Skip to main content

Table 2 Invasive colon adenocarcinomas (n = 1232*) by anatomic site (left and right colon), by age groups (<40 years; 40–69 years; >69 years) and age-specific incidence rates; 1988–1992 and 1994–1998.

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

Age groups Number of incident cases (ri) Person- years of obervation (ni) Age-specific rates per 100,000 (ri/ni) p-values **
<40 years     
colon right 1988–1992 5 1 072 099 0.5 p = n.s.
colon right 1994–1998 9 1 151 878 0.8  
colon left 1988–1992 2 1072 099 0.2 p = n.s.
colon left 1994–1998 5 1151 878 0.4  
40–69 years     
colon right 1988–1992 130 676 772 19.2 p = n.s.
colon right 1994–1998 142 742 577 19.1  
colon left 1988–1992 150 676 772 22.2 p = n.s.
colon left 1994–1998 131 742 577 17.6  
>69 years     
colon right 1988–1992 122 175 629 69.5 p < 0.001
colon right 1994–1998 215 196 145 109.6  
colon left 1988–1992 144 175 629 82.0 p = n.s.
colon left 1994–1998 177 196 145 90.2  
  1. * excluded colon cancers N.O.S.(n = 12) and those of 1993 (n = 135)
  2. ** level of significance p < 0.05; n.s. = not significant