Table 1.

Subject characteristics according to FOBT type received across all screening rounds (one observation per individual)

gFOBT onlygFOBT + FITFIT only
n (%)n (%)n (%)P value
Participants12,260 (25.3)16,896 (34.8)19,343 (39.9)
Sex
 Male5,853 (47.7)7,377 (43.7)8,704 (45.0)<0.001a
 Female6,407 (52.3)9,519 (56.3)10,639 (55.0)
Age
 50–54 years2,386 (19.5)10,002 (59.2)10,775 (55.7)<0.001a
 55–59 years2,202 (18.0)4,661 (27.6)3,404 (17.6)
 60–64 years3,865 (31.5)2,005 (11.9)2,984 (15.4)
 65–69 years3,807 (31.1)228 (1.3)2,180 (11.3)
Total number of screening tests received
 16,132 (50.0)0 (0.0)9,905 (51.2)<0.001b
 23,711 (30.3)1,499 (8.9)5,746 (29.7)
 31,694 (13.8)2,492 (14.7)3,331 (17.2)
 4723 (5.9)4,487 (26.6)361 (1.9)
 50 (0.0)4,334 (25.7)0 (0.0)
 60 (0.0)2,908 (17.2)0 (0.0)
 70 (0.0)1,176 (7.0)0 (0.0)
False positive
 No11,846 (96.6)15,968 (94.5)18,494 (95.6)<0.001b
 Yes414 (3.4)928 (5.5)849 (4.4)
  • aChi-square test.

  • bFisher exact test.