Publications by authors named "Michael E Johansen"

Gabapentinoids are commonly used medications for numerous off-label conditions. The 2002-2021 Medical Expenditure Panel Survey (MEPS) was used to investigate the proportion of the adult population who were gabapentinoid users, the ages of these users, medications and diagnoses associated with users, and the likelihood of starting, stopping, or continuing gabapentinoids. Gabapentinoid users continued to increase since our last publication from 4.

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Purpose: This study aimed to determine the rates of psychiatric medication users in the United States between 1999 to 2018 for different medication categories by age and sex.

Methods: The 1999 to 2002, 2006 to 2009, and 2015 to 2018 Medical Expenditure Panel Surveys (MEPS) were used for the analysis. All individuals with a valid age were included.

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We sought to describe the proportion of patients in contact with a primary care physician, as well as the total number of primary care contacts over a 2-year period, using the 2002-2017 Medical Expenditure Panel Survey. The rate of any contact with a primary care physician for patients in the population decreased by 2.5% over the study period (adjusted odds ratio [aOR] = 0.

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Sodium glucose contrasporter 2 inhibitors (SGLT2i) were initially introduced as a novel class of modestly effective antiglycemics. Over the last 5 years, multiple members of this class have been examined for their cardiovascular safety, effects on heart failure with reduced ejection fraction (HFrEF) and chronic kidney disease (CKD) in diverse populations with or without diabetes type 2. The plethora of studies and outcomes examined make it difficult for the practitioner to track the entirety of the evidence.

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Objective: Antihypertensives are the most used medication type in the USA, yet there remains uncertainty about the use of different antihypertensives. We sought to characterize use of antihypertensives by and within medication class(es) between 1997 and 2017.

Patients And Methods: A repeated cross-sectional study of 493,596 adult individuals using the 1997-2017 Medical Expenditure Panel Survey (MEPS).

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Purpose: Total and out-of-pocket visit expenditures for primary care physician visits may affect how primary care is delivered. We determined trends in these expenditures for visits to US primary care physicians.

Methods: Using the 2002-2017 Medical Expenditure Panel Survey, we ascertained changes in total and out-of-pocket visit expenditures for primary care visits for Medicare, Medicaid, and private insurance.

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Background: Thyroid disorders are among the most commonly treated conditions by the United States health care system. The number of patients reporting thyroid hormone use has increased in recent years, but it is unknown if there have been differential increases in the number of treated individuals within different demographic groups. Previous research has also not evaluated how expenditures for different thyroid hormone medications have changed in recent years.

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Background: Examining the anti-hypertensive regimens of individuals with different comorbidities may offer insights into how we can improve hypertension management.

Methods: The Medical Expenditure Panel Survey (2013-2015) was used to describe the most common single-, two-, three-, and four-drug hypertension regimens among hypertensive adults in four different comorbidity groups: 1. Hypertension only; 2.

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Background: The initial ecology of medical care study was published in 1961, offering a framework by which to investigate individuals' contact with the medical system. We studied changes in the framework around the implementation of the Patient Protection and Affordable Care Act (ACA) within longer-term trends.

Methods: The 2002-2016 Medical Expenditure Panel Survey was used to determine rates of visit/contact per 1,000 individuals per month for physicians, primary care physicians, specialty physicians, emergency departments, inpatient hospitalizations, dental visits, and home health visits for the overall population and by age group, poverty category, health status, and race/ethnicity.

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This cross-sectional study assesses the growth in the number of systematic reviews and meta-analyses vs randomized clinical trials from 1995 to 2017.

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Study Objective: Per visit, emergency department (ED) expenditures have increased more for private insurance than Medicare and Medicaid during the past 20 years, but it is unknown whether ED out-of-pocket expenditures show a similar pattern of increase. We compare increases in per-visit ED out-of-pocket expenditures over time for visits that did not result in hospitalization or observation admissions for private insurance, Medicare, and Medicaid.

Methods: This repeated cross-sectional analysis of out-of-pocket expenditures used data from the 1999 to 2016 Medical Expenditure Panel Survey, a nationally representative survey of the noninstitutionalized US civilian population.

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