| | | | Prospective Screen-Detected |
---|
Series | Literature | UK Case | | HPP Cases | No HPP |
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No. of Patients | 43 | 24 | | 12 | 40661 |
Median Age M/F (years) | 59/65 | 59/55 | | 60/63 | 60/60 |
% Male | 71% | 54% | | 67% | 50% |
FHx colon cancer | 3/24 (13%) | 5/20 (25%) | | 0/12 (0%) | 4430/40661 (11%) |
Hx of smoking | - | 11/15 (73%) | | 8/9 (89%) | 10706/ 21256 (53%) |
Cases with HP ⩾10mm | 21/31 (68%) | 15/24 (53%) | | 4/12 (33%) | 120/40661 (0.3%) |
Sync. dysplasia: | | | | | |
Cancer +/- adenoma | 27/43 (63%) | 13/24 (54%) | | 0/12 (0%) | 124/40661 (0.3%) |
Adenoma alone | 8/43 (19%) | 7/24 (29%) | | 6/12 (50%) | 4950/40661 (11%) |
Metac. dysplasia: | | | | | |
Cancer +/- adenoma | 2/6 (33%) | 2/14 (14%) | | 1/7 (14%) | - |
Adenoma alone | 0/6 (0%) | 8/14 (57%) | | 1/7 (14%) | - |
FU (mean yrs/n) | 4/6 | 6/14 | | 2/7 | - |