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Featured researches published by Abiy Agiro.


JAMA Internal Medicine | 2015

Early Trends Among Seven Recommendations From the Choosing Wisely Campaign.

Alan Rosenberg; Abiy Agiro; Marc Gottlieb; John Barron; Peter Brady; Ying Liu; Cindy Li; Andrea DeVries

IMPORTANCE The Choosing Wisely campaign consists of more than 70 lists produced by specialty societies of medical practices or procedures of minimal clinical benefit to patients in most situations, with recommendations regarding judicious use. OBJECTIVE To quantify the frequency and trends of some of the earliest Choosing Wisely recommendations using nationwide commercial health plan population-level data. DESIGN, SETTING, AND PARTICIPANTS Retrospective analysis of claims data for members of Anthem-affiliated commercial health plans. The low-value services selected were (1) imaging tests for uncomplicated headache; (2) cardiac imaging without history of cardiac conditions; (3) low back pain imaging without red-flag conditions; (4) preoperative chest x-rays with unremarkable history and physical examination results; (5) human papillomavirus testing for women younger than 30 years; (6) use of antibiotics for acute sinusitis; and (7) use of prescription nonsteroidal anti-inflammatory drugs (NSAIDs) for members with hypertension, heart failure, or chronic kidney disease. MAIN OUTCOMES AND MEASURES The number of members with medical and/or pharmacy claims for the included low-value services was assessed quarterly over a 2- to 3-year span through 2013. Trend changes in recommendations were evaluated across all quarters using Poisson regression with denominators as offsets. RESULTS Two services had declines: Use of imaging for headache decreased from 14.9% to 13.4% (trend estimate, 0.99 [95% CI, 0.98-0.99]; P < .001), and cardiac imaging decreased from 10.8% to 9.7% (trend estimate, 0.99 [95% CI, 0.99-0.99]; P < .001). Two services had increases: Use of NSAIDs in select conditions increased from 14.4% to 16.2% (trend estimate, 1.02 [95% CI, 1.01-1.02]; P < .001), and human papillomavirus testing in younger women increased from 4.8% to 6.0% (trend estimate, 1.01 [95% CI, 1.00-1.01]; P < .001). Use of antibiotics for sinusitis remained stable (0.8% decrease from 84.5% to 83.7%; trend estimate, 1.00 [95% CI, 1.00-1.00]; P = .16). Use of preoperative chest x-rays (0.2% decrease, ending utilization 91.5%; trend estimate, 1.00 [95% CI, 1.00-1.00]; P = .70) and imaging for low back pain (53.7% utilization throughout study; P = .71) remained high with no statistically significant changes. CONCLUSIONS AND RELEVANCE For this population-level analysis of 7 low-value services analyzed, changes were modest but showed a desirable decrease for 2 recommendations (imaging for headache, cardiac imaging for low-risk patients). The effect sizes were marginal, however, and although 4 of the 7 lists had statistically significant changes-unsurprising given the large sample size-the clinical significance is uncertain. These results suggest that additional interventions are necessary for wider implementation of Choosing Wisely recommendations.


Journal of Medical Systems | 2013

Health Information Technology Adoption in U.S. Acute Care Hospitals

Ning Jackie Zhang; Binyam K. Seblega; Thomas T. H. Wan; Lynn Unruh; Abiy Agiro; Li Miao

Previous studies show that the healthcare industry lags behind many other economic sectors in the adoption of information technology. The purpose of this study is to understand differences in structural characteristics between providers that do and that do not adopt Health Information Technology (HIT) applications. Publicly available secondary data were used from three sources: American Hospital Association (AHA) annual survey, Healthcare Information and Management Systems Society (HIMSS) analytics annual survey, and Healthcare Cost and Utilization Project (HCUP) Nationwide Inpatient Sample (NIS) databases. Fifty-two information technologies were grouped into three clusters: clinical, administrative, and strategic decision making ITs. Negative binomial regression was applied with adoption of technology as the dependent variables and eight organizational and contextual factors as the independent variables. Hospitals adopt a relatively larger proportion of administrative information technology as compared to clinical and strategic IT. Large size, urban location and HMO penetration were found to be the most influential hospital characteristics that positively affect information technology adoption. There are still considerable variations in the adoption of information technology across hospitals and in the type of technology adopted. Organizational factors appear to be more influential than market factors when it comes to information technology adoption. The future research may examine whether the Electronic Health Record (EHR) Incentive Program in 2011 would increase the information technology uses in hospitals as it provides financial incentives for HER adoptions and uses among providers.


