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Table 4 Appraisal of scientific evidence (according to GRADE) - Reliability of triage scales.

From: Emergency Department Triage Scales and Their Components: A Systematic Review of the Scientific Evidence

Effect measure (endpoint) Triage scale No. Patients/cases (no. Studies) Agreement (Kappa/ percent) Scientific evidence Comments
Reliability ATS 10 cases
(1 study) [26]
38.7%-79% Insufficient
Reduction for study quality and imprecise data (-1)
  CTAS 1372 patients/cases
(5 studies) [19, 2730]
0.20-0.84
(κ-value)
Insufficient
Reduction for study quality and heterogeneity of results (-1)
  MTS 50 cases
(1 study) [31]
0.48 (κ-value) Insufficient
Reduction for study quality and imprecise data (-1)
  SRTS 423 patients
(1 study) [6]
0.87 (κ-value) Insufficient
Reduction for study quality and uncertainty of transferability (-1)
  Rutschmann 22 cases
(1 study) [8]
0.28-0.40
(κ-value)
Insufficient
Reduction for study quality (-1)
  Brillman 5123 patients
(1 study) [32]
0.45 (κ-value) Limited
 
  1. All studies are observational.