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Table 2 Predictors of MET calls for hospital mortality

From: Automated alert and activation of medical emergency team using early warning score

Characteristics of MET calls Adjusted OR 95% CI P-value
Implementation of automated alert system 0.73 0.56–0.95 0.018
Age > 70 1.26 0.96–1.65 0.103
Medical department 1.49 1.03–2.16 0.036
Hemato-oncologic diseases 2.89 2.17–3.85 < 0.001
MET activation during weekend 1.19 0.92–1.54 0.194
MET activation during nighttime hours 1.00 0.78–1.26 0.968
Time from derangement to MET activation, 10 min 1.01 1.00–1.01 0.004
Reason for MET activation
 Respiratory system 1.46 1.10–1.93 0.009
 Circulatory system 1.16 0.84–1.58 0.366
 Bedside concern 0.65 0.32–1.30 0.220
Vital sign at the time of MET activation
 Hypotension (MBP < 65 mmHg) 1.24 0.93–1.63 0.138
 Tachycardia (HR > 110 beat/min) 0.95 0.63–1.43 0.797
 Tachypnea (RR > 20 breath/min) 0.95 0.64–1.43 0.816
 Fever (BT > 38.3) 0.44 0.34–0.57 < 0.001
MET intervention
 HFNC/NIV 1.78 1.07–2.98 0.027
 Airway management 1.26 0.87–1.84 0.224
 Cardiopulmonary resuscitation 5.15 2.02–13.10 0.001
 Bolus fluid administration 0.58 0.43–0.78 < 0.001
 Medication therapy 0.74 0.56–0.96 0.026
 Advice or consultation only 0.97 0.70–1.34 0.835
  1. MBP mean blood pressure, CI confidence interval, HFNC high-flow nasal cannula, MET medical emergency team, MEWS Modified Early Warning Score, NIV non-invasive ventilation, OR odds ratio