Table 1 The characteristics of patients with ECPR stratified according to neurological outcome and survival at discharge

Gender(male) (%)

132 (86.8)

26(78.8)

106(89.1)

0.209

44(84.6)

88(88.0)

0.739

Age (SD)

55.5(11.4)

55.4(12.0)

55.3(11.3)

0.962

55.0(11.1)

55.4(11.6)

0.823

Comorbidity

 CAD (%)

43 (28.2)

8(24.2)

35(29.4)

0.715

14(26.9)

29(29.0)

0.936

 DM (%)

49 (32.2)

9(27.3)

40(33.6)

0.631

17(32.7)

32(32.0)

1

 ESRD (%)

6 (3.9)

0(0)

6(5.0)

0.417

0(0)

6(6.0)

0.172

 COPD (%)

3 (1.9)

1(3.0)

2(1.7)

1

1(1.9)

2(2.0)

1

Resuscitation variables

 Witnessed Arrest (%)

127 (81.9)

32(97.0)

95(79.8)

0.037

49(94.2)

78(78.0)

0.019

 Bystander CPR (%)

109 (71.7)

28(84.8)

81(68.1)

0.093

40(76.9)

69(69.0)

0.401

 Location (public) (%)

102 (67.1)

27(81.8)

75(63.0)

0.068

40(76.9)

62(62.0)

0.093

 Initial shockable (%)

115 (75.7)

26(78.8)

89(74.8)

0.807

42(80.8)

73(73.0)

0.39

 Shockable at ER (%)

75 (49.3)

23(69.7)

52(43.7)

0.014

33(63.5)

42(42.0)

0.019

 Changing rhythm (%)

57 (37.5)

17(51.5)

40(33.6)

0.093

25(48.1)

32(32.0)

0.077

 No flow time (SD)

3.28 (5.3)

1.91(1.5)

4.30(5.6)

< 0.0001

3.42(4.4)

3.96(5.4)

0.512

 Arrest -hospital time (SD)

25.8 (15.4)

21.5(10.6)

27.0(16.3)

0.026

24.9(13.2)

26.2(16.4)

0.632

 Arrest -ECMO time (SD)

65.8 (20.4)

57.6(13.1)

68.7(21.3)

0.0004

63.0(18.9)

68.0(20.9)

0.143

Metabolic factor

 pH (SD)

7.02 (0.15)

7.077(0.15)

7.01(0.15)

0.047

7.06(0.16)

7.01(0.15)

0.099

 Lactate acid (SD)

11.68 (4.4)

11.71(4.9)

11.68(4.3)

0.975

11.77(4.8)

11.64(4.2)

0.867

 PaCO2 (SD)

68.1 (26.2)

56.7(24.9)

71.2(25.8)

0.007

61.1(26.8)

71.7(25.3)

0.026

Intervention

 CAG (%)

110 (72.3)

33 (100)

77 (64.7)

0.0006

52 (100)

58 (58)

0.004

 Arrest-CAG time (SD)

159.3 (60.0)

148.1 (67.2)

165.0 (58.1)

0.354

149.2 (61.4)

170.5 (61)

0.241

 TTM (%)

78 (51.3)

13 (39.3)

65 (54.6)

0.111

25 (48.0)

53 (53.0)

0.524