Najafi et al (2010) [44] |
38 |
17 diabetic and 21 healthy; gender undefined; and age undefined |
Not described |
Grewal et al (2013) [56] |
39 |
31 diabetic and 8 healthy; gender undefined; and aged 56.9 (SD 8.2) years |
Not described |
Luštrek et al (2014) [36] |
10 |
0 diabetic and 10 healthy; gender undefined; and age undefined |
Not described |
Luštrek et al (2015) [37] |
5 |
Health status undefined; 1 female and 4 males; and age undefined |
14 days |
Cvetković et al (2016) [47] |
9 |
0 diabetic and 9 healthy; 1 female and 8 males; and aged 24-36 years |
14 days |
Calbimonte et al (2017) [38] |
Not described |
External data set |
Not described |
Fraiwan et al (2017) [48] |
Not described |
Healthy; gender undefined; and age undefined |
Not described |
McLean et al (2017) [49] |
22 |
22 diabetic and 0 healthy; gender undefined; and age undefined |
Not described |
Razjouyan et al (2017) [57] |
25 |
25 diabetic and 0 healthy; gender undefined; aged 59.3 (SD 8.3) years |
21 (SD 4) days |
Reddy et al (2017) [39] |
100 |
50 diabetic and 50 healthy; gender undefined; and aged 34 (SD 10) years (diabetic) and 41 (SD 13) years (healthy) |
5 mnin |
Turksoy et al (2017) [50] |
26 |
26 diabetic and 0 healthy; 14 females and 12 males; and aged 24.2 (SD 5.41) years |
6 days |
Bartolic et al (2018) [40] |
Not described |
Health status undefined; gender undefined; and age undefined |
Not described |
Faccioli et al (2018) [45] |
6 |
6 diabetic and 0 healthy; gender undefined; and age undefined |
5 days |
Groat et al (2018) [51] |
12 |
12 diabetic and 0 healthy; 8 females and 4 males; and aged 48 (SD 13.4) years |
30 days |
McMillan et al (2018) [46] |
1 |
1 diabetic and 0 healthy; 0 female and 1 male; and aged 68 years |
1 day |
Merickel et al (2018) [32] |
36 |
20 diabetic and 16 healthy; gender undefined; and aged 21-59 years |
28 days |
Nguyen Gia et al (2019) [41] |
4 |
0 diabetic and 4 healthy; gender undefined; aged 30 years |
Not described |
Rescio et al (2019) [33] |
5 |
Health status undefined; gender undefined; and aged 47.2 (SD 12.3) years |
Not described |
Sarda et al (2019) [52] |
46 |
46 diabetic and 0 healthy; 17 females and 29 males; and aged 35 (SD 12) years |
140 days |
Ramazi et al (2019) [34] |
50 |
50 diabetic and 0 healthy; gender undefined; and aged 33-78 years |
7 days |
Garcia et al (2019) [35] |
100 |
50 diabetic and 50 healthy; 58 females and 42 males; and aged 20-87 years |
Not described |
Sevil et al (2019) [42] |
2 |
2 diabetic and 0 healthy; gender undefined; and age undefined |
1 day |
Zherebtsov et al (2019) [43] |
55 |
18 diabetic and 37 healthy; gender undefined; and aged 53.2 (SD 11.4) years (diabetic), 19.6 (SD 0.6) years (16 healthy), and 53.2 (SD 11.4) years (21 healthy) |
10 min |
Rodriguez-Rodriguez et al (2019) [53] |
25 |
25 diabetic and 0 healthy; 11 females and 14 males; and aged 18-56 years |
14 days |
Sanz et al (2019) [54] |
6 |
6 diabetic and 0 healthy; gender undefined; and aged 36.7 (SD 8.9) years |
Not described |
Whelan et al (2019) [55] |
45 |
0 diabetic and 45 healthy; 27 females and 18 males; and aged 56 (SD 9) years |
42 days |