1st Biennial invitation round | 2nd Biennial invitation round | 3rd Biennial invitation round | |
---|---|---|---|
gFOB uptake | |||
Total | 57.35 (62 099) | 60.88 (58 548)†*** | 66.17 (55 038)†***/‡*** |
Women | 61.34 (31 136) | 63.69 (29 735) | 68.18 (28 318) |
Men | 53.33 (30 963) | 57.98 (28 813) | 64.05 (26 720) |
IMD 1st quintile§ | 62.21 (12 489) | 66.92 (11 902) | 72.01 (11 268) |
IMD 2nd quintile | 61.23 (12 386) | 64.22 (11 736) | 70.26 (11 060) |
IMD 3rd quintile | 59.79 (12 386) | 63.09 (11 725) | 68.42 (11 072) |
IMD 4th quintile | 55.52 (12 394) | 59.03 (11 658) | 64.08 (10 951) |
IMD 5th quintile | 48.00 (12 406) | 50.92 (11 500) | 55.59 (10 665) |
Age 60–61 at 1st invitation | 56.73 (32 290) | – | – |
Age 62–63 at 1st invitation | 58.02 (25 143) | – | – |
Age 64 at 1st invitation | 57.99 (4666) | – | – |
Age 62–63 at 2nd invitation¶ | – | 60.04 (30 203) | – |
Age 64–65 at 2nd invitation | – | 61.82 (23 709) | – |
Age 66+ at 2nd invitation | – | 61.57 (4635) | – |
Age 64–65 at 3rd invitation†† | – | – | 65.85 (28 489) |
Age 66–67 at 3rd invitation | – | – | 66.66 (22 277) |
Age 68+ at 3rd invitation | – | – | 65.80 (4272) |
Multiple gFOB testing | |||
% Requiring one test only | 95.96 (35 749) | 94.56 (35 773)†*** | 94.10 (36 552)†***/‡** |
% Requiring multiple test kits | 4.04 (35 749) | 5.44 (35 773) | 5.90 (36 552) |
% Inadequately screened | 0.39 (35 749) | 0.36 (35 773)† | 0.36 (36 552)†/‡ |
FOB positivity | |||
Total | 1.19 (35 611) | 1.66 (35 645)†*** | 1.94 (36 420)†***/n** |
Follow-up compliance | |||
Total | 88.94 (425) | 88.87 (593)† | 87.54 (706)†/‡ |
Diagnostic outcomes | |||
Cancers | 10.85 (378) | 8.35 (527)† | 7.12 (618)†*/‡ |
High-risk and intermediate-risk adenomas | 34.13 (378) | 27.32 (527)†* | 22.17 (618)†***/‡* |
Low-risk adenomas | 18.52 (378) | 18.41 (527)† | 16.34 (618)† |
Other abnormal findings | 8.20 (378) | 15.37 (527)†** | 32.04 (618)†***/‡*** |
* p<0.05; ** p<0.01; *** p<0.001.
†Compared with 1st biennial invitation.
‡Compared with 2nd biennial invitation.
§IMD scores were not available for 38 individuals.
¶Includes 61-year-olds turning 62 in the same month (n=1), age missing for n=1.
††Includes 63-year-olds turning 64 in the same month (n=3).
gFOB, guaiac-based faecal occult blood; IMD, Index of Multiple Deprivation.