Table 1

Detection of p16 methylation in serum of CRC patients with tumor p16 methylationa

CaseAge (yrs)SexSerum p16 methylationLocationDukes’ stageGrade
360F+DistalCModerate
773M+DistalDModerate
949MProximalCPoor
1271M+DistalCModerate
1356M+ProximalBPoor
1645MProximalBModerate
1935M+DistalDModerate
2674F+DistalAModerate
2747M+ProximalDPoor
3070FDistalDModerate
3280FDistalBModerate
3339F+DistalCModerate
3451M+DistalBGood
3770F+ProximalCModerate
4072MDistalBModerate
4456M+DistalDModerate
4647M+DistalAModerate
4880F+ProximalCPoor
4966F+DistalDModerate
5139MDistalBGood
  • a Patients (32) with no detectable p16 methylation in tumors were not included in the table.