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Table 1 Association between CTP parameters and TACE/RFA response

From: CT perfusion for response evaluation after interventional ablation of hepatocellular carcinoma: a prospective study

CT perfusion (treated lesions) TACE P value RFA P value
Responders Recurrent   Responders Recurrent  
Mean SD Mean SD Mean SD Mean SD
BF (ml/min/100gm) 46.05 39.71 292.79 150.16  < 0.001* 61.73 54.45 565.80 257.33  < 0.001*
BV (ml/100gm) 11.22 10.51 15.68 5.69 0.185 5.50 2.93 47.50 10.03  < 0.001*
Mean transit time (sec) 20.65 10.80 6 2.78  < 0.001* 11.07 7.15 7.53 3.16 0.081
Arterial fraction 0.53 0.26 0.38 0.24 0.131 0.54 0.23 0.34 0.30 0.031*
Permeability(ml/min/100gm) 5.58 5.67 23.05 9.51  < 0.001* 10.28 9.09 24.79 11.85  < 0.001*
HU on non-contrast 230.52 155.34 53.50 6.88  < 0.001* 45.82 4.53 44.40 2.74 0.287
HU at arterial 230.90 154.92 83.16 14.73 0.003* 49.27 4.55 98.67 17.33  < 0.001*
HU at porto venous 232.09 154.43 75.75 14.83 0.002* 53.18 5.49 63.13 12.65 0.002*