NEWS2 Reference Calculator

Enter observations below to compute the NEWS2 aggregate score using the algorithm published in the Royal College of Physicians NEWS2 chart (RCP, 2017). All fields are required.

Respiratory rate (breaths per minute)

Typical range 12 to 20 breaths per minute.

Oxygen saturation (SpO₂, %)

Whole number, 0 to 100.

Patient is receiving supplemental oxygen

Use SpO₂ Scale 2 (hypercapnic respiratory failure, target 88–92%)

Systolic blood pressure (mmHg)

Whole number, 40 to 260.

Pulse rate (beats per minute)

Whole number, 20 to 220.

Temperature (°C)

Decimal, 25.0 to 45.0.

Level of consciousness (ACVPU)

Select the patient's current state.