Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 16 of 16 for “"medical claims"”.
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Predicting Kidney Transplantation Using Prior Disease Diagnosis From Medicare Claims Data
… patients earlier than traditional methods. I use medical claims data to determine common risk factors of all patients who have received a kidney transplant. For the control group I include all patients who have not received a kidney transplant. I used a binary logistic regression utilizing common …
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Participation in a health promotion programme and healthcare costs : cross-sectional research of the Discovery Vitality programme
… with the fitness related activities (Study2) and medical claims and hospital admission amongst adult members of a major health insurer.
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The Reduction of 3,4,5 - Trimethoxybenzoylchloride by Lithium Aluminum Tri-Tertiary Butoxy Hydride Synthesis of 5 - (V ,5' ,6' - Trimethoxyphenyl) - Bis Lactone of [3 - Hydroxymethyl - 4 - Carboxy] and 1 - Hydroxymethyl - 4 - Carboxy Cyclohexadiene - 3, 6 and Related Compounds. Preparation of 5 - (4',5',6' - Trimethoxyphenyl) - 2 - [ N,N - (Bis - 2 - Chloroethyl) Amino] Methyl - 4 , 6 - Dicarbethoxycyclohexanedione - 1,3.
Judging from the medical claims which have been made for podophyllin in the last three centuries, the drug could be a panacea. Twice within the last 150 years, reports from the United States of therapeutic properties of podophyllin have attracted attention of clinicians and research workers all …
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Burden Of Depression Among Individuals With Irritable Bowel Syndrome(IBS) In The Medicaid Population
… with IBS were identified based on any medical claims for the disease. Beneficiaries with one or more medical claims for depression during the study period were considered to have had comorbid depression. For each beneficiary, the first claim for IBS in 2007 was considered as the index …
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Changes in Healthcare Utilization and Charges Among Supportive Housing Residents Enrolled in a Health Coaching Program
… program. We utilized retrospective longitudinal medical claims data and a qualitative examination of participants' perceptions of the program's influence on their healthcare use. Zero-inflated negative binomial model and log-gamma models were used to assess change in count variables and charged …
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Patterns of heart attacks
… Specifically, we apply the algorithms to medical claims data from more than 47,000 members over five years to: 1) find different groups of members that have interesting temporal diagnostic patterns leading to myocardial infarction and 2) provide out-of-sample predictions of myocardial …
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Improving Observational Causality Using Machine Learning
… are evaluated for their real-world efficacy on a medical claims dataset with over 60 million patients. Finally, we show the utility of incorporating machine learning into the causal study lifecycle through a large-scale study of the impact of civility in online social interactions. Through these …
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Geographic and demographic transmission patterns of the 2009 A/H1N1 influenza pandemic in the United States
… This is made possible by the availability of medical claims records maintained in the private sector that capture the weekly incidence of influenza-like illness in 834 US cities. First, a probabilistic method is developed to infer each city's outbreak onset time. This reveals a clear wave-like …
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Three essays on physician pricing
… in the community. In chapter two, I use the medical claims data from a Fortune 500 firm (Firm) to evaluate physician pricing response to the Firm’s institution of fee ceilings. I find that physicians who are constrained by the fee ceiling systematically record a more expensive office visit …
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The Effect of Sexual Harassment on Female Naval Officers: A Phenomenological Study
… turnover, absenteeism and stress-related medical claims. Courts are continually refining the legal definition of sexual harassment, resulting in a steady expansion of employers' liability. Perceptions of men and women regarding what constitutes sexual harassment differ markedly as do their …
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The economics of pain management
… including individual-level administrative medical claims data linked to work absences and disability experience, and National Vital Statistics System mortality data, to investigate a series of questions regarding the optimal regulation of opioid pain relievers. In Chapter 1, I document …
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Social patterns in knowledge evolution and health policy
… the population mental health. Using large-scale medical claims data for mental health patients and publicly available lockdown dates, we designed a difference-in-differences model to estimate the causal effects. We find that lockdown has significantly and causally increased mental health resource …
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The impact of social groups and content on the maintenance of health behavior practices over a one-year period
… of health behavior change because health related medical claims, absenteeism and decreased productivity continue to have serious financial consequences for American business. In Corporate America, health education programs have been organized to give employees the opportunity to change negative …
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Data Mining and Causal Analyses: A Healthcare Operations Approach to Understanding the Patient Journey
… likelihood of long-term opioid use. We combine medical and pharmaceutical claims to investigate the care delivery process for patients who initiate opioid prescriptions in the primary care setting. Of the patients who return to the primary care setting for a follow-up appointment, we estimate …
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Human mobility and spatial models for infectious disease
… seasons, derived from influenza-like-illness medical claims timeseries at the scale of 3-digit ZIP codes (ZIPs). Driving distance and time are found to give better gravity model fits than great-circle distance to this data and simulations highlight spatial differences in the spread predicted …
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Comparative Effectiveness of Methotrexate-Based Disease-Modifying Antirheumatic Drug Combinations for Rheumatoid Arthritis
… was performed using IBM MarketScan commercial claims (2012 and 2014). In aim 1, a retrospective cohort included patients with RA (International Classification of Diseases, Ninth Revision-Clinical Modification [ICD9-CM] code (714.0x-714.4x and 714.81) identified using inpatient/outpatient …