Table 1. Modified early warning score (MEWS).

Variables	MEWS
	3	2	1	0	1	2	3
SBP (mmHg)	≤ 70	71–80	81–100	101–199		≥ 200
Heart rate (bpm)		≤ 40	41–50	51–100	101–110	111–129	≥ 130
Respiratory rate (bpm)	< 9		9–14	15–20	21–29		≥ 30
Temperature (°C)	< 35			35–38.4		38.5
AVPU Score				A	V	P	U

SBP, systolic blood pressure; A, alert; V, responds to verbal stimuli; P, responds to pain only; U, unresponsive to stimuli.