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Table 2 Studies reporting outcomes of veno-venous ECMO in COVID-19 critically ill adults

From: A rational approach on the use of extracorporeal membrane oxygenation in severe hypoxemia: advanced technology is not a panacea

Study

Study type

Age

Pre-ECMO

MV (days)

ECMO usage

Pre-ECMO PaO2/FiO2

Prone before ECMO

NMB before ECMO

ECMO duration (days)

Mortality

Yang [34]

Retrospective/single center

NA

NA

6/52

NA

NA

NA

NA

83.3%

Osho [31]

Case series

47 (43–54)

5.5 (3.5–6.75)

6/6

95 (84–100)

100%

100%

12 (4–18)

8%a

Li [29]

Retrospective/multicenter

64.3 (± 17.6)

9.7 (± 5.7)

8/16

66.1 (± 7.8)

NA

NA

27.1 (± 17.7)

50%a

Zhang [126]

Retrospective/single center

NA

NA

10/221

NA

NA

NA

NA

20%a

Zeng [35]

Retrospective/2 centers

50.9 (13.5)

NA

12/12

NA

NA

NA

11.3 (± 7.8)

42%a

Le Breton [127]

Case series

50 (43–55)

6 (4–6)

13/83

59 (54–58)

100%

100%

13 (3–34)

85%

Yang [34]

Retrospective/multicenter

62 (33–78)

4 (1–7)

73/73

71.9 (59–87)

58.9%

NA

18.5 (12–30)

81%a

Jacobs [27]

Retrospective/multicenter

52.4 (± 12.5)

4 (2.0–6.5)

32/32

NA

62.5%

NA

6 (5–10)

31%a

Lebreton [39]

Retrospective/multicenter

52 (45–58)

5 (3–7)

302/302

61 (54–70)

94%

96%

14 (8–26)

54%

Kon [28]

Retrospective/single center

40 (30.5–47)

2 (1–4)

27/321

84 (70–118)

82%

96%

11 (10–14)

4%a

Jacobs [37]

Prospective, multicenter cohort

51 (41–60)

4 (1–6)

100/100

NA

70%

NA

12 (8–22)

50%

Schmidt [40]

Retrospective/multicenter

49 (41–56)

4 (3–6)

83/492

60 (54–68)

94%

96%

20 (10–40)

31%

Barbaro [36]

Retrospective/multicenter

49 (41–57)

4 (1.8–6.4)

1035/1035

72 (59–64)

60%

72%

14 (8–23)

39%

Mustafa [30]

Retrospective/two centers

48.4 (± 1.5)

4 (± 0.5)

40/40b

NA

73%

78%

13 (± 2.6)

15%

Diaz [42]

Retrospective/multicenter

48 (41–55)

4 (2–7)

85/85

87 (64–99)

91.8%

94.1%

16 (10–27)

38.8%

  1. Data are presented as mean (± standard deviation) or median (interquartile range). ECMO extracorporeal membrane oxygenation, MV mechanical ventilation, NMB neuromuscular blocking agents, NA non-applicable
  2. aTreatment continues for many patients and there was no final outcome at the time of publication
  3. bRefers to veno-venous ECMO with single-access, dual-stage right atrium-to-pulmonary artery cannula implantation