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Dive into the research topics where Michael Grabner is active.

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Featured researches published by Michael Grabner.


Postgraduate Medicine | 2013

Clinical and Economic Outcomes Among Patients With Diabetes Mellitus Initiating Insulin Glargine Pen Versus Vial

Michael Grabner; James W. Chu; Swetha Raparla; Ralph Quimbo; Steve Zhou; Joseph Conoshenti

Abstract Background: Insulin pens may help patients reach glycated hemoglobin (HbA1c) target levels, but a substantial proportion of patients continue to use insulin vials/syringes. The objective of the current study was to evaluate real-world clinical and economic outcomes of patients with type 2 diabetes mellitus (T2DM) initiating insulin glargine via pen delivery (pen) or vial/syringe (vial) within a large managed-care population in the United States. Methods: This retrospective administrative claims study used data on adult, insulin-naïve patients with T2DM treated with ≥ 1 oral antidiabetic or glucagon-like peptide-1 receptor agonist at baseline. The index date was the earliest pen or vial prescription date. Propensity score matching (1:1) of patients in the pen and vial cohorts was used when comparing 1-year outcomes, including treatment persistence and adherence, HbA1c levels, hypoglycemia rates, and all-cause and diabetes-related health care costs (computed as paid amounts on claims). Results: Patients in the matched cohorts (n=73 3 per cohort) were well balanced with regard to demographics (mean age 52 years; 43% women), clinical measures (mean HbA1c level, 9.4%; mean Quan-Modified Charlson Comorbidity Index score, 0.9), and health care utilization at baseline. Following initiation of insulin glargine, pen patients were more persistent (60.6% vs 50.1%; P < 0.001) and adherent (medication possession ratio, 0.73 vs 0.57; P < 0.001), with lower HbA1c levels during follow-up (mean adjusted change, −1.05 vs −0.73; P < 0.001), compared with vial patients. Hypoglycemic events occurred at similar rates across pen and vial cohorts (3.8% vs 5.2%, respectively; P = 0.21). Study drug costs were higher among pen users (


Psychosomatics | 2015

The importance of unresolved fatigue in depression: costs and comorbidities

Rebecca L. Robinson; Judith J. Stephenson; Ellen B. Dennehy; Michael Grabner; Douglas Faries; S.R. Palli; Ralph Swindle

1164 vs


Diabetes, Obesity and Metabolism | 2017

A Real-world Study of Treatment Patterns and Outcomes in US Managed-Care Patients With Type 2 Diabetes Initiating Injectable Therapies

Wenhui Wei; Erin Buysman; Michael Grabner; L. Xie; Lee Brekke; X. Ke; James W. Chu; Philip Levin

762, respectively; P < 0.001), but this did not translate into higher total all-cause or diabetes-related costs. Conclusion: For patients with diabetes newly initiating insulin glargine, using an insulin pen device was associated with increased therapy persistence and adherence, and lower HbA1c levels relative to vial/syringe, without increasing total all-cause or diabetes-related costs.


Current Medical Research and Opinion | 2015

Impact of non-remission of depression on costs and resource utilization: from the COmorbidities and symptoms of DEpression (CODE) study

Ellen B. Dennehy; Rebecca L. Robinson; Judith J. Stephenson; Douglas Faries; Michael Grabner; S.R. Palli; Virginia L. Stauffer; Lauren B. Marangell

OBJECTIVE To assess the cost outcomes of patients with a history of depression and clinically significant fatigue. METHODS Adults with ≥ 2 claims with depression diagnosis codes identified from the HealthCore Integrated Research Database were invited to participate in this study linking survey data with retrospective claims data (12-mo presurvey and postsurvey periods). Patient surveys included measures for depression (Quick Inventory of Depressive Symptomatology), fatigue (Fatigue Associated with Depression Questionnaire), anxiety (7-item Generalized Anxiety Disorder scale), sleep difficulty (Athens Insomnia Scale), and pain (Brief Pain Inventory). After adjusting for demographic and clinical characteristics using propensity scores, postsurvey costs were compared between patients with and without fatigue using nonparametric bootstrapping methods. RESULTS Of the 1982 patients who had completed the survey and had complete claims data, 653 patients had significant levels of fatigue. Patients with fatigue reported significantly higher scores, indicating greater severity, on measures of depression, pain, sleep difficulty, and anxiety (all p < 0.05). These patients also had higher levels of overall medication use and were more likely to have lower measures of socioeconomic status than patients without significant levels of fatigue (all p < 0.05). Mean annual total costs were greater for patients with fatigue than those without fatigue (


Atherosclerosis | 2014

Clinical and economic outcomes in a real-world population of patients with elevated triglyceride levels.

