Table 1 Patient characteristics

Duration of diabetes: [mean years ± SD]

14.7 ± 6.4

Age: [mean years ± SD]

 ± 9.7

 18–65 years [n (%)]

45 (37.2)

 > 65 years [n (%)]

76 (62.8)

Sex

 Female [n (%)]

38 (31.4)

 Male [n (%)]

83 (68.6)

BMI: [mean kg/m² ± SD]

34.1 ± 7.5

Lean Body Weight: (mean kg ± SD)

61.7 ± 11.8

Other medical condition

 No [n (%)]

2 (1.7)

 Yes [n (%)]

119 (98.3)

Number of other medical conditions: [median [IQR]]

7 [3–11]

Number of antidiabetic medicines (oral or injection) prescribed: [median [IQR]]

3 [3, 4]

 1 [n (%)]

2 (1.7)

 2 [n (%)]

22 (18.2)

 3 [n (%)]

62 (51.2)

 > 3 [n (%)]

35 (28.9)

Number of all medicines prescribed: [mean ± SD]

10.8 ± 4.4

 ≤ 5 [n (%)]

8 (6.6)

 6–9 [n (%)]

44 (36.4)

 ≥ 10 [n (%)]

69 (57.0)

HbA1c: [mean mmol/mol ± SD]

67.9 ± 17.9

Random glucose level: [mean mmol/L ± SD]

9.9 ± 4.1

Metformin concentration in plasma: [median μg/mL [IQR]]

1.6 [1.2–2.2]

Serum creatinine level: [mean μmol/L ± SD]

91.0 ± 32.4

Haematocrit level: [mean % ± SD]

39.1 ± 5.2