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Keywords: Kappa statisticsClose
Journal: Cerebrovascular Diseases
Cerebrovasc Dis (1991) 1 (2): 103–107.
Published Online: 08 February 1991
... were rated by 2 doctors each. The agreement rates were corrected for chance (kappa statistics). Interobserver agreement was good to excellent with weighted kappa values ranging from 0.688 to 0.912. Patients who died within 6 weeks had a lower prognostic score than the survivors. The long-term scores...