Peter P. Toth; Michael Grabner; Nadia Ramey; Keiko Higuchi

14,462 vs


Journal of Psychosomatic Research | 2016

Covariates of depression and high utilizers of healthcare: Impact on resource use and costs

Rebecca L. Robinson; Michael Grabner; S.R. Palli; Douglas Faries; Judith J. Stephenson

9971, respectively, p < 0.001). These cost differences remained statistically significant after adjusting for clinical and demographic differences. CONCLUSIONS Clinically significant fatigue appears to add to the economic burden of depression. This reinforces the need for aggressive treatment of all symptoms and further examination of the variability of this relationship as patients approach remission.


ClinicoEconomics and Outcomes Research | 2013

Using observational data to inform the design of a prospective effectiveness study for a novel insulin delivery device

Michael Grabner; Yong Chen; Matthew Nguyen; Scott D Abbott; Ralph Quimbo

Examine real‐world outcomes in patients with type 2 diabetes mellitus (T2DM) initiating injectable therapy as part of the Initiation of New Injectable Treatment Introduced after Antidiabetic Therapy with Oral‐only Regimens (INITIATOR) study.


Risk Management and Healthcare Policy | 2016

The SWEET SPOTS study: a real-world interpretation of the 2012 American Diabetes Association Position Statement regarding individualized A1C targets

Nella Bieszk; Michael Grabner; Wenhui Wei; Nicole Bonine; Judith J. Stephenson

Abstract Objective: To determine the economic impact of sustained non-remission of depression on the total annual all-cause healthcare costs of patients with a history of depression. Methods: Adults with ≥2 claims with depression diagnosis codes from the HealthCore Integrated Research Database were invited to participate in this retrospective/prospective fixed-cohort repeated-measures study. Patients with scores >5 at initial survey and 6 month assessment on the Quick Inventory of Depressive Symptomatology (QIDS-SR) were considered to be in ‘sustained non-remission’, while those with scores ≤5 at both assessments were considered to be in ‘sustained remission’. Patients also completed self-report instruments to assess pain, fatigue, anxiety, sleep difficulty, and other health and wellness domains. Survey data were linked to patient claims (12 month pre- and post-initial-survey periods). After adjusting for demographic and clinical characteristics using propensity scores, post-survey costs and resource utilization were compared between remission and non-remission groups using non-parametric bootstrapping methods. Results: Of the 640 patients who met inclusion criteria, 140 (21.9%) were in sustained remission and 348 (54.5%) never achieved remission. Using propensity-score adjusted costs, sustained non-remission of depression was associated with higher annual healthcare expenditures of >


Vascular Health and Risk Management | 2018

Clinical characteristics, patterns of lipid-lowering medication use, and health care resource utilization and costs among patients with atherosclerotic cardiovascular disease

Thomas Power; Xuehua Ke; Zhenxiang Zhao; Nicole Bonine; Mark J. Cziraky; Michael Grabner; John Barron; Ralph Quimbo; Burkhard Vangerow; Peter P. Toth

2300 per patient (


Current Medical Research and Opinion | 2018

Real-world effectiveness, adherence and persistence among patients with type 2 diabetes mellitus initiating dulaglutide treatment

Reema Mody; Michael Grabner; Maria Yu; Ralph Turner; Anita Y. M. Kwan; Whitney York; Laura Fernández Landó

14,627 vs.

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Peter P. Toth

University of Illinois at Chicago

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John T. Barron

Loyola University Chicago

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L. Xie

University of Michigan

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Maria Yu

Eli Lilly and Company

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