Primary Care Physicians' Challenges in Ordering Clinical Laboratory Tests and Interpreting Results

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).

From the Department of Family Medicine, University of Illinois College of Medicine, Chicago (JH); the Centers for Disease Control and Prevention, Atlanta, GA (PJT, AMP, JRT); the Altarum Institute, Ann Arbor, MI (TW, MS, JL, CCD); Paul Epner LLC, Evanston, IL (PE); and the Department of Pathology, University of Utah, Salt Lake City (BRJ); and ARUP Laboratories, Salt Lake City, UT (BRJ).