Table 2.

Baseline characteristics of 3,859 colorectal cancer cases according to intake of dairy products

Q1Q2Q3Q4
Intake of dairy products<150 g/day150–276 g/day276–452 g/day>452 g/dayP value
Number of cases964967963965
Follow-up, mean ± SD (years)
 Baseline to diagnosis6.4 ± 3.46.5 ± 3.56.3 ± 3.36.5 ± 3.40.38
 Diagnosis to end of follow-up4.0 ± 3.24.2 ± 3.44.2 ± 3.33.8 ± 3.20.01
 Diagnosis to death2.3 ± 2.22.2 ± 2.22.4 ± 2.22.1 ± 2.10.35
Male, %49.437.840.041.4<0.0001
Age at diagnosis, mean (years)63.163.164.865.7<0.0001
BMI, mean (kg/m2)26.526.326.626.20.11
Energy intake, median (kcal/day)1,9241,9342,0472,202<0.0001
Milk intake, median (g/day)9113218440<0.0001
Yoghurt intake, median (g/day)3254863<0.0001
Cheese intake, median (g/day)24272726<0.0001
Calcium intake, median (mg/day)6157919981,334<0.0001
Smoking status, %
 Never25.843.343.342.8<0.01
 Former33.831.433.734.9
 Current27.923.522.020.8
 Unknown2.01.81.01.5
Tumor subsite, %
 Colon61.963.165.161.00.28
 Rectum38.136.934.939.0
Disease stagea
 I21.121.222.322.7<0.0001
 II21.121.521.021.4
 III33.332.833.734.7
 IV14.612.811.89.8
 Unknown9.911.711.211.4
Differentiation gradeb
 Well differentiated12.615.513.713.0<0.0001
 Moderately differentiated54.353.055.760.8
 Poorly differentiated15.614.614.314.5
 Unknown17.516.916.311.7
  • aNo information available about disease stage for subjects from Malmø and Oxford.

  • bNo information available about tumor differentiation grade for subjects from Aarhus, Cambridge, Copenhagen, Malmø, Oxford, and Umea.