{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,12]],"date-time":"2025-12-12T13:31:15Z","timestamp":1765546275048,"version":"3.37.3"},"reference-count":28,"publisher":"Oxford University Press (OUP)","issue":"7","license":[{"start":{"date-parts":[[2018,4,20]],"date-time":"2018-04-20T00:00:00Z","timestamp":1524182400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/academic.oup.com\/journals\/pages\/about_us\/legal\/notices"}],"funder":[{"DOI":"10.13039\/100000030","name":"Centers for Disease Control and Prevention","doi-asserted-by":"publisher","award":["IAA 15FED1513732"],"award-info":[{"award-number":["IAA 15FED1513732"]}],"id":[{"id":"10.13039\/100000030","id-type":"DOI","asserted-by":"publisher"}]},{"name":"Houston VA Center for Innovations in Quality, Effectiveness, and Safety","award":["CIN 13-413"],"award-info":[{"award-number":["CIN 13-413"]}]},{"DOI":"10.13039\/100007217","name":"VA Health Services Research and Development Service","doi-asserted-by":"publisher","award":["CRE12-033"],"award-info":[{"award-number":["CRE12-033"]}],"id":[{"id":"10.13039\/100007217","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/100017101","name":"VA National Center for Patient Safety","doi-asserted-by":"crossref","id":[{"id":"10.13039\/100017101","id-type":"DOI","asserted-by":"crossref"}]},{"DOI":"10.13039\/100000133","name":"Agency for Healthcare Research and Quality","doi-asserted-by":"publisher","award":["R01HS022087","R21HS023602"],"award-info":[{"award-number":["R01HS022087","R21HS023602"]}],"id":[{"id":"10.13039\/100000133","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2018,7,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n               <jats:sec>\n                  <jats:title>Objective<\/jats:title>\n                  <jats:p>Mobile applications for improving diagnostic decision making often lack clinical evaluation. We evaluated if a mobile application improves generalist physicians\u2019 appropriate laboratory test ordering and diagnosis decisions and assessed if physicians perceive it as useful for learning.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Methods<\/jats:title>\n                  <jats:p>In an experimental, vignette study, physicians diagnosed 8 patient vignettes with normal prothrombin times (PT) and abnormal partial thromboplastin times (PTT). Physicians made test ordering and diagnosis decisions for 4 vignettes using each resource: a mobile app, PTT Advisor, developed by the Centers for Disease Control and Prevention (CDC)\u2019s Clinical Laboratory Integration into Healthcare Collaborative (CLIHC); and usual clinical decision support. Then, physicians answered questions regarding their perceptions of the app\u2019s usefulness for diagnostic decision making and learning using a modified Kirkpatrick Training Evaluation Framework.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Results<\/jats:title>\n                  <jats:p>Data from 368 vignettes solved by 46 physicians at 7 US health care institutions show advantages for using PTT Advisor over usual clinical decision support on test ordering and diagnostic decision accuracy (82.6 vs 70.2% correct; P\u2009&amp;lt;\u2009.001), confidence in decisions (7.5 vs 6.3 out of 10; P\u2009&amp;lt;\u2009.001), and vignette completion time (3:02 vs 3:53\u2009min.; P\u2009=\u2009.06). Physicians reported positive perceptions of the app\u2019s potential for improved clinical decision making, and recommended it be used to address broader diagnostic challenges.<\/jats:p>\n               <\/jats:sec>\n               <jats:sec>\n                  <jats:title>Conclusions<\/jats:title>\n                  <jats:p>A mobile app, PTT Advisor, may contribute to better test ordering and diagnosis, serve as a learning tool for diagnostic evaluation of certain clinical disorders, and improve patient outcomes. Similar methods could be useful for evaluating apps aimed at improving testing and diagnosis for other conditions.<\/jats:p>\n               <\/jats:sec>","DOI":"10.1093\/jamia\/ocy026","type":"journal-article","created":{"date-parts":[[2018,3,9]],"date-time":"2018-03-09T04:11:02Z","timestamp":1520568662000},"page":"841-847","source":"Crossref","is-referenced-by-count":16,"title":["Evaluating a mobile application for improving clinical laboratory test ordering and diagnosis"],"prefix":"10.1093","volume":"25","author":[{"given":"Ashley N D","family":"Meyer","sequence":"first","affiliation":[{"name":"Center for Innovations in Quality, Effectiveness and Safety, Michael E. 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DeBakey Veterans Affairs Medical Center and Department of Medicine, Baylor College of Medicine, Houston, TX, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Benji K","family":"Mathews","sequence":"additional","affiliation":[{"name":"Department of Hospital Medicine, HealthPartners and University of Minnesota Medical School, Saint Paul, MN, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Elham","family":"Yousef","sequence":"additional","affiliation":[{"name":"Department of Hospital Medicine, Cleveland Clinic, Cleveland, OH, USA"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Anita V","family":"Kusnoor","sequence":"additional","affiliation":[{"name":"Michael E. 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