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Table 2 Analysis on clinical aspects and outcomes at the trauma center

From: Impact of COVID-19 pandemic on interhospital transfer of patients with major trauma in Korea: a retrospective cohort study

  

Total

(n = 2100)

Pre-COVID-19 (n = 1317)

COVID-19

(n = 783)

p-value

Vital signa

     
 

SBP (mmHg)

136 [115–156]

136 [116–156]

135 [113–155]

0.352

 

DBP (mmHg)

80 [67–90]

79 [66–90]

80 [68–90]

0.250

 

PR (/min)

85 [73–99]

86 [73–99]

85 [74–98]

0.943

 

BT (oC)

36.8 [36.4–37.1]

36.8 (36.4–37.1]

36.9 [36.5–37.2]

0.677

 

RR (/min)

18 [16–18]

18 [16–18]

18 [18–20]

0.074

 

Saturation (%)

98 [96–99]

98 [96–98]

98 [96–99]

0.574

 

SI

0.61 [0.49–0.76]

0.61 [0.49–0.76]

0.61 [0.50–0.75]

0.894

Cardiac arrest before arrival

    

0.509

  

38 (1.8)

25 (1.9)

13 (1.7)

 

GCSa

    

0.663

  

15 [15–15]

15 [15–15]

15 [15–15]

 

TTA

    

< 0.001

 

Yes

532 (25.3)

293 (22.2)

239 (30.5)

 
 

No

1568 (74.7)

1024 (77.8)

544 (69.5)

 

ISSa

    

0.546

  

9 [4–14]

9 [4–14]

9 [4–14]

 
 

ISS > 15

508 (24.2)

314 (23.8)

194 (24.8)

0.119

Blood product (pRBC) transfusion

     
 

Required in first 4 h

263 (12.5)

160 (12.1)

103 (13.2)

0.501

 

Amount(pint)b

    
 

<4 h

0.66 ± 2.78

0.66 ± 2.83

0.65 ± 2.69

 
 

4-24 h

1.18 ± 5.01

1.23 ± 5.16

1.09 ± 4.75

 

TC stay (m)a

    

0.940

  

288 [134–603]

282 [130–639]

306 [142–564]

 

Direct OR/IR

    

0.350

  

279 (13.3)

182 (13.8)

97 (12.4)

 

ICU care

     
 

No of patient

695 (33.1)

432 (32.8)

263 (33.6)

0.711

 

LOS (h)b

54.5 ± 151.9

55.0 ± 159.3

53.7 ± 138.6

0.853

2nd transfer

    

0.426

  

384 (18.3)

234 (17.8)

150 (19.2)

 

Mortality

     
 

Total

102 (4.9)

67 (5.1)

35 (4.5)

0.525

 

Death < 24 h

45 (2.1)

26 (2.0)

19 (2.4)

0.489

 

< 48 h

51 (2.4)

31 (2.4)

20 (2.6)

0.773

 

< 7d

70 (3.3)

43 (3.3)

27 (3.4)

0.821

 

< 30d

88 (4.2)

55 (4.2)

33 (4.2)

0.966

  1. Unless otherwise indicated, data are reported as number (percent)
  2. aData are reported as median [interquartile range]
  3. bData are reported as mean ± standard deviation
  4. Numbers and percentage presented indicate the accumulated value on each designed period
  5. SBP, systolic blood pressure; DBP, diastolic blood pressure; PR, pulse rate; RR, respiratory rate, BT, body temperature; SI, shock index; GCS, Glasgow coma scale; TTA, trauma team activation; ISS, injury severity scale; pRBC, packed red blood cell; TC, trauma center; OR, operation room; IR, intervention room; ICU, intensive care unit; LOS, length of stay