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Table 1 Patient characteristics in colorectal and breast cancer cases

From: Impact of cumulative body mass index and cardiometabolic diseases on survival among patients with colorectal and breast cancer: a multi-centre cohort study

  Colorectal cancer Breast cancer
  Total population Deaths Total population Deaths
  n % n % n % n %
Total 1045   509 48.7 1620   377 23.3
Person years [person years] 7571.6   1983.4   16,349.2   2779.7  
Follow-up duration [years]a 6.93 (2.83, 11.20) 10.38 (7.04, 13.14)
Female 461 44.1 211 45.8 1620 100.0 377 23.3
Male 584 55.9 298 51.0     
Age at cancer diagnosis [years]a 63.4 (59.0, 67.3) 60.6 (56.4, 64.8)
  50–69 921 88.1 448 48.6 1523 94.0 350 23.0
   > 70 124 11.9 61 49.2 97 6.0 27 27.8
Tumour stage at diagnosis
  Localised 532 50.9 156 29.3 1032 63.7 152 14.7
  Advanced 513 49.1 353 68.8 588 36.3 225 38.3
Predicted mean BMI [kg/m2]a 25.3 (23.5, 27.4) 23.6 (22.1, 25.5)
   < 25 480 45.9 232 48.3 1115 68.8 255 22.9
  25–29.9 491 47.0 231 47.0 430 26.5 105 24.4
   >  = 30 74 7.1 46 62.2 75 4.6 17 22.7
Cardiometabolic disease 148 14.2 77 52.0 128 7.9 34 26.6
  Myocardial infarction or stroke 57 5.5 29 50.9 39 2.4 15 38.5
  Type 2 diabetes 104 10.0 54 51.9 92 5.7 21 22.8
Smoking
  Never 396 37.9 189 47.7 936 57.8 180 19.2
  Ever 649 62.1 320 49.3 684 42.2 197 28.8
Physical activity         
  Active 808 77.3 388 48.0 1249 77.1 291 23.3
  Inactive 237 22.7 121 51.1 371 22.9 86 23.2
Alcohol consumption [g/day]a 11.9 (3.7, 29.5) 5.3 (1.5, 11.3)
Education
  Primary 498 47.7 240 48.2 747 46.1 165 22.1
  Secondary 353 33.8 176 49.9 659 40.7 165 25.0
  Tertiary 194 18.6 93 47.9 214 13.2 47 22.0
Country
  Denmark 444 42.5 262 59.0 735 45.4 234 31.8
  Germany 246 23.5 91 37.0 331 20.4 48 14.5
  Italy 70 6.7 26 37.1 250 15.4 41 16.4
  Spain 285 27.3 130 45.6 304 18.8 54 17.8
  1. acontinuous variables reported as median (interquartile range)