National Early Warning Score (NEWS) as an emergency department predictor of disease severity and 90-day survival in the acutely dyspneic patient – a prospective observational study

Table 3 Crude 90-day survival rates by various predictors

Predictor	Category	N	Patients alive 90 days after arrival n (%)
NEWS on ED arrival*	0	13	13 (100)
	1–4	96	90 (94)
	5–6	61	49 (80)
	≥7	76	52 (68)
ASA score*	1	20	20 (100)
	2	44	42 (96)
	3	164	133 (81)
	4	18	9 (50)
Age*	<40	18	18 (100)
	40–49	16	15 (94)
	50–59	31	27 (87)
	60–69	58	52 (90)
	70–79	66	54 (82)
	80–89	44	31 (70)
	≥90	13	7 (54)
COPD^a	No	175	142 (81)
COPD^a	Yes	71	62 (87)

NEWS National Early Warning Score, grouped by risk categories [5]. ASA score American Society of Anesthesiologists Physical Status score prior to this acute incident
*Cochrane Armitage trend test p < 0.0001. ^aFishers Exact test: p = 0.28

ISSN: 1757-7241