Table 1 General demographic and clinical data of people with T1DM in Brazil

Participants, n

3005

Age, years ± SD

23.9 ± 10.8

Women, n (%)

1700 (56)

Age at diagnosis of T1DM in years, n (%)

 0–4.9

330 (11)

 5–9.9

721 (24)

 10–14.9

932 (31)

 15–19.9

492 (16.4)

 20–29.9

414 (13.5)

 ≥30

126 (4.1)

Mean age at diagnosis of T1DM, years ± SD

13 ± 7.9

Duration of T1DM, years

10.9 (7 months–50 years)

Ethnicity, n (%)

 Caucasian

1720 (57.2)

 Non-Caucasian

1285 (42.8)

Economic class,  %

 High

7.7

 Medium

24.3

 Low

34.2

 Very low

66.1

Geographical region, n (%)

 Southeast

1180 (39.3)

 North-Northeast

925 (30.8)

 South

718 (23.9)

 Midwest

182 (6.0)

Monthly family income, number of minimum wages ± SD

2.3 ± 1.4

Practice of physical activity, n (%)

1723 (57 %)

Smokers, n (%)

150 (5 %)

Microvascular complications, n (%)

673 (29.6)

Macrovascular complications, n (%)

124 (5.5)

Systolic blood pressure, mmHg ± SD

113 ± 16

Diastolic blood pressure, mmHg ± SD

73 ± 11

BMI, kg/m²

22.6 ± 3.9

HbA1c, % (mmol/mol)

9.4 ± 2.4 (79 ± 3)

Fasting plasma glucose, mmol/l

10.2 ± 5.8

Total cholesterol, mmol/l

4.4 ± 1.1

Triglycerides, mmol/l

1.1 ± 0.8

LDL cholesterol, mmol/l

2.6 ± 2.1

HDL cholesterol, mmol/l

1.4 ± 0.4

T1DM treatment, %

 Intermediate-acting insulin

16.3

 Long-acting insulin

1.3

 Insulin pump

1.5

 Intermediate- or long- and short-acting insulin

80.8