Abstract PTH-004 Table 2

Endoscopists	Role	Sensitivity (%)	Specificity (%)	PPV (%)	NPV (%)

	Consultant	62.5	64.3	50	75
	Consultant	100	21.4	42.1	100
	Registrar	100	28.6	44.4	100
	Registrar	100	71.4	66.7	100
	Registrar	100	85.7	80	100
Non-endoscopists	Core medical trainee	100	50	53.3	100
	Medical student	100	57.1	57.1	100
	Medical student	100	35.7	47.1	100
	Nurse	100	64.3	61.5	100
	Nurse	100	35.7	47.1	100
	Nurse	100	64.3	61.5	100