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Table 2 Grades of rectocele seen by 3D ultrasonography and defecography

From: Role of three-dimensional ultrasound in females with obstructed defecation (in comparison with defecography)

Grades of rectocele3D US
No of patients
Defecography
No of patients
Post-operative
No of patients
Grade I (< 2 cm)455
Grade II (2–4 cm)877
Grade III (> 4 cm)588
Total no of patients172020