Mark E. Glickman
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View article: The COVID-19 Pandemic and Goals-of-Care Conversations in Veterans Health Administration Clinics
The COVID-19 Pandemic and Goals-of-Care Conversations in Veterans Health Administration Clinics Open
Importance The onset of the COVID-19 pandemic created urgency for advance care planning, including documenting goals-of-care conversations (GoCCs), while seismically disrupting usual health care delivery. Characterizing trends in GoCC rate…
View article: Rating competitors in games with strength-dependent tie probabilities
Rating competitors in games with strength-dependent tie probabilities Open
Competitor rating systems for head-to-head games are typically used to measure playing strength from game outcomes. Ratings computed from these systems are often used to select top competitors for elite events, for pairing players of simil…
View article: Rating Competitors in Games with Strength-Dependent Tie Probabilities
Rating Competitors in Games with Strength-Dependent Tie Probabilities Open
Competitor rating systems for head-to-head games are typically used to measure playing strength from game outcomes. Ratings computed from these systems are often used to select top competitors for elite events, for pairing players of simil…
View article: Models and Rating Systems for Head-to-Head Competition
Models and Rating Systems for Head-to-Head Competition Open
One of the most important tasks in sports analytics is the development of binary response models for head-to-head game outcomes to estimate team and player strength. We discuss commonly used probability models for game outcomes, including …
View article: Receiver operating characteristic analysis for paired comparison data
Receiver operating characteristic analysis for paired comparison data Open
Paired comparison models are used for analysing data that involves pairwise comparisons among a set of objects. When the outcomes of the pairwise comparisons have no ties, the paired comparison models can be generalized as a class of binar…
View article: AI and Generative AI for Research Discovery and Summarization
AI and Generative AI for Research Discovery and Summarization Open
AI and generative AI tools, including chatbots like ChatGPT that rely on large language models (LLMs), have burst onto the scene this year, creating incredible opportunities to increase work productivity and improve our lives. Statistician…
View article: AI and Generative AI for Research Discovery and Summarization
AI and Generative AI for Research Discovery and Summarization Open
AI and generative AI tools, including chatbots like ChatGPT that rely on large language models (LLMs), have burst onto the scene this year, creating incredible opportunities to increase work productivity and improve our lives. Statistician…
View article: What Goes into Patient Selection for Lung Cancer Screening? Factors Associated with Clinician Judgments of Suitability for Screening
What Goes into Patient Selection for Lung Cancer Screening? Factors Associated with Clinician Judgments of Suitability for Screening Open
Rationale: Achieving the net benefit of lung cancer screening (LCS) depends on optimizing patient selection. Objective: To identify factors associated with clinician assessments that a patient was unlikely to benefit from LCS ("LCS-inappro…
View article: ROC Analysis for Paired Comparison Data
ROC Analysis for Paired Comparison Data Open
Paired comparison models are used for analyzing data that involves pairwise comparisons among a set of objects. When the outcomes of the pairwise comparisons have no ties, the paired comparison models can be generalized as a class of binar…
View article: Factors Associated With Declining Lung Cancer Screening After Discussion With a Clinician in a Cohort of US Veterans
Factors Associated With Declining Lung Cancer Screening After Discussion With a Clinician in a Cohort of US Veterans Open
Importance Lung cancer screening (LCS) is underused in the US, particularly in underserved populations, and little is known about factors associated with declining LCS. Guidelines call for shared decision-making when LCS is offered to ensu…
View article: Athlete rating in multi-competitor games with scored outcomes via monotone transformations
Athlete rating in multi-competitor games with scored outcomes via monotone transformations Open
Sports organizations often want to estimate athlete strengths. For games with scored outcomes, a common approach is to assume observed game scores follow a normal distribution conditional on athletes' latent abilities, which may change ove…
View article: Inferring medication adherence from time‐varying health measures
Inferring medication adherence from time‐varying health measures Open
Medication adherence is a problem of widespread concern in clinical care. Poor adherence is a particular problem for patients with chronic diseases requiring long‐term medication because poor adherence can result in less successful treatme…
View article: ASA President’s Task Force Statement on Statistical Significance and Replicability
ASA President’s Task Force Statement on Statistical Significance and Replicability Open
The value of hypothesis testing, and the frequent misinterpretation of p-values as a cornerstone of statistical methodology, continues to be debated. In 2019, the President of the American Statisti...
