Table 1.

Clinical characteristics of New Zealand and German colorectal tumors

Relapse freeRelapse
New Zealand data
    No. patients10247
    Age (SD), y68.5 (15.1)69.8 (8.7)
    Gender (%)
        Male48 (47)22 (47)
        Female54 (53)25 (53)
    Tumor localization (%)
        Right colon40 (40.2)18 (38.3)
        Left colon12 (11.8)4 (8.5)
        Sigmoid32 (30.4)17 (36.2)
        Rectum18 (17.7)8 (17.0)
    Tumor stage
        I160
        II6113
        III2522
        IV012*
    Median follow-up period/median recurrence-free period (range), mo72 (60-80)15 (0-59)
German data
    No. patients2926
    Age (SD), y64.5 (12.5)62.2 (10.5)
    Gender (%)
        Male17 (55)16 (61.5)
        Female12 (45)10 (38.5)
    Tumor localization (%)
        Right colon8 (27.5)4 (15)
        Left colon7 (24)5 (20)
        Sigmoid6 (20.5)7 (27)
        Rectum8 (28)10 (38)
    Tumor stage
        I56
        II2420
    Median follow-up period/median recurrence-free period (range), mo82 (64-99)23.5 (2-59)
  • * Persisting disease.