Table 2.
Other endoscopy quality indicators
| Standards | Dedicated BO surveillance endoscopy, n=188 | Non-dedicated surveillance endoscopy, n=71 | P values | Retrospective previous BO surveillance, n=229 | P values |
| January 2016 to July 2017 | January 2016 to July 2017 | (dedicated vs non-dedicated) | November 2013 to June 2016 | (dedicated vs retrospective) | |
| Average no of biopsies (histology reported) | 7.5 | 6 | 6.3 | ||
| Average Prague (M) | 3.6 | 4.1 | 4.1 | ||
| Seattle protocol adherence % (case-by-case*) |
72% (n=135/188) |
42% (n=26/62) |
P<0.0001 | 50% (n=94/189) |
P<0.0001 |
| Intestinal metaplasia | 79.80% (n=150) |
73.10% (n=51) |
P=0.12 | 79.90% (n=183) |
P=0.532 |
| Surveillance interval appropriate |
100% (n=188) |
Na† | 75% (n=147) |
P<0.0001 |
*Expected Seattle biopsy number (Prague M/2×4) versus number of biopsies taken.
†During this time frame, endoscopists referred to the dedicated BO service to arrange.
BO, Barrett’s oesophagus.