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Table 1 Characteristics of the study cohort by sex and diabetes status

From: Diabetes and risk of cancer incidence: results from a population-based cohort study in northern Italy

Characteristics Total Females Males
Without DM With DM Without DM With DM Without DM With DM
At baseline:
 Population 20–84 years 383,799 23,358 195,930 10,269 187,869 13,089
 Foreignersa: N (%) 53,852 (14.0) 1812 (7.7) 28,103 (14.3) 862 (8.3) 25,749 (13.7) 950 (7.3)
 Age (years): median (IQR) 45 (35–60) 67 (58–75) 47 (35–62) 69 (60–76) 44 (34–59) 66 (57–74)
 History of cancer N (%) 12,685 (3.3) 1979 (8.5) 6878 (3.5) 840 (8.2) 5807 (3.1) 1139 (8.7)
Time since diabetes diagnosis (years) median (IQR) 4 (1–10) 4 (1–10) 4 (1–10)
Type of diabetes N(%)
 Type 1 diabetes   779 (3.3) 364 (3.5) 415 (3.2)
 Type 2 diabetes 22,458 (96.2) 9853 (96.0) 12,605 (96.3)
 Secondary diabetes b 121 (0.5) 52 (0.5) 69 (0.5)
Treatment N(%)c
 Diet only d   6139 (27.3) 2636 (26.7) 3503 (27.8)
 OHA e 11,980 (53.3) 5243 (53.2) 6737 (53.4)
 Insulin only 2313 (10.3) 1010 (10.2) 1303 (10.3)
 OHAs + insulin 2026 (9.0) 964 (9.9) 1062 (8.4)
During follow-up:
 Person-years 1,499,890 85,953 767,174 38,171 732,716 47,782
 Dead: N (%) 9875 (2.6) 2704 (11.6) 4291 (2.2) 1071 (10.4) 5584 (3.0) 1633 (12.5)
 Moved: N (%) 345 (0.1) 12 (0.1) 148 (0.1) 8 (0.1) 197 (0.1) 4 (0.0)
  1. ataking into account the country of birth; bdiseases of the exocrine pancreas and drug-induced diabetes conly for Type 2 diabetes; dpatients controlled only through diet and physical activity; eoral hypoglycaemic agents. IQR Inter-quartile range