Prospective randomized controlled trial comparing continuous suture with interrupted suture for primary dermis closure methods after colorectal cancer surgery.

Interventions: This study aimed to evaluate cosmetic value of primary dermis closure method comparing continuous suture with interrupted suture after colorectal cancer surgery.
Primary outcome(s): After six months of operation, we take a picture of wound scar and measure the size of wound scar blindly. This picture evaluated visual scale by three surgeons and three nurses.
Study Design: Single arm Randomized