Age (years)

Age < 45 years+0Age 45–54 years+2Age 55–64 years+3Age 65–74 years+3Age ≥ 75 years+3

Mean Arterial Pressure (MAP) — mmHg

MAP ≤ 49 mmHg (severe hypotension / shock)+4MAP 50–69 mmHg (moderate hypotension)+2MAP 70–109 mmHg (normal range)+0MAP 110–129 mmHg (elevated)+2MAP 130–159 mmHg (hypertensive urgency range)+3MAP ≥ 160 mmHg (hypertensive emergency range)+4

Heart Rate (beats per minute)

HR ≤ 39 bpm (severe bradycardia)+4HR 40–54 bpm (bradycardia)+3HR 55–69 bpm (low-normal)+2HR 70–109 bpm (normal)+0HR 110–139 bpm (tachycardia)+2HR 140–179 bpm (severe tachycardia)+3HR ≥ 180 bpm (extreme tachycardia)+4

Respiratory Rate (breaths per minute)

Oxygen Saturation (SpO2) — %

SpO2 ≥ 90% (adequate oxygenation)+0SpO2 86–89% (mild hypoxemia)+1SpO2 75–85% (moderate-severe hypoxemia)+3SpO2 < 75% (critical hypoxemia)+4

Glasgow Coma Scale (GCS) — Total Score

GCS 14–15 (normal to minimally impaired)+0GCS 11–13 (mild impairment)+1GCS 8–10 (moderate impairment)+2GCS 5–7 (severe impairment)+3GCS 3–4 (deep coma)+4

Rapid Emergency Medicine Score (REMS)

Rapid Emergency Medicine Score (REMS)