. 2015 Jun 23;64(12):1847–1873. doi: 10.1136/gutjnl-2015-309576

Table 8.

Optimal decision-making domain summary

Domain	Optimal decision-making
Objective	Assessment of the appropriateness of decision-making in the management of LNPCPs
KPI	Surgery rate for LNPCPs
Denominator	Include all patients with NPCPs, including lesions that prove to be cancers Exclude patients with LNPCPs undergoing primary surgery for cancer (where no endoscopic resection has been attempted). Do not exclude patients with cancers who undergo endoscopic therapy
Numerator	Patients with LNPCPs undergoing surgery for that lesion
Analysis	Calculate at patient level (not LNPCP level) Report as percentage (proportion of patients)
Frequency	Calculate annually
Level of analysis	Service level
Minimum standard	No current standard defined
Aspirational standard	No current standard defined
Action	Qualitative review of each case
Evidence	Swan et al⁴⁴ Longcroft-Wheaton et al²⁹ Bertelson et al⁴⁵ Lee et al⁷ Moss et al⁹ Buchner et al³¹

KPI, key performance indicators; LNPCPs, large non-pedunculated colorectal polyps.