Journal of Primary Care & Community Health | 2012

Organizational and Environmental Correlates to Preventive Quality of Care in US Rural Health Clinics

Abiy Agiro; Thomas T. H. Wan; Judith Ortiz

Purpose: To identify organizational and environmental correlates to rural health clinics’ preventive quality of care in the United States. Design: A retrospective observational cohort study design was applied under Donabedian’s Structure-Process-Outcome framework. Three structure measures of care (proportion of nonphysicians, absence of physicians, and provider affiliation) and three measures of process (total clinical visits, prevention use for congestive heart failure and diabetes) were used as explanatory variables. Five environmental correlates were included. The Centers for Medicare and Medicaid Services National Medicare Chronic Care Condition Data Warehouse for 2007 was used to obtain clinical data. Preventive quality of care outcomes were measured through Agency for Healthcare Research and Quality prevention quality indicators. The indicators were risk adjusted for age, sex, race, severity, and comorbidity of patients. Methods: Structural equation modeling with maximum likelihood estimation was used. Findings: Provider affiliation (P = .03), absence of physicians (P = .007), and higher proportion of nonphysicians (P = .007) were negatively related to preventive quality of care. Lower cause-specific mortality rate at the county level as compared to the United States average (P = .05) and rural location (P = .001) were positively related to quality of care. Implications: The results of the study showed the need to attract and retain physicians in rural health clinics. The positive relationship between rural location and quality of care reflects more on the limited access to hospitals in remote areas.


Journal of Clinical Oncology | 2016

Risk of Neutropenia-Related Hospitalization in Patients Who Received Colony-Stimulating Factors With Chemotherapy for Breast Cancer

Abiy Agiro; Qinli Ma; Anupama Kurup Acheson; Sze-Jung Wu; Debra A. Patt; John Barron; Jennifer Malin; Alan Rosenberg; Richard L. Schilsky; Gary H. Lyman

Purpose To describe outcomes after granulocyte colony-stimulating factor (G-CSF) prophylaxis in patients with breast cancer who received chemotherapy regimens with low-to-intermediate risk of induction of neutropenia-related hospitalization. Patients and Methods We identified 8,745 patients age ≥ 18 years from a medical and pharmacy claims database for 14 commercial US health plans. This retrospective analysis included patients with breast cancer who began first-cycle chemotherapy from 2008 to 2013 using docetaxel and cyclophosphamide (TC); docetaxel, carboplatin, and trastuzumab (TCH); or doxorubicin and cyclophosphamide (conventional-dose AC) regimens. Primary prophylaxis (PP) was defined as G-CSF administration within 5 days of beginning chemotherapy. Outcome was neutropenia, fever, or infection-related hospitalization within 21 days of initiating chemotherapy. Multivariable regressions and number-needed-to-treat analyses were used. Results A total of 4,815 patients received TC (2,849 PP; 1,966 no PP); 2,292 patients received TCH (1,444 PP; 848 no PP); and 1,638 patients received AC (857 PP; 781 no PP) regimen. PP was associated with reduced risk of neutropenia-related hospitalization for TC (2.0% PP; 7.1% no PP; adjusted odds ratio [AOR], 0.29; 95% CI, 0.22 to 0.39) and TCH (1.3% PP; 7.1% no PP; AOR, 0.19; 95% CI, 0.12 to 0.30), but not AC (4.7% PP; 3.8% no PP; AOR, 1.21; 95% CI, 0.75 to 1.93) regimens. For the TC regimen, 20 patients (95% CI, 16 to 26) would have to be treated for 21 days to avoid one neutropenia-related hospitalization; with the TCH regimen, 18 patients (95% CI, 13 to 25) would have to be treated. Conclusion Primary G-CSF prophylaxis was associated with low-to-modest benefit in lowering neutropenia-related hospitalization in patients with breast cancer who received TC and TCH regimens. Further evaluation is needed to better understand which patients benefit most from G-CSF prophylaxis in this setting.


