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Table 1 Patient classification by patient acuity category*

From: Forecasting daily attendances at an emergency department to aid resource planning

Patient acuity category

Description

P1

Patients of resuscitation, cardiovascular collapse or imminent danger of collapse, required to be attended to without a moment's delay

P2

Patients of non-resuscitation, major emergency or ill and non-ambulant or having severe symptoms and trolley based

P3

Patients of minor emergency or ambulant with mild to moderate symptoms

  1. * Definition given by Ministry of Health (MOH) of Singapore