Table 2 Characteristics of individuals included in the analysis (N = 1804)

Age (years)

Cigarette smoking (Current or past)

 50–54

436 (24.17)

No

1020 (56.54)

 55–59

434 (24.06)

Yes

784 (43.46)

 60–64

472 (26.16)

BMI (kg/m²)

 65–69

376 (20.84)

< 23

395 (21.89)

 70–74

86 (4.77)

23–25

498 (27.61)

Sex

≥25

911 (50.50)

 Male

910 (50.44)

Diabetes

 Female

894 (49.56)

No

1624 (90.02)

Family history of colorectal cancer (first degree relatives)

Yes

180 (9.98)

 No

1529 (84.76)

 Yes

275 (15.24)