Health Services Research | 2014

Examining the Association between Utilization Management and Downstream Cardiovascular Imaging

Abiy Agiro; Gosia Sylwestrzak; Christiane Shah; Thomas Power; Andrea DeVries

OBJECTIVES To examine the association of echocardiography utilization management (EUM) program with downstream cardiac imaging utilization. DATA SOURCES/STUDY SETTING Administrative claims data from commercial health plans in Indiana, Ohio, Kentucky, Wisconsin, and Georgia. STUDY DESIGN Patients undergoing index cardiovascular imaging with no imaging in the preceding year were identified (N = 112,308). Claims-derived cardiac risk scores were used for one-to-one propensity score matching of patients subject to EUM to patients without EUM (n = 96,906). Downstream cardiac imaging utilization for 12-24 months postindex imaging was analyzed using generalized linear models and Cox proportional hazards model. PRINCIPAL FINDINGS Downstream cardiac imaging tests were performed for 10,630 (21.9 percent) and 12,012 (24.8 percent) patients in the EUM and non-EUM groups, respectively. At 12-month follow-up, adjusted utilization was 15.2 (95 percent CI, 7.6-22.5) tests per 1,000 initially tested patients lower in the EUM group (p < .001). The likelihood of obtaining downstream cardiac imaging in the EUM group was 7.0 percent lower than the non-EUM group (hazard ratio: 0.930; 95 percent CI, 0.897-0.964, p < .001). CONCLUSIONS Downstream cardiac imaging is relatively common among commercially insured patients. Every 10 initial diagnostic tests yielded two downstream imaging tests in first 24 months. EUM program was associated with lower volumes of downstream imaging.


Journal of Oncology Practice | 2017

Reducing Overuse of Colony-Stimulating Factors in Patients With Lung Cancer Receiving Chemotherapy: Evidence From a Decision Support–Enabled Program

Gboyega Adeboyeje; Abiy Agiro; Jennifer Malin; Michael J. Fisch; Andrea DeVries

PURPOSE Colony-stimulating factors (CSFs) are frequently overused for the primary prevention of febrile neutropenia (FN) in patients receiving chemotherapy. METHODS A retrospective cohort study design was used to analyze commercial claims data in adults with lung cancer initiated on chemotherapy from April 1, 2013, to March 30, 2015. The tool was implemented at oncology practices in phases across 14 US states. Patients were assigned to intervention and nonintervention states according to whether they resided in service areas where the tool had been implemented. Patients were followed up to 6 months after initiating chemotherapy. Difference in pre- and postimplementation CSF use and FN incidence rates were compared with the use of difference-in-differences (DID) models that were adjusted for baseline FN risk factors. RESULTS The study population of 3,467 patients (intervention states: pre, 707; post, 1,150; nonintervention states: pre, 636; post, 974) showed no significant differences in FN risk factors at baseline. In adjusted results before and after implementation, CSF use decreased from 48.4% to 35.6% in the intervention states versus 43.2% to 44.4% in the nonintervention states (DID, -8.7%; 95% CI, -14.65% to -2.67%; P ≤ .001). The rates of FN were consistent for both groups in both periods, with no statistical difference in trend for the intervention (2.8% to 4.3%) versus the nonintervention (3.1% to 5.1%) states (DID, -0.13; 95% CI, -0.35 to 0.10; P = .927). CONCLUSION These findings demonstrate that a decision support-enabled utilization management tool can improve risk-appropriate, guideline-adherent CSF use in patients with lung cancer.


Journal of The National Comprehensive Cancer Network | 2018

Real-World Impact of a Decision Support Tool on Colony-Stimulating Factor Use and Chemotherapy-Induced Febrile Neutropenia Among Patients With Breast Cancer

Abiy Agiro; Andrea DeVries; Jennifer Malin; Michael J. Fisch

Background: White blood cell colony-stimulating factors (CSFs) decrease the incidence of chemotherapy-induced febrile neutropenia (FN). Widespread use of CSFs that is not guideline-concordant has been reported. Among patients with breast cancer receiving chemotherapy, the ability of evidence-based decision support tools to promote risk-appropriate reductions in CSF use without increased incidence of FN has not been examined. Methods: A retrospective cohort design and US commercial claims data were used. The impact of CSF decision support was analyzed among women with breast cancer receiving first-cycle chemotherapy from April 1, 2013, to March 30, 2015. The tool was implemented as part of a prior authorization process in 9 states starting July 1, 2014. Patients were assigned to intervention (ie, states where the decision support tool had been implemented) or nonintervention states (ie, 39 states where the tool had not been implemented). CSF use and subsequent incidence of FN were compared using difference-in-difference (DID) regressions adjusting for baseline differences in FN risk factors such as comorbidities and various infections. Results: The study sample of 7,224 patients (intervention states: pre-implementation, 1,991 and post-implementation, 2,010; nonintervention states: pre-implementation, 1,569 and post-implementation, 1,654) showed no significant difference in risk factors. Before and after implementation, a significant decrease in the proportion of patients with CSF use was observed in the intervention states (75% to 69%) compared with no significant change in the nonintervention (72% to 71%) states (DID, -5.4%; 95% CI, -6.0% to -4.7%; P=.006). No significance increase in FN incidence occurred in intervention (5.0% to 5.5%) and nonintervention (5.4% to 4.8%) states (DID, 0.2%; 95% CI, -0.20 to 0.30; P=.78). Similar results were obtained in subgroups by comorbidities and in sensitivity analyses by claims-based FN definitions. Conclusions: CSF use decreased modestly after implementation of the decision support tool, with no observed changes in FN rates. Such tools can reduce practice variation to improve care standards.


