Does the dependence of Cohen 's kappa on the prevalence matter?
We should stop criticizing kappa for its dependence on the prevalence. Instead, we should focus on its dependence on the composition of the population with respect to subjects easy or difficult to agree on.
The root canal sterilization drug of erythromycin ethylsuccinate metronidazole-CP was a safe and effective method to promote the restoration of root apex diseases.