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Table 1 Clinical, endocrine, and metabolic characteristics of T1D participants

From: Residual β-cell function in Brazilian Type 1 diabetes after 3 years of diagnosis: prevalence and association with low presence of nephropathy

Characteristics

Total

FCP−

FCP+

p value

N (%)

138

56(40.6)

82(59.4)

 

Gender (male)%

58.7

57.1

59.8

0.8

Age at diagnosis (years)

9.0 ± 0.47

8.70 ± 5.14

10.28 ± 5.68

0.039

Age at recruitment (years) mean ± sd

22.0 ± 0.6

23.46 ± 7.22

21.84 ± 6.89

0.11

Diabetes duration (years)

mean ± sd

12.0 ± 0.5

14.77 ± 6.71

11.41 ± 5.68

0.002

Hypothyroidism history (%)

16.0

17.9

14.6

0.2

BMI (Kg/m2) mean ± sd

23.00 ± 0.30

23.18 ± 3.26

23.52 ± 3.81

0.59

Insulin (IU/kg/day)

mean ± sd

0.80 ± 0.10

0.80 ± 0.18

1.17 ± 2.11

0.08

HbA1c (%) mean ± sd

8.35 ± 1.15

8.55 ± 1.61

8.73 ± 1.58

0.42

LDL-C (mg/dl) mean ± sd

96.0 ± 25.0

97.4 ± 29.1

102.16 ± 29.55

0.6

HDL-C (mg/dl) mean ± sd

54.0 ± 13.0

56.64 ± 13.9

53.39 ± 13.0

0.1

TG (mg/dl) mean ± sd

73.0 ± 46.0

82.39 ± 41.8

90.00 ± 61.8

0.9

Dyslipidemia (%)

19.0

21.4

17.1

0.6

Hypoglycemia (%)

18.1

23.2

14.6

0.2

Nephropathy (%)

19.6

28.6

13.4

0.03

Neuropathy (%)

2.9

3.6

2.4

1.0

Retinopathy (%)

3.6

5.4

2.4

0.3

  1. FCP− Negative Fast C-peptide, FCP+  Positive Fast C-peptide
  2. *Negative C-peptide: < 1.15 pmol/L Positive C-peptide: > 1.15 pmol/L.