Table 12.

Volume of procedures per endoscopist domain

Domain	Volume of procedures per endoscopist
Objective	Safeguard to ensure that endoscopists undertake a sufficient number of procedures a year to maintain acceptable standards
KPI	Number of NPCPs of ≥20 mm in size removed per endoscopist per year
Inclusions	All NPCPs of ≥20 mm in size removed per endoscopist per year
Analysis	Count of number of NPCPs (not patients) removed per endoscopist per year
Frequency	Annual analysis
Level of analysis	Service and individual endoscopist level
Minimum standard	No current standard defined
Aspirational standard	No current standard defined
Action	Review in conjunction with other KPIs. Consider focusing NPCP therapy on fewer clinicians to maintain and improve skills
Evidence	Rabeneck et al26 Singh et al27 Chukmaitov et al28 NHS BCSP Publication36

BCSP, Bowel Cancer Screening Programme; KPI, key performance indicators; NHS, National Health Service; NPCP, non-pedunculated colorectal polyps.