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Table 1 MET: Activation criteria, interventions and procedures, n(%)

From: Medical Emergency Team: How do we play when we stay? Characterization of MET actions at the scene

MET activation Criteriaa N (%)
 Airway threatened 143 (36.8)
 Staff worried 121 (31.1)
 ↓ GCS > 2 98 (25.2)
 BP < 90 or >200 85 (21.9)
 Cardiac arrest 68 (17.5)
 RR <5 or >36 38 (9.8)
 PR <40 or >140 30 (7.7)
 Respiratory arrest 28 (7.2)
 Innapropriated Response to treatment 24 (6.2)
 Repeated/prolonged seizure 15 (3.9)
Interventions and Procedures implemented by METb  
 Fluid challenge 158 (40.6)
 Bag mask ventilation 145 (37.3)
 IV access 29.8 (116)
 Manual ventilator 78 (20.1)
 ET 61 (15.7)
 Airway suction 53 (13.6)
 CPR 48 (12.3)
 Oropharyngeal tube 36 (9.3)
 Nebulization 25 (6.4)
 Non-invasive ventilation 12 (3.1)
 Blood transfusion 8 (2.1)
 Cardioversion and pacing 8 (2.1)
Drugs Intravenous vasopressor 53 (13.6)
Intravenous anesthetics 47 (12.1)
Others 46 (11.8)
Intravenous antiarrithmics 30 (7.7)
Intravenous diuretics 30 (7.7)
Intravenous painkillers 29 (7.5)
Bronchodilators 24 (6.2)
Steroids 14 (4.4)
Intravenous neuromuscular-blocking 9 (2.3)
  1. aCould be more than one criterion in each activation
  2. bAll interventions during each MET response were included
  3. PR pulse rate, RR respiratory rate, BP blood pressure, GCS – Glasgow Coma Scale, ET Endotracheal entubation, IV intravenous, CPR cardiopulmonar resuscitation