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Table 2 Baseline Characteristics of the included studies

From: Human amniotic membrane products for patients with diabetic foot ulcers. do they help? a systematic review and meta-analysis

Study ID

Study Arms

Sample

Age, mean (SD)

Gender (N)

BMI, mean (SD)

Glycated Hemoglobin, mean (SD)

Smoking Status (N)

Initial wound area (cm2), mean (SD)

Wound location

Male

Females

Toe

Forefoot

Midfoot

Heel/ankle/ hindfoot

DiDomenico et al. 2016

dHACA + SOC

20

59 (13)

11

9

37 (9.6)

7.5 (1.2)

4

2 (0.9)

4

7

8

1

SOC alone

20

58 (9)

16

4

37 (11)

7.8 (1.5)

2

3.3 (4.35)

4

5

8

3

DiDomenico et al. 2018

dHACA + SOC

40

60.1 (11.7)

23

17

34 (9.3)

7.6 (1.47)

4

2.1 (1.46)

10

16

12

2

SOC alone

40

61 (10.66)

31

9

34.5 (9.42)

7.9 (1.48)

3

3.1 (3.58)

3

14

12

5

Lavery et al. 2014

HVWM (Grafix®)

50

55â‹…5 (11.5)

33

17

33â‹…5 (7.7)

8 (1.6)

-

3â‹…41 (3.23)

-

-

-

-

Standard wound care

47

55.1 (12)

35

12

32.2 (7.9)

7.8 (1.5)

-

3.93 (3.22)

-

-

-

-

Zelen et al. 2012

Standard care

12

56.4 (14.7)

9

4

30.4 (5.7)

-

-

2.6 (1.9)

-

7

-

6

EpiFix

13

61·7 (10.3)

7

5

35·4 (6.6)

-

-

3.4 (2.9)

-

7

-

5

Knowlton et al

AMNIOEXCEL (DAMA)

41

57.2 (11.32)

25

16

-

-

-

-

-

-

-

-

Standard care

37

59.1 (11.14)

31

6

-

-

-

-

-

-

-

-

Serena et al. 2019

HSAM + SOC

38

59.2 (7.61)

30

8

-

-

-

3.12 (3.86)

-

-

-

-

SOC alone

38

59.6 (10.72)

29

9

-

-

-

3.33 (4.62)

-

-

-

-

Snyder et al. 2016

AMNIOEXCEL (DAMA) + SOC

15

57.9 (12.49)

12

3

34.9 (5.9)

-

-

4.7 (5.43)

1

9

3

2

SOC alone

14

58.6 (6.97)

13

1

35.1 (8.1)

-

-

6.9 (6.75)

0

6

5

3

Tettelbach et al. 2019

dHACM

54

57.4 (10.6)

40

14

35.8 (8.9)

7.8 (1.4)

22

3.2 (2.8)

4

27

8

8

SOC alone

56

57.1 (10.5)

40

16

34.6 (8.5)

8.8 (1.8)

17

3.9 (3.8)

7

30

8

7

Thompson et al. 2019

Human amniotic allograft + skin substitute + Total contact case

7

58.5 (12.96)

6

1

-

9.63 (2.77)

-

1.54 (1.74)

-

-

-

-

SOC + Total contact case

6

55.17 (18.32)

5

1

-

8.47 (2.44)

-

2.78 (3.04)

-

-

-

-

Zelen et al. 2015

Epifix

20

63â‹…2 (13)

10

10

35 (7.5)

7.4 (1.5)

5

2.7 (2.4)

4

7

2

1

SOC alone

20

62.2 (12.8)

9

11

35.8 (9.7)

8 (1.5)

5

3.3 (2.7)

5

5

3

3

Zelen et al. 2016

Epifix

32

63.3 (12.25)

19

13

33.9 (6.9)

7.5 (1.51)

9

2.6 (2.97)

9

9

8

6

SOC alone

35

60.6 (11.55)

22

13

34.7 (9.35)

8.2 (1.78)

12

3.1 (3.17)

11

12

6

6

  1. dHACA Dehydrated human amnion and chorion allograft, SOC Standard of care, HVWM Human viable wound matrix, DAMA Dehydrated amniotic membrane allograft, HSAM Hypothermically stored amniotic membrane
  2. dHACM dehydrated human amnion/chorion membrane allograft, SD Standard deviation N Number, BMI Body mass index