Interrater reliability: the kappa statistic.
The kappa statistic is frequently used to test interrater reliability. The importance of rater reliability lies in the fact that it represents the extent to which the data colle...
Publications
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7,187 publications
AMSTAR 2: a critical appraisal tool for systematic reviews that include randomised or non-randomised studies of healthcare interventions, or both
The number of published systematic reviews of studies of healthcare interventions has increased rapidly and these are used extensively for clinical and policy decisions. Systema...
Revisiting the Behavioral Model and Access to Medical Care: Does it Matter?
The Behavioral Model of Health Services Use was initially developed over 25 years ago. In the interim it has been subject to considerable application, reprobation, and alteratio...
A Short Physical Performance Battery Assessing Lower Extremity Function: Association With Self-Reported Disability and Prediction of Mortality and Nursing Home Admission
This study provides evidence that performance measures can validly characterize older persons across a broad spectrum of lower extremity function. Performance and self-report me...
Climate Change 2007: Impacts, Adaptation and Vulnerability
Climate Change 2007: Impacts, Adaptation and Vulnerability
The Use of Cronbach’s Alpha When Developing and Reporting Research Instruments in Science Education
Cronbach's alpha is a statistic commonly quoted by authors to demonstrate that tests and scales that have been constructed or adopted for research projects are fit for purpose. ...
2010 Rheumatoid arthritis classification criteria: An American College of Rheumatology/European League Against Rheumatism collaborative initiative
Abstract Objective The 1987 American College of Rheumatology (ACR; formerly, the American Rheumatism Association) classification criteria for rheumatoid arthritis (RA) have been...
Categorical Data Analysis
categorical data analysis , categorical data analysis , کتابخانه مرکزی دانشگاه علوم پزشکی تهران
Handbook of Positive Psychology
Abstract Psychology after World War II became a science largely devoted to healing. It concentrated on repairing damage using a disease model of human functioning. This almost e...
Toxic Potential of Materials at the Nanolevel
Nanomaterials are engineered structures with at least one dimension of 100 nanometers or less. These materials are increasingly being used for commercial purposes such as filler...