Table 1 Data obtained from review of studies on prevalence of VTE patients with COVID-19

Al-Samkari (2020), US [21]

ICU, GW

PTE, DVT

Mar 1-Apr 5, 2020

400

62.5

228/172

19

Avruscio (2020), Italy [22]

ICU, GW

PTE, DVT

Mar 4-Apr 30, 2020

85

67 (11)

61/24

40

Barrett (2020), US [23]

-

VTE

-

100

65

61/39

8

Cui (2020), China [24]

ICU

DVT

Jan 30-Mar 22, 2020

81

59.9 (14.1)

37/44

20

Franco-Moreno (2020), Spain [25]

-

PTE, DVT

Mar 30-May 6, 2020

26

60

15/11

2

Freund (2020), France [26]

-

PTE

Feb 1-Apr 10, 2020

974

61 (19)

500

Hanif (2020), US [27]

-

VTE

Mar 15-Apr 14, 2020

921

62

574/347

30.4

16

Helms (2020), France [28]

ICU

PTE, DVT

Mar 3 to 31 2020

150

63

122/28

28

Hill (2020), Australia [29]

-

PTE, DVT

Mar 1-May 1, 2020

2748

86

Jimenez-Guiu (2020), Spain [30]

Noncritically ill

DVT

Apr 2020

57

71.3

29/28

6

Klok (2020), Netherlands [31]

ICU

PTE, DVT

Mar 7-Apr 5, 2020

184

64

68

Llitjos (2020), France [32]

-

PTE, DVT

Mar 19-Apr 11, 2020

26

68

20/6

30.2

18

Lodigiani (2020), Italy [33]

ICU, GW

PTE, DVT

Feb 13-Apr 10, 2020

388

66

264/124

16

Longchamp (2020), Switzerland [34]

ICU

PTE, DVT

18 and 30 May 2020

25

68 (11)

16/9

27.5

8

Marone (2020), Italy [35]

-

PTE, DVT

Mar 1-Apr 25, 2020

101

58

Mazzaccaro (2020), Italy [36]

GW

PTE

Mar 18-Apr 20, 2020

32

68.6 (12)

23/9

27.1 (4.3)

21

Mei (2020), China [37]

-

PTE, DVT

Jan 1-Mar23, 2020

256

55.5

131/125

5

Patel (2020), UK [38]

ICU

PTE

Mar 17-Apr10, 2020

39

52.5

32/7

31.3

(6.1)

15

Pavoni (2020), Italy [39]

ICU

DVT

Feb 28-Apr 10, 2020

40

61 (13)

24/16

28.4 (4.7)

8

Pierfranceschi (2020), Italy [40]

-

DVT

Feb 21-end of Mar

66

71.5 (11)

46/20

9

Rieder (2020), Germany [41]

-

PTE, portal vein thrombosis

Mar-Apr 2020

49

60 (23)

30/19

3

Salisbury (2020), UK [42]

ICU, GW

PTE, DVT

Mar 1-Apr 14, 2020

303

73

165/138

27

22

Shah (2020), UK [43]

ICU

PTE, DVT

Mar 15-May 05, 2020

187

57

124/63

28

64

Xu (2020), China [44]

ICU, GW

DVT

Jan 21-Feb 21, 2020

138

52.43

(16.7)

81/57

4

Yuriditsky (2020), US [45]

ICU

PTE, DVT

Apr 1-Apr 20, 2020

64

64

46/18

20

Bellmunt-Montoya (2021), Spain [46]

ICU

PTE, DVT

Apr 2020

230

61.8

177/53

30.3

61

Boyd (2021), Ireland [47]

ICU

PTE, DVT

Mar 1-Apr 5, 2020

38

57.9 (14.8)

28/10

25.7 (5.4)

5

Giannis (2021), US [48]

-

PTE, DVT

Mar 1-Apr 27, 2020

10,871

118

Gonzalez-Fajardo (2021), Spain [49]

-

PTE, DVT

Mar 1–Apr 30, 2020

2943

65

78

Gutierrez (2021), US [50]

-

VTE

-

4461

68

4163/298

412

Helms (2021), France [51]

ICU

PTE, DVT

Mar 3-May 30 2020

179

62

130/49

30

36

Lapébie (2021), France [52]

ICU

PTE, DVT

Mar 10-May 7, 2020

78

63.3 (13.9)

67/78

27.7 (4.4)

32

Lee (1) (2021), US [53]

-

PTE, DVT

Mar 20-May 3, 2020

220

47

Mattioli (2021), Italy [54]

-

PTE

Mar 15-Apr 27, 2020

105

73.7 (14.6)

61/44

1

Mu˜noz-Rivas (2021), Spain [55]

ICU, GW

PTE, DVT

Mar 3-May 3, 2020

1127

43

Planquette (2021), France [56]

-

PTE

Mar 1-Apr 20, 2020

1042

59

Vlachou (2021), UK [57]

ICU

PTE

Mar 23-Apr 5, 2020

39

62.3 (15)

22/17

18

Valle (2021), Italy [58]

ICU, GW

PTE

Apr 8-May 26, 2020

114

61

84/30

65

Dujardin (2020), Netherlands [59]

ICU

PTE, DVT

Mar 13-Apr 9, 2020

127

62

98/29

27

53

Garcia-Ortega (2021), Spain [60]

ICU, GW

PTE

Mar 8–Apr 25, 2020

73.0

65.4

52/21

29.3 (5.8)

26

Chen (2021), China [61]

GW

DVT

11 June-8 July 2020

23

42.7 (12)

14/9

23.6 (2.8)

19

Hamadé (2021), France [62]

ICU, GW

PTE, DVT

Mar 2–Apr 11, 2020

46

67.2 (12)

22/24

27.9 (4.1)

