A Method for Reviewing the Accuracy and Reliability of a Five-Level Triage Process (Canadian Triage and Acuity Scale) in a Community Emergency Department Setting: Building the Crowding Measurement Infrastructure

Table 7

Reasons for Canadian Triage and Acuity Scale (CTAS) inconsistency.

Reason	Trial 1	Trial 2	Trial 1%	Trial 2%
Pain scale higher/lower	203	156	32%	25%
No/improper peak flow	20	2	3%	0%
Over triage	104	150	17%	24%
Under triage	208	196	33%	32%
Missing vital signs	90	110	14%	18%
Total	627	614