Table 1.

Patient characteristics at baseline

CharacteristicNo. (%)
Total38 (100)
Sex
    Male28 (74)
    Female10 (26)
Histology
    Clear cell28 (74)
    Papillary8 (21)
    Others2 (5)
ECOG PS
    PS ≤132 (84)
    PS ≥26 (16)
MSKCC score
    Favorable17 (45)
    Intermediate15 (39)
    Poor6 (16)
Metastatic sites
    15 (13)
    219 (50)
    ≥314 (37)
Targeted lesion in DCE-US
    Liver11 (29)
    Other27 (71)
Previous targeted therapy
    None29 (76)
    Sorafenib8 (21)
    Missing1 (3)
Previous cytokine therapy
    None31 (81)
    Interferon1 (3)
    Interferon + interleukin-24 (10)
    Interferon + temsirolimus1 (3)
    Missing1 (3)

Abbreviations: ECOG PS, Eastern Cooperative Oncology Group performance status; MSKCC, Memorial Sloan-Kettering Cancer Center.