Table 1.

Patient characteristics

No. patients (%)
Total48
    Male27 (56)
    Female21 (44)
Median age (range), y48 (18-84)
Best response to imatinib
    Complete0 (0)
    Partial38 (79)
    Minor10 (21)
Anatomic location of GIST at baseline
    Abdominal only47 (98)
        Intra- and extrahepatic33 (69)
        Intrahepatic only8 (17)
        Extrahepatic only7 (15)
    Abdominal and thoracic1 (2)
Mode of disease progression
    New site of disease11 (23)
    Progression of preexisting lesion30 (63)
    Mixed pattern of progression7 (15)