Orientation in upper gastrointestinal endoscopy—the only way is up

Table 1 Demographics of survey respondents

	Percentage (number)
Grade
Consultant	39.4% (74)
Registrar	48.4% (91)
Nurse endoscopist	12.2% (23)
Speciality
Medicine	97.9% (184)
Surgery	21.% (4)
Accreditation
Independent	86.7% (163)
Not Independent	13.3% (25)
Experience
Experienced (> 1000)	45.7% (86)
Novice (≤ 1000)	54.3% (102)

Table 2 Correct responses by total respondents, percentage—percentage and absolute number

	All (188)
Anterior oesophagus	32.4% (61)
Anterior stomach	48.4% (91)
Anterior D1	43.1% (81)
Posterior D2	47.3% (89)

D1: The first part of the duodenum; D2: The second part of the duodenum.

Table 3 Correct responses: expert endoscopists vs novice endoscopists-percentage and absolute number

	Experienced (86)	Novice (102)	P value
Anterior oesophagus	44.2% (38)	22.5% (23)	0.002
Anterior stomach	61.6% (53)	31.3% (38)	0.001
Anterior D1	51.2% (44)	36.3% (37)	0.040
Posterior D2	41.9% (36)	52% (53)	0.167

D1: The first part of the duodenum; D2: The second part of the duodenum.