Table 1 Number of participants by centre, gender and faecal occult blood test positivity.
| Potential participants | Returned FIT (%) | Refused or regarded as inappropriate (%) | Did not respond (%) | |
|---|---|---|---|---|
| Overall | 1124 | 558 (49.6) | 320 (28.5) | 246 (21.9) |
| By centre | ||||
| Centre A | 323 | 171 (52.9) | 122 (37.8) | 30 (9.3) |
| Centre B | 84 | 44 (52.4) | 31 (36.9) | 9 (10.7) |
| Centre C | 328 | 179 (54.6) | 45 (13.7) | 104 (31.7) |
| Centre D | 389 | 164 (42.2) | 122 (31.4) | 103 (26.4) |
| By gender | ||||
| Male | 673 | 333 (49.5) | 194 (28.8) | 196 (21.7) |
| Female | 451 | 225 (49.9) | 126 (27.9) | 100 (22.2) |
| By gFOBT positivity | ||||
| Strongly positive | 181 | 87 (48.1) | 60 (33.1) | 34 (18.8) |
| Weakly positive | 943 | 471 (49.9) | 260 (27.6) | 212 (22.5) |
FIT, faecal immunochemical test; gFOBT, guaiac faecal occult blood test.
The percentages are across rows.