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. 2015 Jun 22;10(6):e0130523. doi: 10.1371/journal.pone.0130523

Table 6. Modified Early Warning Score (MEWS) and Hospital Mortality.

MEWS variables Survival (n = 98) Non-survival (n = 282) p value
MEWS24 2.0 ± 1.1 2.6 ± 1.5 <0.01
Low (≤2) 71 (72.4) 153 (54.3) <0.01
Intermediate (3–4) 22 (22.4) 102 (36.2) 0.24
High (≥5) 5 (15.6) 27 (9.6) 0.21
MEWS16 2.0 ± 1.2 2.7 ± 1.6 <0.01
Low (≤2) 72 (73.5) 151 (53.5) 0.06
Intermediate (3–4) 22 (22.4) 94 (33.3) <0.01
High (≥5) 4 (4.1) 37 (13.1) 0.01
MEWS8 2.7 ± 1.9 3.4 ± 2.0 <0.01
Low (≤2) 59 (60.2) 113 (40.1) <0.01
Intermediate (3–4) 23 (23.5) 85 (30.1) 0.01
High (≥5) 16 (16.3) 84 (29.8) 0.01
Increasing MEWS 42 (42.9) 136 (48.2) 0.41

Values are expressed as mean with standard deviation or n (%). MEWS24, MEWS in the 16–24 hrs prior to cardiac arrest; MEWS16, MEWS in the 8–16 hrs prior to cardiac arrest; MEWS8, MEWS in the 0–8hrs prior to cardiac arrest.