نتایج جستجو برای: interobserver agreement
تعداد نتایج: 167824 فیلتر نتایج به سال:
Background: Determination of interobserver and intraobserver reliability are one of the most important issue in educations with are necessary for validation of classifications. Methods: Radiographies and CT scans of 160 patients were assessed by three orthopedics to determination of the anatomic location of fractures and to determine classification of fractures according to Young and Burgess c...
Reliability analysis of radiographic methods for determination of posterolateral lumbossacral fusion
OBJECTIVE To analyze intra and interobserver agreement of two radiographic methods for evaluation of posterolateral lumbar arthrodesis. METHODS Twenty patients undergoing instrumented posterolateral fusion were evaluated by anteroposterior and dynamic lateral radiographs in maximal flexion and extension. The images were evaluated initially by 6 orthopedic surgeons, and after 8 weeks, reassess...
BACKGROUND Assessing renal biopsies from patients with lupus nephritis (LN) is a difficult task and it is subject to interobserver variability. In this study the interobserver agreement amongst five nephropathologists was analysed. METHODS Five specialized nephropathologists scored 126 biopsies, comprising 87 first and 39 repeat biopsies from 87 patients with biopsy-proven proliferative LN, i...
Items such as physical exam findings, radiographic interpretations, or other diagnostic tests often rely on some degree of subjective interpretation by observers. Studies that measure the agreement between two or more observers should include a statistic that takes into account the fact that observers will sometimes agree or disagree simply by chance. The kappa statistic (or kappa coefficient) ...
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