Headache The Journal of Head and Face Pain · 2000 · 58 citations · 38 references
Our study showed that the interobserver reliability of expert headache neurologists was satisfactory in the majority of the physical examination tests of the cervical spine in patients with different headache syndromes. However, standardization of the clinical tests in order to improve their reliability is recommended.
38
The Measurement of Observer Agreement for Categorical Data
J. Richard Landis, Gary G. Koch · Biometrics · 1977 · 76.3K citations · Full text
Statistical Methods for Rates and Proportions.
B. S. Everitt, J. L. Fleiss · Biometrics · 1981 · 9.1K citations
Statistical Methods, Statistical Inference, Statistical Modeling +2
Fundamentals of Biostatistics.
Annals of Internal Medicine · 1969 · 4.6K citations
Engineering, Statistical Methods, Complex Biological System +10