YU-CHI TUNGLi, Guo-HongGuo-HongLiChang, Hsien-YenHsien-YenChang2021-03-262021-03-262021-0208848734https://scholars.lib.ntu.edu.tw/handle/123456789/555315The Overuse Index (OI), previously called the Johns Hopkins Overuse Index, is developed and validated as a composite measure of systematic overuse/low-value care using United States claims data. However, no information is available concerning whether the external validation of the OI is sustained, especially for international application. Moreover, little is known about which supply and demand factors are associated with the OI.animationlow-value care; measurement; overuse; regional variation[SDGs]SDG3adult; Article; calculation; carotid artery obstruction; Charlson Comorbidity Index; Charlson Deyo Comorbidity Index; comorbidity; computer assisted tomography; controlled study; demography; external validity; female; general practitioner; health care cost; human; male; medicare; mortality rate; national health insurance; overindex use; population research; prescription; risk factor; sample size; scoring system; social status; statistical analysis; stress echocardiography; Taiwan; epidemiology; health care delivery; poverty; regression analysis; socioeconomics; United States; young adult; Adult; Delivery of Health Care; Humans; Poverty; Regression Analysis; Socioeconomic Factors; Taiwan; United States; Young Adultjournal article10.1007/s11606-020-06293-0330632012-s2.0-85100964428https://scholars.lib.ntu.edu.tw/handle/123456789/552603