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Table 3 Prognoses of invasive colonic adenocarcinomas resected for cure (R0) or with residual tumour (R1+R2) and stratified by stage-TNM/UICC [12, 13, 14, 23].

From: Colon cancer in Luxembourg: a national population-based data report, 1988–1998

Stage

TNM

Observed 5-year survival rates (actuarial method, 95% confidence interval)

 

UICC, 5th edition

R0

R1+R2

p-values ***

I *

T1 N0 M0

T2 N0 M0

71 +/- 8%

(n = 129)

100% **

(n = 1)

<0.5188

II *

T3 N0 M0

T4 N0 M0

63 +/- 5%

(n = 388)

45 +/- 30%

(n = 11)

<0.2392

III *

anyT N1 M0

anyT N2 M0

38 +/- 5%

(n = 331)

4% **

(n = 25)

<0.0007

IV *

anyT anyN M1

17 +/- 8%

(n = 83)

5% **

(n = 21)

<0.1584

I-IV *

 

51 +/- 3%

(n = 931)

14 +/- 9%

(n = 58)

<0.0001

  1. * only surgical specimens with available survival data
  2. ** number of cases too low for calculating the 95% confidence interval
  3. *** level of significance p < 0.05