Table 1.

Baseline participants' characteristics in the EPIC Study by the RII

RIIa
(0–0.25)(0.25–0.50)(0.50–0.75)(0.75–1.00)
N112,54299,384149,16898,135
Person-years/cases1,544,380/2701,447,272/2602,031,255/3371,378,506/356
Women79,201 (70.4)66,520 (66.9)110,843 (74.3)64,274 (65.5)
Age (years)51.2 (8.5)48.7 (11.1)51.6 (9.7)52.5 (9.5)
BMI (kg/m2)24.6 (3.8)24.9 (4.0)26.0 (4.6)26.1 (4.3)
 Normal weight67,718 (60.2)56,077 (56.4)69,011 (46.3)43,954 (44.8)
 Overweight35,450 (31.5)33,326 (33.5)53,340 (35.8)38,389 (39.1)
 Obese9,374 (8.3)9,981 (10.0)26,817 (18.0)15,792 (16.1)
Smoking
 Never54,101 (48.1)47,451 (47.7)80,811 (54.2)42,639 (43.4)
 Former33,065 (29.4)27,929 (28.1)33,824 (22.7)26,885 (27.4)
 Current22,858 (20.3)23,105 (23.2)31,396 (21.0)27,215 (27.7)
Physically inactive19,420 (17.3)16,633 (16.7)38,757 (26.0)19,998 (20.4)
Diabetes2,145 (2.0)1,645 (1.8)5,492 (3.9)2,842 (3.1)
Energy intake (kcal/day)2,109 (596)2,054 (606)2,075 (629)2,070 (649)
Fruit and vegetable intake (g/day)455.1 (274.6)409.5 (251.7)484.6 (278.9)390.6 (254.3)
Red and processed meat intake (g/day)75.8 (48.2)68.5 (49.7)76.6 (50.9)80.3 (54.5)
Alcohol consumers101,183 (89.9)91,415 (92.0)118,897 (79.7)85,003 (86.6)
Alcohol consumption (g/day)b14.98542 (17.548)12.80948 (15.672)13.88367 (18.631)12.46815 (17.928)
  • NOTE: Values are mean and SD or numbers and percentages.

  • aEducational rank from most educated (0) to least educated (1), corresponding to the mean proportion of the population with a higher education within the corresponding group of sex, age category, and center.

  • bMean intake estimated among alcohol consumers only.