Table 1. Characteristics of Patients Who Underwent Screening for Dysplasia.

Variable	Random biopsy (n=28)
Age at onset	28.89±8.73
Duration of disease	19.00±8.78
Age at time of surveillance	47.89±11.13
Male gender	18 (64.28)
Endoscopic abnormalities	0
Total no. of biopsies	924
Dysplasia
Indefinite for dysplasia	7/924 (0.70%)
Definite dysplasia	0

Values are presented as mean±SD or n (%).