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Table 1 Baseline characteristics of the study groups

From: New onset diabetes in adulthood is associated with a substantial risk for mortality at all ages: a population based historical cohort study with a decade-long follow-up

  With diabetes
N = 31,987
n (%)
Without diabetes
N = 162,656
n (%)
p*
Age at baseline (years) mean ± SD 58.1 ± 11.9 57.2 ± 11.6 <0.001
Females 14,258 (44.6) 86,961 (53.5) <0.001
Comorbidity at baseline    
 Hypertension 14,274 (44.6) 38,933 (23.9) <0.001
 Chronic renal failure 1984 (6.2) 5.843 (3.6) <0.001
 Atherosclerosisa 4666 (14.6) 11,795 (7.3) <0.001
 Heart failure 798 (2.5) 1421 (0.9) <0.001
 Arrhythmia 1405 (4.4) 4495 (2.8) <0.001
Socio-economic level    <0.001
 Low 4763 (15.3) 20,503 (12.9) <0.001
 Medium 18,343 (59.1) 90,761 (57.0) <0.001
 High 7944 (25.6) 47,940 (30.1) <0.001
Current smoking 5599 (17.5) 25,967 (16.0) <0.001
Under/normal weight (BMI 14–24.9 kg/m2) 3554 (12.4) 39,628 (30.5) <0.001
Over weight (BMI 25–29.9 kg/m2) 10,533 (36.6) 53,931 (41.5) <0.001
Mild obesity (BMI 30–34.9 kg/m2) 8950 (31.1) 26,336 (20.3) <0.001
Severe obesity (BMI ≥ 35 kg/m2) 5706 (19.9%) 9973 (7.7%) <0.001
  1. * T test or Chi square test as appropriate
  2. a Including history of ischemic heart disease, stroke and peripheral artery disease