70 Overestimation bias in validation of medical instrument: a new agreement model to complement the bland-altman analysis

Introduction

New medical instruments and tests are constantly being developed with the aim of providing cheaper, non-invasive, more convenient and safe methods. It is imperative that all medical instruments are accurate and precise. A failure of medical instruments to be accurate may lead to diagnosis errors with potentially affect patient’s management. Agreement is one of parameters for testing the quality of instrument and signifies...