Temporal trends in use of tests in UK primary care, 2000-15: retrospective analysis of 250 million tests.
Jack William O'SullivanSarah StevensF D Richard HobbsChris SalisburyPaul LittleBen GoldacreClare BankheadJeffrey K AronsonRafael PereraCarl HeneghanPublished in: BMJ (Clinical research ed.) (2018)
Total test use has increased markedly over time, in both sexes, and across all age groups, test types (laboratory, imaging, and miscellaneous) and for 40 of 44 tests specifically studied. Of the patients who underwent at least one test annually, the proportion who had more than one test increased significantly over time.