Observer agreement
Is it difficult to obtain inter-observer agreement in the measurement of the beta angle in ultrasound evaluation of the paediatric hip?
... inter-observer agreement was slightly low, it was concluded that if the researchers were well-trained, hip ultrasound evaluation had good potential as a screening tool for ...
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Assessment of ultrasonographic features of polycystic ovaries is associated with modest levels of inter-observer agreement
... better agreement than radiologists when evaluating ultrasonographic features of polycystic ovaries, overall inter-observer agreement for both groups was only moderate to ...ovary, agreement ...
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Inter-observer agreement in the assessment of endoscopic findings in ulcerative colitis
... inter-observer agreement in the rating of endoscopic features characterising ulcerative colitis is satisfactory in both groups of endoscopists but significantly higher in the experienced ...
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Inter-observer agreement improves with PERCIST 1.0 as opposed to qualitative evaluation in non-small cell lung cancer patients evaluated with F-18-FDG PET/CT early in the course of chemo-radiotherapy
... Each observer used two different methods for evaluation: (1) PET response criteria in solid tumors (PERCIST) ...inter-observer agreement was evaluated using Fleiss ’ kappa for multiple raters, Cohens ...
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Evaluating observer agreement of scoring systems for foot integrity and footrot lesions in sheep
... We considered the use of live sheep for this study, however, the possible change in footrot lesions over time [23], (even within hours the foot can change in highly conducive environment) and the difficulty in ...
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Intra- and inter-observer agreement in histological assessment of canine soft tissue sarcoma
... Intra- and inter-observer agreement in histological assessment of canine soft tissue sarcoma, Vet Comp Oncol , 2017.. This article may be used for non-commercial purposes in accordance[r] ...
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Poor inter-observer agreement in the measurement of respiratory rate in children: a prospective observational study
... inter-observer agreement of RR measurements in children as encountered in day-to-day clinical practice in the ...poor agreement between measurements when taken by a HCP in usual clinical practice, ...
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Musculoskeletal ultrasound imaging of the plantar forefoot in patients with rheumatoid arthritis: inter-observer agreement between a podiatrist and a radiologist
... inter- observer agreement between a radiologist and podiatrist who had followed recommended training guidelines for MSUS, in the MSUS assessment of the forefoot of patients with ...
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Spondyloarthritis related and degenerative MRI changes in the axial skeleton an inter and intra observer agreement study
... This study also has a number of strengths. MRI of the whole spine and SIJ were read by three independent readers and intra-observer agreement was tested by two of the readers. The involvement of more than ...
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Low inter-observer agreement among experienced shoulder surgeons assessing overstuffing of glenohumeral resurfacing hemiarthroplasty based on plain radiographs
... There are limitations to this study. Firstly, we had to ex- clude a significant amount of radiographs due to poor quality thereby introducing the possibility of selection bias. However, we hypothesize that had all the ...
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Inter observer agreement according to malaria parasite density
... Background: Recent developments in diagnostic techniques for malaria, particularly DNA probes and sero- immunology, have raised questions as to how these techniques might be used to facilitate malaria diagnosis at the ...
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High inter-observer agreement of observer-perceived pain assessment in the emergency department
... We used weighted Fleiss-Cohen (quadratic) kappa sta- tistics, which accounts for a situation where there were constantly two raters but their identity varied and the rating was in ordered categories. We also calculated ...
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Validation of a new method for the endoscopic measurement of post bariatric gastric outlet using a standard guidewire: an observer agreement study
... high agreement reliability in comparison with the gold stand- ard Olympus calibration ...high agreement reli- ability is maintained for both expert and novice ...
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Observer agreement paradoxes in 2x2 tables: comparison of agreement measures
... imbalanced marginals, and (2) higher kappa values for asymmetrical imbalanced marginal distributions. Results: Kappa and alpha behave similarly and are affected by the marginal distributions more so than the B-statistic, ...
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Diagnostic Performance and Inter Observer Agreement of 4 Dimensional Computed Tomography Parathyroid Scans in Patients with Primary and Secondary Hyperparathyroidism
... Background : 4D-CT has been used to localize the parathyroid adenomas and hyperplasia since 2006 as a second line study after TC-99 m MIBI and ultra- sonography. However, multiple studies have shown that 4D-CT is a ...
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The impact of diurnal variation on induced sputum cell counts in healthy adults
... inter- observer agreement in the differential sputum cell count, both slides from 20 subjects were recounted by a second experienced cytotechnologist, who was also blinded to subject characteristics and ...
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Data quality and practical challenges of thyroid volume assessment by ultrasound under field conditions - observer errors may affect prevalence estimates of goitre
... Previous studies among Saharawi refugees residing in refugee camps near Tindouf in the Algerian desert have revealed a high prevalence of goitre, which is probably caused by iodine excess rather than iodine deficiency ...
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Interobserver agreement in dysplasia grading: toward an enhanced gold standard for clinical pathology trials
... Histopathological assessment of OPMD depends on the microscopic grading of OED. However, such assessment can be subjective and notoriously unreliable with both poor inter- and intra-observer agreement ...
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Inter-observer reliability of alternative diagnostic methods for proximal humerus fractures: a comparison between attending surgeons and orthopedic residents in training
... We noticed that among the experts (Group 1) the overall kappa coefficients (inter-observer agreement) ranged from 0.241 (fair) to 0.624 (substantial), see Table 1. 3D models, in general, presented better ...
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Reliability of an injury scoring system for horses
... the agreement between observers and a given ...(no agreement) to +1 (full agree- ...of agreement between observers classifying a number of ...of agreement that would be expected by chance and ...
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