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Table 1 The general characteristics of the patients included in this study

From: Plasma mitochondrial DNA levels are associated with acute lung injury and mortality in septic patients

Characteristics

Control, n = 26

ALI, n = 40

p

Age, years

49.7 (31.8–67.7)

65.6 (51.7–79.4)

0.0002***

Sex, n (%)

   

 Male

14 (53.8)

28 (70.0)

 

Infection site, n (%)

   

 Blood

3 (11.5)

11 (27.5)

 

 Lung

10 (38.5)

14 (35.0)

 

 Abdomen

4 (15.4)

10 (25.0)

 

 Other

9 (34.6)

5 (12.5)

 

Mortality, n (%)

0 (0.0)

12 (30.0)

 

Ventilator-free time, days

3.1 (0.3–5.9)

17.9 (1.9–34.0)

 < 0.0001***

ICU stay time, days

4.5 (3.0–6.8)

15.5 (8.5–33.5)

 < 0.0001***

APACHE II

15.7 (7.7–23.6)

22.5 (12.0–33.0)

0.0069**

SOFA

6.0 (3.4–8.6)

9.5 (6.0–13.1)

 < 0.0001***

OI, mmHg

374 (329–420)

220 (170–270)

 < 0.0001***

PEEP, cmH2O

5.2 (4.7–5.7)

7.0 (5.0–9.0)

 < 0.0001***

Pplat, cmH2O

18.0 (15.2–20.9)

20.5 (16.0–25.0)

0.0226*

MAP, mmHg

81.3 (74.3–88.2)

84.3 (74.5–94.1)

0.1835

HR, bpm

94.2 (78.2–110.1)

94.9 (74.2–115.5)

0.8861

CVP, mmHg

8.4 (6.9–10.0)

9.8 (7.9–11.8)

0.0063**

NE, µg/kg/min

0.19 (0.02–0.29)

0.18 (0.08–0.38)

0.0986

Lactate, mmol/L

2.1 (0.8–3.4)

2.2 (0.3–4.2)

0.7388

mtDNA, log copies/µL

4.13 (3.20–5.07)

5.01 (3.38–6.64)

0.0172*

PCT, ng/mL

7.0 (3.8–19.0)

5.9 (2.0–20.3)

0.4274

CRP, mg/L

127 (79–175)

125 (72–177)

0.8537

IL-6, pg/mL

139 (49–376)

93 (28–145)

0.8147

IL-8, pg/mL

157 (42–274)

131 (53–247)

0.1971

IL-10, pg/mL

12 (6–21)

8 (5–14)

0.2418

TNFα, pg/mL

13 (9–19)

21 (13–30)

0.8210

  1. ALI acute lung injury, ICU intensive care unit, APACHE Acute Physiology and Chronic Health Evaluation, SOFA Sequential Organ Failure Assessment, OI oxygen index, PEEP positive end expiratory pressure, Pplat plat pressure, MAP mean arterial pressure, HR heart rate, CVP central venous pressure, NE norepinephrine, PCT procalcitonin, CRP C-reactin protein, IL-6 interleukin 6, IL-8 interleukin 8, IL-10 interleukin 10, TNFα tumor necrosis factor α