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Table 5 Vital signs responsible for alterations in clinical rule scores

From: Frequency of alterations in qSOFA, SIRS, MEWS and NEWS scores during the emergency department stay in infectious patients: a prospective study

Clinical rule

Alteration**

n

Responsible vital sign(s)***

SBP

HR

RR

GCS

T

SpO2

qSOFA

Deterioration

105

59 (56.2%)

 

52 (49.5%)

15 (14.4%)

  

Improvement

120

58 (48.3%)

 

73 (60.8%)

23 (19.3%)

  

Total

225

117 (52.0%)

 

125 (55.6%)

38 (17.0%)

  

SIRS

Deterioration

203

 

61 (30.0%)

98 (48.3%)

 

83 (40.9%)

 

Improvement

272

 

82 (30.1%)

118 (43.3%)

 

132 (48.5%)

 

Total

475

 

143 (30.1%)

216 (45.5%)

 

215 (45.3%)

 

MEWS

Deterioration

160

39 (24.4%)

52 (32.5%)

87 (54.4%)

1 (0.6%)

52 (32.5%)

 

Improvement

211

40 (19.0%)

62 (29.4%)

102 (48.3%)

3 (1.4%)

107 (50.7%)

 

Total

371

79 (21.3%)

114 (30.7%)

189 (50.9%)

4 (1.1%)

159 (42.9%)

 

NEWS

Deterioration

243

95 (39.1%)

67 (27.6%)

135 (55.6%)

4 (1.6%)

43 (17.7%)

117 (48.1%)

Improvement

279

113 (40.5%)

84 (30.1%)

149 (53.4%)

4 (1.4%)

80 (28.7%)

143 (51.3%)

Total

522

208 (39.8%)

151 (28.9%)

284 (54.4%)

8 (1.5%)

123 (23.6%)

260 (49.8%)

  1. *Data are presented as n (%)
  2. **Deterioration: change from normal to abnormal score, Improvement: change from abnormal to normal score
  3. ***Sum of percentages can exceed 100% as more than 1 vital sign could contribute to a change in the clinical rule score
  4. Abbreviations: qSOFA, quick Sequential Organ Failure Assessment; SIRS, Systemic Inflammatory Response Syndrome; MEWS, Modified Early Warning Score; NEWS, National Early Warning Score; SBP, systolic blood pressure; HR, heart rate; RR, respiratory rate; GCS, Glasgow Coma Scale; T, temperature; SpO2, peripheral oxygen saturation