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Table 1 Demographics and injury characteristics of the hospitalized trauma patients

From: Use of the reverse shock index for identifying high-risk patients in a five-level triage system

Variables

RSI < 1

RSI  1

Odds ratio

p

N = 348

N = 10466

(95 % CI)

SBP Mean (mmHg)

90.9±29.0

146.0±29.7

-

-

HR Mean (beats/min)

123.4±61.3

86.4±16.0

-

-

RSI Mean

0.8±0.2

1.7±0.5

-

-

 Range

0.0−0.9

1.0−8.1

-

-

Gender

    

 Male

255 (73.3)

6631 (63.4)

1.6 (1.25–2.02)

<0.001

 Female

93 (26.7)

3835 (36.6)

0.6 (0.50–0.80)

<0.001

GCS

12.1±4.0

14.4±2.0

<0.001

 ≤8

69 (19.8)

411 (3.9)

6.1 (4.57–8.02)

<0.001

 9–12

36 (10.3)

338 (3.2)

3.5 (2.41–4.96)

<0.001

 ≥13

243 (69.8)

9717 (92.8)

0.2 (0.14–0.23)

<0.001

AIS, n (%)

    

 Head/Neck

139 (39.9)

2513 (24.0)

2.1 (1.69–2.62)

<0.001

 Face

83 (23.9)

1946 (18.6)

1.4 (1.07–1.76)

0.013

 Thorax

114 (32.8)

1197 (11.4)

3.8 (3.00–4.76)

<0.001

 Abdomen

100 (28.7)

652 (6.2)

6.1 (4.75–7.76)

<0.001

 Extremity

226 (64.9)

7590 (72.5)

0.7 (0.56–0.88)

0.002

ISS, median (IQR)

13 (5–22)

5 (4–9)

-

<0.001

 <16

192 (55.2)

9152 (87.4)

0.2 (0.14–0.22)

<0.001

 16–24

81 (23.3)

947 (9.0)

3.0 (2.36–3.95)

<0.001

 ≥25

75 (21.6)

367 (3.5)

7.6 (5.74–9.96)

<0.001

Mortality

34 (9.8)

103 (1.0)

10.9 (7.28–16.31)

<0.001

Ward LOS (days)

17.0±17.8

8.9±9.7

-

<0.001

ICU

    

n (%)

168 (48.3)

1606 (15.3)

5.1 (4.15–6.40)

<0.001

 LOS (days)

12.3±19.5

8.6±10.2

-

<0.001