Table 5

Characteristics of patients undergoing surgery for serrated polyposis

No (%) of patients undergoing surgery12 (27)
Mean±SD (range) age at diagnosis of hyperplastic polyposis (years)51.1±10.3 (36–71)
Mean±SD (range) age at surgery (years)52.1±11.3 (36–75)
Type of surgery, n (%)
 Colectomy with ileorectal anastomosis8 (66)
 Right hemicolectomy4 (33)
Patients with endoscopic surveillance after surgery, n (%)7 (58)
Patients with recurrent polyps, n (%)7 (100)
Patients with recurrent SSA/P or adenomas, n (%)4 (57)
Mean±SD (range) time to recurrent SSA/P or adenomas in retained colorectum (years)2.5±2.4 (1–6)
  • SSA/P, sessile serrated adenomas/polyps.