Brown University Theses and Dissertations

Brown University Library archives dissertations in accordance with the Brown Graduate School policy.

For dissertations published prior to 2008, please consult the following Dissertation LibGuide

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Items (1-9) out of 9 results

Analysis of Longitudinal Binary Data from Behavioral Medicine

Description:
This thesis work is motivated by the specific challenges in analyzing data from clinical trials in behavioral medicine. Specifically, smoking cessation and physical activity trials. …
Year:
2009
Contributor:
Dunsiger, Shira (creator)
Hogan, Joseph (director)
Gatsonis, Constantine (reader)
Marcus, Bess (reader)
Brown University. Division of Biology and Medicine. Biostatistics (sponsor)
Genre:
theses
Subject:
longitudinal binary data
behavioral medicine
causal inference
ATE
LCM
Medicine and psychology
Mediation
Collection:
Biology and Medicine
Theses and Dissertations
Public Health
Biostatistics
Theses and Dissertations
Full Record

Analysis of temporal trends in opioid prescribing: Assessing the effectiveness of an opioid prescribing policy using segmented regression, difference in difference versus propensity scoring techniques

Description:
Abstract of Analysis of temporal trends in opioid prescribing: Assessing the Effectiveness of an opioid prescribing policy using segmented regression, difference in difference versus propensity …
Year:
2017
Contributor:
Zhai, Wanting (creator)
Sullivan, Adam (Advisor)
Beaudoin, Francesca (Reader)
Brown University. Department of Biostatistics (sponsor)
Genre:
theses
Subject:
causal inference
Collection:
Public Health
Biostatistics
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Causal Mediation Analysis of Big Data

Description:
Causal mediation analysis is widely applied in the social, economic and biological sciences to assess the causal mechanism between three variables: a treatment, an intermediate …
Year:
2017
Contributor:
Zhao, Yi (creator)
Luo, Xi (Advisor)
Hogan, Joseph (Reader)
Sanes, Jerome (Reader)
Upfal, Eli (Reader)
Huang, Yen-Tsung (Reader)
Brown University. Department of Biostatistics (sponsor)
Genre:
theses
Subject:
causal inference
neuroimaging
Big data
Collection:
Public Health
Biostatistics
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Essays in nonparametric econometrics

Description:
This dissertation contains four contributions to nonparametric econometrics in three chapters. The first and main chapter introduces two results for instrumental variable models with a …
Year:
2019
Contributor:
Gunsilius, Florian Felix (creator)
Schennach, Susanne (Advisor)
Kitagawa, Toru (Reader)
McCloskey, Adam (Reader)
Chay, Ken (Reader)
Brown University. Department of Economics (sponsor)
Genre:
theses
Subject:
causal inference
Econometrics
Nonparametric statistics
Collection:
Economics
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Evaluation of Predictive Accuracy of Tests and Impact of Tests on Patient Outcomes

Description:
The use of diagnostic tests and biomarkers is an essential part of medical care, and plays an important role in guiding therapy decisions in the …
Year:
2017
Contributor:
Yue, Mun Sang (creator)
Gatsonis, Constantine (Advisor)
Schmid, Christopher (Reader)
Liu, Tao (Reader)
Brown University. Department of Biostatistics (sponsor)
Genre:
theses
Subject:
causal inference
Meta-analysis
predictive values
hazard ratio
noncompliance
Clinical trials
biomarker
diagnostic test
Collection:
Public Health
Biostatistics
Theses and Dissertations
Full Record

Multiple Imputation and Computational Methods for Design and Analysis of Cluster Randomized Trials

Description:
Cluster randomization trials (CRTs) have been increasingly used to evaluate public health and public policy interventions in which individual units are clustered by social organizations …
Year:
2020
Contributor:
Zhai, Ruoshui (creator)
Gutman, Roee (Advisor)
Gatsonis, Constantine (Reader)
Mor, Vincent (Reader)
Papandonatos, George (Reader)
Brown University. Department of Biostatistics (sponsor)
Genre:
theses
Subject:
causal inference
Cluster Randomized Trials
Multiple imputation (Statistics)
Collection:
Public Health
Biostatistics
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

Record Linkage and Causal Inference with Applications to Health Services Research

Description:
The objective of this dissertation is to develop methods for statistical record linkage that are more robust when identifying information is limited or recorded with …
Year:
2019
Contributor:
Shan, Mingyang (creator)
Gutman, Roee (Advisor)
Thomas, Kali (Reader)
Gatsonis, Constantine (Reader)
Gozalo, Pedro (Reader)
Brown University. Department of Biostatistics (sponsor)
Genre:
theses
Subject:
causal inference
Bayesian
missing data
Record Linkage
Collection:
Public Health
Biostatistics
Theses and Dissertations
Full Record

Software Analysis and Development for Energy Efficiency in Mobile Devices

Description:
Smartphone and tablet users are sensitive to the battery drain exerted by mobile applications. In this dissertation, we focus on extending the battery lifetime of …
Year:
2017
Contributor:
Teixeira Martins, Marcelo (creator)
Fonseca, Rodrigo (Advisor)
Reiss, Steven (Reader)
Reda, Sherief (Reader)
Cappos, Justin (Reader)
Brown University. Department of Computer Science (sponsor)
Genre:
theses
Subject:
causal inference
Li-ion Batteries
Collection:
Computer Science
Theses and Dissertations
Available to Brown-affiliated users only
Full Record

The Neurodevelopmental Impact of Prenatal Bacterial Infection on Adult Psychosis: Evidence from the New England Family Study

Description:
Across studies that use household-based survey samples, clinical diagnostic interviews, and medical records, estimates of the life-time prevalence of schizophrenia and related psychotic disorders in …
Year:
2019
Contributor:
Lee, Heather Young-A (creator)
Buka, Stephen (Advisor)
Papandonatos, George (Reader)
Savitz, David (Reader)
Brown University. Department of Epidemiology (sponsor)
Genre:
theses
Subject:
causal inference
Magnetic resonance imaging
Birth cohort
neurodevelopment
Collaborative Perinatal Project (U.S.)
New England Family Study
Schizophrenia--Etiology
Bacterial diseases
Psychoses
Mental illness--Etiology
prenatal infection
Pregnant women
Collection:
Public Health
Epidemiology
Theses and Dissertations
Full Record
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Items (1-9) out of 9 results