Trocar-site incisional hernia after laparoscopic colorectal surgery: a significant problem? Incidence and risk factors from a single-center cohort.

Incidence of TSIH was high, although few patients underwent incisional hernia repair. Most TSIH were observed in the umbilical Hasson trocar, which was the only risk factor for TSIH development in the multivariate analysis. Efforts should be addressed to avoid TSIH in the umbilical Hasson trocar.