firm and owner characteristics, as well as information recalled about firm operations in 2009 (before the association was formed). Propensity score matching was used to …
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Community college dual credit: differential participation and differential impacts on college access and completion
… a descriptive and quasi-experimental design. Propensity score matching is used to estimate the impact of student participation in community college dual credit courses during the senior year of high school on two outcomes: college enrollment and college completion. Propensity score matching, a …
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Evaluation of the adoption and impact of improved fallow technologies among selected cotton farmers in Zambia
… production and income was studied by using the propensity score matching and the endogenous switching regression models. The propensity score matching mainly served to provide a high quality sub sample of matched groups of adopters and non-adopters of the technology from which the impact was …
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Evaluation of the adoption and impact of improved fallow technologies among selected cotton farmers in Zambia
… production and income was studied by using the propensity score matching and the endogenous switching regression models. The propensity score matching mainly served to provide a high quality sub sample of matched groups of adopters and non-adopters of the technology from which the impact was …
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Impact of Transradial Approach in Patients with High Risk Acute Coronary Syndrome Undergoing Percutaneous Coronary Intervention and Abciximab on In-Hospital Clinical Outcomes and Bleeding Complications
… access site was not randomly assigned, we used propensity score matching to minimize bias. Total 596 patients (298 in each group) remained after propensity score matching. The primary end point was in-hospital major adverse cardiac event (MACE) including all-cause death, non-fatal myocardial …
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Subsidies, aquaculture technology adoption, and welfare impacts in Ghana and Kenya
… of marketing matured fish increase household propensity to purchase improved feed commercially. The implications of these are that policies that help reduce the price of improved feed, such as reduction in tariffs on imported feeds and feed ingredients will foster demand for the feed, as will …
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Analyzing Electricity Use of Low Income Weatherization Program Participants Using Propensity Score Analysis and a Hierarchical Linear Growth Model
<p>This evaluation utilized propensity score matching methods and a longitudinal hierarchical linear growth model to determine the effect of residential energy efficiency upgrade(s) on household electricity use for the low-income community over the course of a year in the City and County of Denver, …
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Ρομποτική αποκατάσταση βουβωνοκήλης
… συγκριτικές μελέτες και αναδρομικές αναλύσεις με propensity score matching. Η αξιολόγηση του κινδύνου μεροληψίας πραγματοποιήθηκε με τα εργαλεία RoB 2 και ROBINS-II. Αποτελέσματα Από τα συνολικά 89 άρθρα που εντοπίστηκαν, έξι μελέτες πληρούσαν όλα τα κριτήρια ένταξης, εκ των οποίων τρεις ήταν …
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An Exploration of the Enrollment and Outcomes of the Virginia Governor's STEM Academies
… a higher rate of Academy participation. After matching students with propensity score matching on demographic and early academic characteristics, I find that Academy participants are more likely to take Algebra II at an earlier grade, enroll in more Career and Technical Education and dual …
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Essays on CEO compensation and corporate governance
… using firm fixed effects, CEO fixed effects and propensity score matching, no significant correlation is found between compensation consultants and the level and composition of CEOs’ pay. This study also investigates the effect of governance quality, and finds that the effects of compensation …
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Essays on understanding post-secondary preparation and matriculation of high school students relative to differential public school contexts
… revenue is related to an increase in ACT math scores, likelihood of four-year post-secondary enrollment, and four-year post-secondary degree attainment. Utilizing the same Illinois high school data and propensity-score matching techniques, the second paper explores the relationship between a …
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Assessing the Effects of the Ignition-Interlock Device on Recidivism
… and combined pretrial and probation combined. Propensity score matching is used to account for the selection bias commonly present in observational studies of DWI offenders. Results indicate the ignition-interlock device has a negative effect on the risk of and time to DWI recidivism during …
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The Effect of Innovation on Corporate Tax Avoidance
… different measures of effective tax rates and to propensity-score matching.
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Ensemble Learning Methods for Educational Data Mining Applications
… study data and estimation of treatment effects. Propensity score matching has widely been accepted to counteract inherent selection bias in these studies. We present an ensemble learner for propensity score estimation, and consider the use of inverse probability of treatment weighting (IPTW), …
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High flow nasal oxygen versus mechanical ventilation as initial respirator support in severe COVID-19 ARDS at Groote Schuur Hospital : a propensity score analysis
… the COVID first wave at Groote Schuur Hospital. Propensity score matching was used to compare outcomes between HFNO as initial ventilation strategy and MV as first-line therapy. Eligible patients were adults (> 18 years) with severe respiratory failure and confirmed COVID-19 pneumonia. The …
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