Coding

Source literature

Fasting c-peptide (ng/ml)

Reference range of fasting c-peptide (ng/ml)

1

Gaudy et al., 2015 [35]

Undetectable

Unknown

2

Mellati e t Al., 2015 [21]

0.3

1.0~7.1

3

Hughes et al., 2015 [22]

0.5

1.1~4.4

4

Thoreau et al., 2017 [36]

0.08

Unknown

5

Miyoshi et al., 2016 [37]

0.23

0.8.~2.3

6

Okamoto et al., 2016 [38]

<0.1

0.61~2.09

7

Aleksova et al., 2016 [39]

0.015

0.08~0.64

8

Hofmann et al., 2016 [26]

0.004

0.038~0.226

9

Shah et al., 2016 [40]

0.81

Unknown

10

Farrell et al., 2017 [41]

Undetectable

Unknown

11

Ishikawa et al., 2017 [42]

<0.1

0.8.~2.5

12

Zaied et al., 2018 [13]

0.4

1.1~4.4

13

Zeng et al., 2019 [43]

<0.01

0.78~1.89

14

Cheng et al., 2018 [44]

<0.01

0.37~1.47

15

Hickmott, et al. 2017 [45]

0.65

Unknown

16

Gu et al. 2020 [46]

Undetectable

Unknown

17

Wang et al., 2021 [47]

0.2

1.1~5.0

18

He et al., 2020 [48]

0.01

0.78.~5.79

19

Li et al., 2018 [49]

0.51

1.1~4.4

20

Wu et al., 2021 [50]

0.07

0.78~5.19

21

Code 1

<0.02

1.1~4.4

22

Code 4

0.74

1.1~4.4

23

Code 5

<0.02

1.1~4.4