Archives of Otolaryngology-head & Neck Surgery | 2018

Commercial Claims–Based Comparison of Survival and Toxic Effects of Definitive Radiotherapy vs Primary Surgery in Patients With Oropharyngeal Squamous Cell Carcinoma

David J. Sher; Abiy Agiro; Siting Zhou; Andrew T. Day; Andrea DeVries

Importance Definitive radiotherapy (RT) and primary surgery (PS) are considered to be equally viable local therapy modalities for oropharyngeal squamous cell carcinoma (OPSCC). The comparative effectiveness of these therapies is often debated, and treatment decisions are based on a paucity of comparative data. Objective To examine the differences in overall survival and key toxic effects in patients with OPSCC treated with RT and PS. Design, Setting, and Participants This retrospective cohort analysis used the HealthCore Integrated Research Database to identify 884 patients diagnosed with OPSCC from January 1, 2007, to December 31, 2014. Patients were categorized as receiving definitive RT (with or without chemotherapy) or PS (with or without adjuvant RT or chemoradiotherapy). Administrative claims data were linked with state cancer registries from California, Connecticut, Georgia, Kentucky, New York, and Ohio. Data analysis was performed from February 29, 2016, to February 6, 2018. Exposures Definitive RT or PS. Main Outcomes and Measures Overall survival was analyzed using Cox proportional hazards regression. Risks of gastrostomy dependence, esophageal stricture, and osteoradionecrosis were determined through claims and analyzed using logistic regression. Results A total of 884 patients (608 [68.8%] in the RT group and 276 [31.2%] in the PS group; mean [SD] age, 61.5 [10.7] years; 727 [82.2%] male; 842 [95.3%] white) were included in this study. The 3-year overall survival was 76% among patients treated with RT and 81% among patients treated with PS (hazard ratio, 0.76; 95% CI, 0.54-1.01). On multivariable analysis, increasing age, female sex, and low income were associated with inferior survival; treatment type was not. Patients treated with RT were more likely to have gastrostomy dependence within the first year (391 [64.3%] vs 127 [46.0%]; adjusted OR, 0.57; 95% CI, 0.42-0.77). After treating chemotherapy as an effect modifier, there was no difference between modalities. Treatment type was not associated with esophageal stricture or osteoradionecrosis risk. Mean costs were approximately


Journal of Womens Health | 2017

Postpartum Emergency Department Visits and Inpatient Readmissions in a Medicaid Population of Mothers

Deborah B. Ehrenthal; Katie Gelinas; David A. Paul; Abiy Agiro; Cynthia Denemark; Anthony J. Brazen; Michael F. Pollack; Matthew K. Hoffman

100 000 for payers and


Journal of Managed Care Pharmacy | 2017

Lowering Cost Share May Improve Rates of Home Glucose Monitoring Among Patients with Diabetes Using Insulin

Yiqiong Xie; Abiy Agiro; Kevin Bowman; Andrea DeVries

5000 for patients, with no adjusted differences between RT and PS. Conclusions and Relevance This study suggests that RT and PS are equally viable treatment options for OPSCC; therefore, local therapy decisions may be individualized to each patient. However, the frequent addition of chemotherapy was associated with increased gastrostomy dependence among patients undergoing RT, which may be relevant in clinical decision making.

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Alan Rosenberg

American College of Cardiology

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Jennifer Malin

University of California

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Michael J. Fisch

University of Texas MD Anderson Cancer Center

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Thomas T. H. Wan

University of Central Florida

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Judith Ortiz

University of Central Florida

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David A. Paul

Christiana Care Health System

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Deborah B. Ehrenthal

University of Wisconsin-Madison

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Gary H. Lyman

Fred Hutchinson Cancer Research Center

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Matthew K. Hoffman

Christiana Care Health System

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