Table 2

ACF characteristics among patients with SC or DD

ACF characteristicsPatients with SC (n = 55)Patients with DD (n = 41)P
Mean area of mucosa (cm2)46.3343.76NSa
Total number of ACF499152
Number of ACF per subject: mean (SD)b9.07 (5.87)3.71 (4.27)<0.0001
Frequency: mean (SD) (ACF/cm2)0.24 (0.18)0.10 (0.11)<0.0001
Multiplicity: mean (SD) (crypts/focus)20.48 (13.41)22.69 (18.46)NS
  • a ACF were found in all but 3 patients with SC (94.5%) and in 32 patients with DD (78%).

  • b NS, P > 0.05.