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. 2021 May 19;22:184. doi: 10.1186/s12882-021-02394-y

Table 1.

Patient characteristics

Type 1 DM (n = 17,649) Type 2 DM (n = 116,746)
N avail Mean ± SD or % N avail Mean ± SD or %
Age, years 17,649 45.0 ± 18.4 116,746 67.8 ± 13.8
Gender, male 17,649 53.7 116,746 55.4
BMI, kg/m2 16,708 25.9 ± 5.6 107,490 31.3 ± 7.1
Duration of diabetes, years 17,649 15.9 ± 15.3 116,746 10.0 ± 9.4
HbA1c, % 17,649 8.3 ± 2.1 116,746 7.8 ± 2.0
mmol/mol 17,649 67.7 ± 23.2 116,746 61.3 ± 22.2
Systolic blood pressure, mmHg 16,717 129.2 ± 17.0 111,354 135.2 ± 18.6
Diastolic blood pressure, mmHg 16,644 77.1 ± 10.2 110,936 77.4 ± 11.1
Diabetic retinopathy 6,355 17.7 36,681 8.7
Diabetic neuropathy 17,649 27.2 116,746 37.2
Lipid metabolism disorders 10,880 41.8 77,081 53.4
History of CV disease 17,649 11.9 116,746 29.3
Coronary artery disease 17,649 6.0 116,746 16.8
Peripheral arterial disease 17,649 5.7 116,746 12.1
Heart failure 17,649 2.9 116,746 12.4
Myocardial infarction 17,649 2.7 116,746 7.4
Stroke 17,649 2.9 116,746 7.5
PCI/Stent 17,649 0.5 116,746 1.6
eGFR (CKD-EPI), mL/min/1.73 m2 14,396 92.7 ± 28.6 106,692 68.3 ± 27.1
≥ 60 14,396 86.4 106,692 61.4
45 to 59 14,396 6.3 106,692 16.1
30 to 44 14,396 3.7 106,692 13.1
15–29 14,396 2.0 106,692 7.2
< 15 14,396 1.6 106,692 2.2
Albuminuria determination
  Albumin 9,917 56.2 64,403 55.2
  Albumin:Creatine ratio 7,790 44.1 57,321 49.1
Albuminuria
  Normoalbuminuria 10,630 79.4 69,839 69.4
  Microalbuminuria 10,630 20.6 68,839 30.6
  Macroalbuminuria 9,939 5.1 64,472 9.1
Serum potassium, mEq/L, mean (SD) 4,028 5.5 ± 3.8 27,115 5.3 ± 3.6
  < 3.5 mEq/L 4,028 5.0 27,115 5.4
  3.5–5.0 mEq/L 4,028 78.5 27,115 78.7
  > 5.0–5.5 mEq/L 4,028 4.9 27,115 5.9
  > 5.5 mEq/L 4,028 11.6 27,115 10.0
RAS-blockers
  ACEi 17,649 10.2 116,746 22.9
  ARBs 16,388 6.2 116,746 14.0
  ACEi + ARBs* 17,649 0.7 116,746 1.3
  MRA 17,649 0.5 116,746 2.5
GLP1-RA / SGLT-2i use
  GLP-1 RA 17,649 0.4 116,746 6.0
  SGLT-2i 17,649 1.0 116,746 9.0

Legend: ACEi angiotensin converting enzyme inhibitor; ARB angiotensin receptor blocker; BMI body mass index; CKD-EPI Chronic Kidney Disease Epidemiology Collaboration; SD standard deviation; DPP4 dipeptidyl peptidase-4; eGFR estimated glomerular filtration rate; GLP-1 glucagon-like peptide-1; HDL high density lipoprotein; LDL low density lipoprotein; MRAs mineralocorticoid receptor antagonists; PCI percutaneous coronary intervention; SGLT-2, sodium-glucose transport protein-2; *Patients are part of ACEi and ARB rows as well; **Non-insulin antidiabetic therapy in T1DM needs to be interpreted with caution, as they may include patients with latent autoimmune diabetes in adults (LADA)