Two-Tiered Ambulance Dispatch and Redeployment considering Patient Severity Classification Errors

Table 7

Inefficiency of the ALS index (IAI) for classification errors.

Undertriage rate α	0	0.1	0.2	0.3	0.4
IAI	0.40	0.70	0.82	0.86	0.88
Overtriage rate β	0	0.1	0.2	0.3	0.4
IAI	0.73	0.73	0.73	0.74	0.74