Table A3: Prevalence of Celiac Disease in Asymptomatic Patients Presenting with Peripheral Neuropathy.

Study Country N	Study Design Recruitment	Patient Population Symptoms	% positive serology IgA tTG, IgG EMA	% positive small bowel biopsy
Lock et al. (51) (2005) UK N=32 peripheral neuropathy	• Study design Cross-sectional • Recruitment Recruited at the neurology department	• Patient characteristics Mean age: 66 (32-86) yrs • Participation rate Not reported	• IgA tTG 0	Not evaluated
Adults

CD celiac disease; EMA endomysial antibody; IgA immunoglobulin A; NS not statistically significant; tTG tissue trasnglutaminase; yr year