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Table 1

The type 1 diabetes study sample

Sample
(N = 1,860)
Sex  
 Men, n (%) 1,042 (56.0) 
 Women, n (%) 818 (44.0) 
Age, years 48 (16) 
Smoking status  
 Never, n (%) 1,285 (69.1) 
 Previous, n (%) 336 (18.1) 
 Current, n (%) 232 (12.5) 
Diabetes  
 Age at diagnosis, years 23 (15) 
 Diabetes duration, years 27 (15) 
 Multiple daily injections, n (%) 1,438 (77.3) 
 Insulin pump, n (%) 422 (22.7) 
 HbA1c, % 7.8 (1.3) 
 HbA1c, mmol/mol 62 (14) 
 Creatinine, µmol/L 80 (40) 
 eGFR, mL/min/1.73 m2 83 (20) 
Blood pressure  
 Systolic, mmHg 128 (15) 
 Diastolic, mmHg 75 (9) 
Lipids  
 TGs, mmol/L 0.8 (0.6–1.2) 
 Cholesterol, mmol/L 4.7 (1.0) 
 HDL-C, mmol/L 1.7 (0.5) 
 LDL-C, mmol/L 2.5 (0.8) 
 Lp(a), nmol/L 19 (10–72) 
Additional treatment  
 Platelet inhibition, n (%) 291 (15.6) 
 Lipid lowering, n (%) 741 (39.8) 
 Hypertension, n (%) 758 (40.7) 
Macrovascular complications  
 CHD, n (%) 128 (6.9) 
 CVL, n (%) 63 (3.4) 
Microvascular complications  
 Albuminuria, n (%) 255 (13.7) 
 Retinopathy, n (%) 1,254 (67.4) 
 Neuropathy, n (%) 390 (21.0) 
Diabetic foot disease  
 Ulceration, n (%) 77 (4.1) 
Calcified aortic valve disease  
 Sclerosis/stenosis, n (%) 88 (4.7) 
Sample
(N = 1,860)
Sex  
 Men, n (%) 1,042 (56.0) 
 Women, n (%) 818 (44.0) 
Age, years 48 (16) 
Smoking status  
 Never, n (%) 1,285 (69.1) 
 Previous, n (%) 336 (18.1) 
 Current, n (%) 232 (12.5) 
Diabetes  
 Age at diagnosis, years 23 (15) 
 Diabetes duration, years 27 (15) 
 Multiple daily injections, n (%) 1,438 (77.3) 
 Insulin pump, n (%) 422 (22.7) 
 HbA1c, % 7.8 (1.3) 
 HbA1c, mmol/mol 62 (14) 
 Creatinine, µmol/L 80 (40) 
 eGFR, mL/min/1.73 m2 83 (20) 
Blood pressure  
 Systolic, mmHg 128 (15) 
 Diastolic, mmHg 75 (9) 
Lipids  
 TGs, mmol/L 0.8 (0.6–1.2) 
 Cholesterol, mmol/L 4.7 (1.0) 
 HDL-C, mmol/L 1.7 (0.5) 
 LDL-C, mmol/L 2.5 (0.8) 
 Lp(a), nmol/L 19 (10–72) 
Additional treatment  
 Platelet inhibition, n (%) 291 (15.6) 
 Lipid lowering, n (%) 741 (39.8) 
 Hypertension, n (%) 758 (40.7) 
Macrovascular complications  
 CHD, n (%) 128 (6.9) 
 CVL, n (%) 63 (3.4) 
Microvascular complications  
 Albuminuria, n (%) 255 (13.7) 
 Retinopathy, n (%) 1,254 (67.4) 
 Neuropathy, n (%) 390 (21.0) 
Diabetic foot disease  
 Ulceration, n (%) 77 (4.1) 
Calcified aortic valve disease  
 Sclerosis/stenosis, n (%) 88 (4.7) 

Data are presented as the mean (SD), the median (interquartile range), or as indicated otherwise. eGFR, estimated glomerular filtration rate.

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