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Table 2 Bleeding, thrombotic complications and replacements of extracorporeal lung support devices of ARDS patients on ECMO/pECLA with either argatroban or heparin

From: Efficacy and safety of argatroban in patients with acute respiratory distress syndrome and extracorporeal lung support

 

Argatroban

Heparin

p values

Patients (n)

Events. (n)

Event rate (mean)

Patients (n)

Events. (n)

Event rate (mean)

p (event rates)

Major bleedings: all

11

14

2.7 (±5.3)

13

33

3.8 (±6.8)

0.57

Intracranial

1

1

0.07 (±0.4)

3

3

0.7 (±2.6)

0.24

Pulmonary

6

8

1.5 (±4.1)

8

17

1.2 (±2.8)

0.73

Gastrointestinal

3

3

0.47 (±1.71)

5

8

1.4 (±4.1)

0.32

Other

2

2

0.66 (±3.2)

1

5

0.4 (±1.2)

0.67

Minor bleedings: all

30

91

19.3 (±19.4)

31

126

22.1 (±23.7)

0.58

Catheters. Gingival. Skin

29

84

18.1 (±19.6)

30

116

19.3 (±18.6)

0.62

Wounds

2

2

5.0 (±2.4)

9

10

2.8 (±8.2)

0.06

Other

1

5

2.8 (17.3)

0

0

0 (±0)

1.00

Thrombotic complications: all

6

11

2.5 (±9.9)

3

4

0.8 (±2.5)

0.54

Deep vein thrombosis

1

1

0.38 (±2.3)

0

0

0 (±0)

1.00

Pulmonary embolism

1

2

0.7 (±4.7)

1

1

0.09 (±0.57)

1.00

Cerebrovascular event

1

1

0.3 (±1.6)

1

1

0.2 (±1.3)

1.00

Mesenteric infarction

0

0

0 (±0)

0

0

0 (±0)

Myocardial infarction

0

0

0 (±0)

0

0

0 (±0)

Peripheral artery closure

1

1

0.4 (±2.3)

0

0

0 (±0)

1.00

Other

4

6

0.8 (±3.3)

2

2

0.5 (±2.2)

0.61

Replacements

       

pECLA cannula

0

0

0

0

0

0

pECLA oxygenator

8

29

12.9 (±10.1)

10

23

5.4 (±7.5)

0.17

ECMO cannula

7

9

1.4 (±3.7)

4

6

2.1 (±7.8)

0.72

ECMO oxygenator

15

36

8.5 (±14)

11

21

5.5 (±7)

0.88

  1. Discrete variables are presented as absolute numbers of affected patients and absolute numbers of events during the observation period (i.e., the time (days) on ECLS receiving either argatroban or heparin as anticoagulant). Contingency analyses were performed using Fisher’s exact test of retrospective data (no statistically significant differences between the argatroban and heparin group.) Event rates are presented as the mean (±standard deviation) of the (individual) number of events divided by the (individual) time under exposure (days) on ECMO/pECLA multiplied by 100 and were analyzed with the Mann–Whitney U test. They reflect the average number of events per 100 patient-days on ECLS in the respective groups
  2. p < 0.05. Extracorporeal lung support: pECLA pumpless extracorporeal lung assist or ECMO extracorporeal membrane oxygenation; complete data were available for all 78 patients