Table 2 Significant associated injuries among the trauma patients with AKI

 GCS <13

28 (35.9)

1275 (8.8)

5.8 (3.62–9.21)

<0.001

 SBP <90 mmHg

6 (7.7)

332 (2.3)

3.5 (1.53–8.19)

0.010

 Heart rate >100 beats/min

28 (35.9)

2714 (18.8)

2.4 (1.52–3.85)

<0.001

 Respiratory rate <10 or >29

4 (5.1)

81 (0.6)

9.6 (3.42–26.80)

0.001

Hemoglobin (Hb)

12.1 ± 2.9

13.2 ± 2.1

—

0.001

Hematocrit (Hct)

35.8 ± 7.9

39.1 ± 5.6

—

<0.001

BUN

28.9 ± 24.5

15.5 ± 10.0

—

<0.001

Creatinine (Cr)

2.1 ± 2.2

1.1 ± 1.8

—

<0.001

 Cardiopulmonary resuscitation

4 (5.1)

21 (0.1)

37.1 (12.42–110.66)

<0.001

 Intubation

12 (15.4)

368 (2.6)

6.9 (3.72–12.96)

<0.001

 Chest tube insertion

4 (5.1)

184 (1.3)

4.2 (1.51–11.56)

0.019

 Blood transfusion

13 (16.7)

528 (3.7)

5.3 (2.88–9.61)

<0.001

SBP before leaving ER (mmHg)

143.9 ± 41.1

140.0 ± 27.1

—

0.402

Time stayed in ER (hour)

4.5 ± 4.7

4.2 ± 4.7

—

0.566