 Surgery Prevalence of chronic pain Neuropathic symptoms Mastectomy 22 to 49 Yes Inguinal hernia repair 30 to 63 Yes Sternotomy 28 to 40 Unknown Saphenectomy 5 to 7 Yes Mandibular osteotomy Unknown Yes Cholecystectomy 3 to 20 Unknown Caesarean section 6 Unknown Thoracotomy 50 to 75 Yes Knee arthroscopy Unknown Unknown Rectal amputation 12 to 18 Unknown Limb amputation 60 Yes Endodontic treatment 5 to 13 Unknown 