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Table 1 Characteristics of CRC cases by pre-diagnostic BMI, n = 2516

From: Pre-diagnostic body mass index and weight change in relation to colorectal cancer survival among incident cases from a population-based cohort study

  MEN WOMEN
  BMI (kg/m2) BMI (kg/m2)
  18.5–24.9 25–29.9 ≥30 18.5–24.9 25–29.9 ≥30
Number of cases 544 662 130 626 366 188
Follow-up (years), mean 6.1 5.4 5.5 6.1 5.9 5.7
University level education (%) 13.8 12.7 8.5 12.0 6.8 7.4
Current smokers (%)a 51.1 38.5 35.4 46.0 32.5 22.9
Sedentary (%)a 26.5 26.9 36.2 27.5 32.0 35.6
Systolic blood pressure (mmHg)a, mean 134 138 145 128 137 145
Exposure screening (%)
 Screening 1 7.2 7.4 1.5 9.6 3.3 8.0
 Screening 2 29.6 26.9 30.0 29.9 27.9 22.9
 Screening 3 63.2 65.7 68.5 60.5 68.9 69.1
Age at exposure screening (years), mean 47.9 49.1 49.5 47.8 50.3 50.7
Time between exposure screening and diagnosis (years), mean 17.7 18.2 15.6 18.1 17.5 17.6
Age at diagnosis (years), mean 65.6 67.3 65.1 65.8 67.9 68.2
Stage at diagnosis (%)
 Localized 24.3 24.6 22.3 27.0 25.7 26.6
 Regional 52.4 48.5 52.3 46.3 50.5 53.7
 Distant 23.3 26.9 25.4 26.7 23.8 19.7
  1. a At exposure screening