Table 1

Norwegian Gastrointestinal Cancer Group (NGICG) 2007 surveillance programme

ExaminationFollow-up cycle (month postoperative)
13691215182124303642485460
Chest x-rayXXXXXXX
Liver ultrasonographyXXXXXXX
ColonoscopyXX
CEA measurementXXXXXXXXXXXXXXX
Clinical examinationXXXXXXXXXXXXXXX
  • CEA, carcinoembryonic antigen; red, length of trial participation (24 months, 9 follow-up cycles).