Table 1.

Description of endoscopic variables used in the study.

Endoscopic Criteria for Duodenal Mucosal Assessment
Hyperemia	Gradations of mucosal redness (pale → red)
Friability	Mucosal bleeding on contact with endoscope or biopsy forceps
Granularity	Alteration in the texture of the mucosal surface
Erosions	Superficial linear mucosal defect(s) with hemorrhage
Lymphatic dilatation	Multifocal to diffuse white foci within the mucosa