Table 1

History of constipation and of anthranoid laxative use, and presence of histologically detected melanosis coli among patients with SC, DD, and subjects without intestinal diseases (controls)

Patients with SC, No. (%)Patients with DD, No. (%)Controls No. (%)P
Total subjects55 (100)41 (100)96 (100)NSa
History of constipation17 (30.9)16 (39)18 (18.8)0.03
History of anthranoid laxative use18 (32.7)11 (26.8)8 (8.3)0.005
Melanosis coli21 (38.2)16 (39)
  • a NS, P > 0.05.