tokens: Increased gliadin antibody levels were found more frequently in patients with subtotal villous atrophy ( 9 out of 17 patients , or 53 % ; p less than 0 . 05 ) than in patients with partial villous atrophy ( 2 out of 13 patients , or 15 % ) or normal villous appearance ( 2 out of 10 patients , or 20 % ) .