Table 1 Baseline characteristics of patients included in the Dutch Pediatric and Adult Registry of Diabetes (DPARD)

Age (years)

56.0 (5.0–98.0)

30.0 (5.0–95.0)

67.0 (14.0–98.0)

34.0 (5.0–82.0)

56.0 (5.0–97.0)

Male sex (%)

52.1

54.8

58.1

22.9

50.1

Diabetes duration (years)

15.0 (1.0–81.0)

15.0 (1.0–81.0)

18.0 (1.0–63.0)

3.0 (1.0–49.0)

15.0 (1.0–70.0)

Smoker (%)

10.0

7.3

12.6

4.5

10.2

 Non-smoker (%)

51.6

35.7

62.5

15.8

56.3

 Unknown (%)

38.4

57.0

24.9

79.7

33.5

BMI (kg/m²)

27.7 (12.9–50.0)

25.3 (16.2–44.1)

29.4 (15.1–49.8)

28.2 (13.8–40.7)

27.6 (12.9–50.0)

 < 20 (%)

3.1

2.5

0.6

1.3

5.0

 20–24 (%)

17.3

16.4

10.4

10.3

22.7

 25–29 (%)

24.1

16.5

26.3

15.8

27.2

 ≥ 30 (%)

23.4

4.6

30.1

12.1

29.7

 Unknown (%)

32.1

60.0

32.6

60.5

15.4

Systolic blood pressure (mmHg)

133.0 (65–250.0)

130.0 (65–215.0)

136.0 (71.0–250.0)

120.0 (84.0–208.0)

130.0 (72–200)

Diastolic blood pressure (mmHg)

76.0 (21.0–125.0)

75.0 (45.0–118.0)

77.0 (21.0–125.0)

72.0 (50.0–124.0)

80.0 (50.0–114.0)

eGFR (ml/min/1.73m²)

77.0 (2.0–100.0)

78.0 (4.0–100.0)

66.0 (4.0–100.0)

83.5 (31.0–100.0)

82.0 (2.0–100.0)

Urinary albumin (mg/l)

11.0 (0.0–9520.0)

7.0 (0.0–3903.0)

18.0 (0.0–9520.0)

15.0 (1.0–1091.0)

10.0 (2.0–5738.0)

HDL- cholesterol (mmol/l)

1.2 (0.2–9.9)

1.5 (0.4–4.0)

1.1 (0.2–4.7)

1.1 (0.5–3.7)

1.3 (0.2–9.9)

LDL-cholesterol (mmol/l)

2.4 (0.1–10.1)

2.6 (0.4–6.0)

2.3 (0.1–9.5)

2.6 (0.8–5.8)

2.3 (0.1–10.1)

HbA1c (mmol/mol)

60.0 (25.0–150.0)

61.0 (26.0–149.0)

63.0 (27.0–144.0)

44.0 (25.0–129.0)

59.0 (25.0–150.0)

 < 53 (%)

25.6

20.6

18.1

48.3

30.4

 < 64 (%)

55.2

56.2

46.0

59.6

59.9

 < 86 (%)

85.3

87.7

79.8

71.5

88.9

HbA1c (%)

7.6 (4.4–15.9)

7.7 (4.5–15.8)

7.9 (4.6–15.3)

6.2 (4.4–14.0)

7.5 (4.4–15.9)