View article: Adherence to Follow-up Testing Recommendations in US Veterans Screened for Lung Cancer, 2015-2019
Adherence to Follow-up Testing Recommendations in US Veterans Screened for Lung Cancer, 2015-2019 Open
In this cohort study that captured follow-up care from the integrated VHA health care system and Medicare, less than two-thirds of patients received timely recommended follow-up after initial LCS, with higher risk of delayed or absent foll…
View article: Invasive Procedures and Associated Complications Following Initial Lung Cancer Screening in a National Cohort of Veterans
Invasive Procedures and Associated Complications Following Initial Lung Cancer Screening in a National Cohort of Veterans Open
RATIONALE: Lung cancer screening (LCS) has the potential to reduce lung cancer mortality by 20%.However, LCS clinical trials have benefitted from the 'healthy volunteer effect' and currently, little is known about rates of complications fr…
View article: Outcomes of pulmonary vasodilator use in Veterans with pulmonary hypertension associated with left heart disease and lung disease
Outcomes of pulmonary vasodilator use in Veterans with pulmonary hypertension associated with left heart disease and lung disease Open
Randomized trials of pulmonary vasodilators in pulmonary hypertension due to left heart disease (Group 2) and lung disease (Group 3) have demonstrated potential for harm. Yet these therapies are commonly used in practice. Little is known o…
View article: Factors Associated With Potentially Inappropriate Phosphodiesterase-5 Inhibitor Use for Pulmonary Hypertension in the United States, 2006 to 2015
Factors Associated With Potentially Inappropriate Phosphodiesterase-5 Inhibitor Use for Pulmonary Hypertension in the United States, 2006 to 2015 Open
Background: Use of phosphodiesterase-5 inhibitors (PDE5i) for groups 2 and 3 pulmonary hypertension (PH) is rising nationally, despite guidelines recommending against this low-value practice. Although receiving care across healthcare syste…
View article: Measuring effects of medication adherence on time-varying health outcomes using Bayesian dynamic linear models
Measuring effects of medication adherence on time-varying health outcomes using Bayesian dynamic linear models Open
Summary One of the most significant barriers to medication treatment is patients’ non-adherence to a prescribed medication regimen. The extent of the impact of poor adherence on resulting health measures is often unknown, and typical analy…
View article: Beyond Medication Adherence: The Role of Patients’ Beliefs and Life Context in Blood Pressure Control
Beyond Medication Adherence: The Role of Patients’ Beliefs and Life Context in Blood Pressure Control Open
Objectives: Despite numerous interventions to address adherence to antihypertensive medications, continued high rates of uncontrolled blood pressure (BP) suggest a need to better understand patient factors beyond adherence associated wit…
View article: Bayesian analysis of longitudinal studies with treatment by indication
Bayesian analysis of longitudinal studies with treatment by indication Open
It is often of interest in observational studies to measure the causal effect of a treatment on time-to-event outcomes. In a medical setting, observational studies commonly involve patients who initiate medication therapy and others who do…
View article: Measuring Effects of Medication Adherence on Time-Varying Health\n Outcomes using Bayesian Dynamic Linear Models
Measuring Effects of Medication Adherence on Time-Varying Health\n Outcomes using Bayesian Dynamic Linear Models Open
One of the most significant barriers to medication treatment is patients'\nnon-adherence to a prescribed medication regimen. The extent of the impact of\npoor adherence on resulting health measures is often unknown, and typical\nanalyses i…
View article: Individual Treatment of Posttraumatic Stress Disorder Using Mantram Repetition: A Randomized Clinical Trial
Individual Treatment of Posttraumatic Stress Disorder Using Mantram Repetition: A Randomized Clinical Trial Open
In a sample of veterans with PTSD, individually delivered mantram repetition therapy was generally more effective than present-centered therapy for reducing PTSD symptom severity and insomnia.
View article: Clinical Trial End Points for Hemodialysis Vascular Access
Clinical Trial End Points for Hemodialysis Vascular Access Open
Introduction Hemodialysis vascular access is the "lifeline" for patients on hemodialysis. Unfortunately, because of its poor patency and significant complication rate, it is also the "Achilles heel" of hemodialysis. For example, the curren…
View article: The relationship between gastrointestinal symptom attribution, bothersomeness, and antiretroviral adherence among adults with HIV
The relationship between gastrointestinal symptom attribution, bothersomeness, and antiretroviral adherence among adults with HIV Open
Patients who attribute their symptoms to HIV medications, rather than disease, may be prone to switching antiretrovirals (ARVs) and experience poor retention/adherence to care. Gastrointestinal (GI) symptoms (e.g., nausea/vomiting) are oft…
View article: Patterns and predictors of engagement in peer support among homeless veterans with mental health conditions and substance use histories.
Patterns and predictors of engagement in peer support among homeless veterans with mental health conditions and substance use histories. Open
Planners of peer support services could consider yardsticks of monthly services up to 6 months. Peer support services need a flexible strategy with varying levels of intensity according to need. Peer support services will need to be tailor…
View article: The Analytics of Getting Sacked: Coach Firings in the National Football League
The Analytics of Getting Sacked: Coach Firings in the National Football League Open
Black Monday is a day full of uncertainty for NFL coaches, as they wait to hear whether they will be fired or not. Harrison W. Chase and Mark E. Glickman build a model to predict which teams are likely to wield the axe
View article: Surgeons’ Disclosures of Clinical Adverse Events
Surgeons’ Disclosures of Clinical Adverse Events Open
Surgeons who reported they were less likely to discuss preventability of the adverse event, or who reported difficult communication experiences, were more negatively affected by disclosure than others. Quality improvement efforts focused o…