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Table 3 Association between WPS factors and 30-day mortality risk in ED patients

From: Prognostic performance of the Rapid Emergency Medicine Score (REMS) and Worthing Physiological Scoring system (WPS) in emergency department

Variable

Hazard ratio (95 % confidence interval)

P value

Breathing rate (per minute)a

  

  <20

1.0

 

  20–21

1.3 (0.7–2.5)

0.419

  >21

2.8 (1.7–4.8)

<0.001

Pulse (per minute)a

  

  <102

1.0

 

  ≥102

1.9 (1.4–2.6)

<0.001

Systolic blood pressure (mmHg)a

  

  >99

1.0

 

  ≤99

2.8 (1.9–4.3)

<0.001

Peripheral oxygen saturation (%)a

  

  96 to 100

1.0

 

  94 to 95

2.1 (1.4–3.3)

0.001

  92 to 93

2.6 (1.5–4.4)

<0.001

  <92

5.8 (4.1–8.3)

<0.001

AVPU levela

  

  3

1.0

 

  0 to 2

7.5 (5.5–10.3)

<0.001

  WPS score (+1)

1.6 (1.5–1.7)

<0.001

  1. aClassification according to WPS