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 2

Insufficient data on chart as required by Canadian Triage and Acuity Scale (CTAS) guidelines (% of Table 1).

CTAS visits	Trial 1	Trial 2	Trial 1%	Trial 2%
CTAS 1	0	0	0.00%	0.00%
CTAS 2	14	23	9.40%	16.91%
CTAS 3	302	491	29.90%	40.38%
CTAS 4	805	918	57.01%	60.63%
CTAS 5	98	79	44.75%	46.47%
Unknown	44	48	100.00%	100.00%
Total having insufficient data	1263	1559	44.50%	50.44%