Variable | SSP detection rate | |
---|---|---|
% (95% CI) | n | |
Overall | 1.8 (1.7 to 1.9) | 1295/72 021 |
Patient characteristics | ||
Sex | ||
Male | 2.0 (1.8 to 2.1) | 812/41 057 |
Female | 1.6 (1.4 to 1.7) | 483/30 963 |
Age (years) | ||
50–54 | 1.6 (1.4 to 1.8) | 202/12 680 |
55–59 | 1.6 (1.4 to 1.9) | 215/13 206 |
60–64 | 1.9 (1.7 to 2.0) | 374/20 205 |
65+ | 1.9 (1.8 to 2.1) | 504/25 920 |
FIT round | ||
1st | 1.9 (1.8 to 2.0) | 795/41 960 |
≥2nd | 1.7 (1.5 to 1.8) | 499/29 558 |
Bowel cleansing | ||
Adequate | 1.8 (1.7 to 1.9) | 1217/66 996 |
Inadequate | 1.6 (1.3 to 2.0) | 77/44 828 |
Caecal intubation | ||
Yes | 1.9 (1.8 to 2.0) | 1260/67 366 |
No | 0.7 (0.5 to 1.0) | 33/4556 |
Endoscopist characteristics | ||
Sex | ||
Male | 1.8 (1.7 to 1.9) | 891/49 492 |
Female | 1.8 (1.6 to 2.1) | 280/15 194 |
Age (years) | ||
30–39 | 2.6 (2.3 to 2.9) | 277/10 602 |
40–49 | 2.1 (1.8 to 2.3) | 332/16 169 |
50–59 | 1.3 (1.1 to 1.4) | 348/27 775 |
≥60 | 0.9 (0.7 to 1.1) | 82/8902 |
Specialty | ||
Gastroenterology | 2.1 (2.0 to 2.2) | 1010/47 751 |
Surgery | 1.0 (0.8 to 1.2) | 137/13 723 |
Other | 0.8 (0.5 to 1.2) | 18/2337 |
Experience (years) | ||
≤5 | 3.0 (2.5 to 3.5) | 134/4508 |
6–9 | 1.1 (0.9 to 1.3) | 115/10 219 |
≥10 | 1.6 (1.5 to 1.7) | 709/45 333 |
Screening colonoscopies performed in 2010 | ||
≤100 | 2.4 (2.2 to 2.6) | 416/17 479 |
101–180 | 1.9 (1.7 to 2.1) | 349/18 102 |
>180 | 1.4 (1.2 to 1.5) | 321/23 484 |
Overall colonoscopies performed in 2010 | ||
≤300 | 1.6 (1.3 to 1.9) | 103/6545 |
301–600 | 2.2 (2.0 to 2.4) | 447/20 379 |
>600 | 1.4 (1.3 to 1.5) | 487/35 236 |
Adenoma detection rate (quartiles) | ||
First | 0.9 (0.7 to 1.0) | 95/11 375 |
Second | 1.2 (1.0 to 1.3) | 257/21 792 |
Third | 2.0 (1.8 to 2.2) | 421/20 864 |
Fourth | 3.2 (2.9 to 3.5) | 411/12 915 |
Endoscopic centre characteristics | ||
Screening-dedicated sessions | ||
Yes | 1.9 (1.8 to 2.1) | 1127/58 189 |
No | 0.7 (0.5 to 0.9) | 44/6497 |
Colonoscopies with sedation/all colonoscopies | ||
<33% | 2.0 (1.6 to 2.5) | 92/4524 |
33%–66% | 1.2 (0.9 to 1.5) | 68/5618 |
>66% | 1.8 (1.7 to 1.9) | 1022/55 946 |
Screening colonoscopies performed in 2010 | ||
≤300 | 1.3 (1.1 to 1.5) | 208/15 805 |
301–600 | 3.7 (3.4 to 4.0) | 636/17 310 |
601–800 | 1.0 (0.9 to 1.2) | 185/17 912 |
>800 | 1.0 (0.9 to 1.2) | 142/13 659 |
FIT, faecal immunochemical test; SSP, sessile serrated polyp.