Univariate analysis of parameters on 99mTc-MAA SPECT / CT in prediction of tumor response Factors RR (95% of CI) P Heterogenous 0, 972 (0, 241 - 3, 928) 0, 968 Necrosis 0, 375 (0, 092 - 1, 53) 0, 172 Portal thrombosis 0, 524 (0, 065 - 4, 241) 0, 545 Volume 1, 004 (1, 001 - 1, 006) 0, 007 LSF 0, 959 (0, 720 - 1, 277) 0, 775 TNr 0, 620 (0, 411 - 0, 963) 0, 023 Dtumor 0, 959 (0, 929 - 0, 990) 0, 009 Comment: Among imaging features and treatment planning parameters on SPECT / CT, tumor volume (ml), TNr, Dtumor are the factors that can predict the response at tumor significantly.