Table 1 Assessment and grading of constipation and soiling using Krickenbeck classification in patients with recto-perineal fistula before and after the repair
From: Role of sagittal anorectoplasty in treating constipation in patients with recto-perineal fistula
Constipation | Yes/no |
 Manageable by changes in diet | Grade 1 |
 Requires laxative | Grade 2 |
 Resistance to diet and laxatives, on enema | Grade 3 |
Soiling | Yes/no |
 Occasional staining of underwear | Grade 1 |
 Every day without social problem | Grade 2 |
 Constant with social problem | Grade 3 |