10

Yi Guo (2020), China [63]

Non-ventilated

DVT

Jan25-Mar 04, 2020

121

64 (14)

62/59

58

Baccellieri (2020), Italy [64]

ICU, GW

DVT

Apr 2-Apr18, 2020

200

62

142/58

28

29

Chen (2020), China [65]

Mod. to severe

PTE

Jan and Feb 2020

25

65

15/10

10

Yu (2020), China [66]

ICU, GW

DVT

Dec 2019 and Apr 2020

142

61.9 (12.4)

81/61

23.5 (2.6)

50

Cai (2020), China [63]

Non-ventilated

DVT

25 Jan-4 Mar 2020

121

64 (14)

62/59

58

Ameri (2020), Italy [67]

Ventilated

PTE

Mar 1-Apr 9, 2020

689

67.3 (13.2)

487/202

27.2 (5.3)

52

Artifoni (2020), France [68]

GW

PTE, DVT

Mar 25-Apr 10, 2020

71

64

43/28

27.3

16

Hippensteel (2020), US [69]

ICU

PTE, DVT

Mar 18-Apr 14, 2020

101

24

Trigonis (2020), US [70]

Critically ill

DVT

Mar 31-Apr 13, 2020

45

60.8 (14.9)

33.6

19

Chen (2021), China [71]

ICU

DVT

Feb 1–Mar 20, 2020

88

63

54/34

40

Zhang (2020), China [72]

GW

DVT

Jan 29-Feb 29, 2020

143

63 (14)

74/69

23.6 (3)

66

Fauvel (2020), France [73]

ICU, GW

PTE

26 Feb-20 Apr 2020

1240

64 (17)

721/419

28.1 (6.3)

103

Benito (2020), Spain [74]

ICU, GW

PTE

Mar 9–Apr 15, 2020

76

32

Lerardi (2020), Italy [75]

Mod., severe, critical

DVT

Mar15-Apr 7, 2020

234

61.6 (14.2)

70/164

29.08 (5.1)

25

Middeldorp (2020), Netherlands [76]

ICU, GW

PTE, DVT

Mar 2 to Apr 12, 2020

198

61 (14)

130/68

27

39

Santoliquido (2020), Italy [77]

GW

DVT

3 and 10 Apr 2020

84

67.6 (13.5)

61/23

10

Kerbikov (2021), Russia [78]

Mod. to severe

DVT

First half of May 2020

75

63.4

36/39

15

Le Jeune (2020), France [79]

GW

DVT

Apr 8-May 12, 2020

42

64.6 (19.3)

23/19

28

8

Schiaffino (2021), Italy [80]

-

PTE

Mar 1-Apr 30, 2020

45

67

34/11

27

Melazzini (2020), Italy [81]

-

PTE, DVT

Mar 19-Apr 6, 2020

259

70

176/83

25

Mestre Gomez (2021), Spain [82]

Noncritically ill

PTE

Mar 30-Apr 12, 2020

452

29

De Cobelli (2021), Italy [83]

-

PTE

Mar 29–Apr 9, 2020

55

62

39/16

26

28

Kaminetzky (2020) [84]

-

PTE, DVT

Mar13-Apr 5, 2020

62

57.8

40/22

23

Demelo-Rodriguez (2020), Spain [85]

GW

DVT

First half of Apr 2020

156

68.1

102/54

26.9 (4.2)

23

Leonard-Lorant (2020), France [86]

ICU, GW

PTE

Mar 1–31, 2020

106

32

Nahum (2020), Germany [87]

ICU

DVT

Mar to Apr 2020

34

62.2 (8.6)

25/9

31.4 (9)

27

Ren (2020), China [88]

ICU

DVT

Feb 27-Mar 31, 2020

48

70

26/22

41

Grillet (2020), France [89]

ICU

PTE

Mar 15–Apr 14, 2020

100

66 (13)

70/30

23

Koleilat (2020), US [90]

-

DVT

Mar 1-Apr 10, 2020

135

18

Poyiadji (2020), US [91]

-

PTE

Mar 16-Apr 18, 2020

328

72

Taccone (2020), Belgium [92]

ICU

PTE

Mar 10, Apr 30, 2020

40

61

28/12

13

Faggiano (2020), Italy [93]

GW

PTE

2020

25

21/4

7

Maatman (2020), US [94]

ICU

PTE, DVT

Mar 12 to Mar 31, 2020

109

61 (16)

62/47

34.8 (11.8)

31

Mouhat (2020), France [95]

ICU, GW

PTE

Mar 15–Apr 16, 2020

162

65.6 (13)

109/53

44

Pellens (2020), Belgium [96]

ICU

DVT

Mar 29th

12

9/3

8

Fang (2020), UK [97]

-

PTE

Mar 23–19 Apr, 2020

93

41

Contou (2020), France [98]

ICU

PTE

Mar 13-Apr 24, 2020

92

61

73/19

16

Ooi (2020), UK [99]

-

PTE

Mar 1-Apr 30, 2020

84

32

Rali (2020), US [100]

-

PTE, DVT

Apr 1 to Apr 27, 2020

147

25

Meiler (2020), Germany [101]

-

PTE, DVT

Mar 1-Apr 20, 2020

50

60.4 (10.1)

34/16

14

Ventura-Díaz (2020), Spain [102]

-

PTE

Mar 1–Apr 30, 2020

242

68

151/91

73

Longhitano (2020), Italy [103]

ICU, GW

PTE, DVT

18 and 31 May 2020

74

68.65 (15)

44/30

21

Cho (2020) US [104]

-

DVT

Mar 1, May 13, 2020

158

67.4 (14.6)

85/73

29.5 (7.5)

52

Whyte (2020), UK [105]

ICU, GW

PTE

Mar 3-May 7, 2020

214

80