Perfusion CT findings in liver of patients with tumor during chemotherapy

Table 1 Comparison of perfusion parameters between controls and patients by treatment cycle (mean ± SD)

Parameters	Controls (n = 20)	1 cycle (n = 20)	2 cycles (n = 40)	F value	P value
HPI (%)	25.68 ± 7.38	25.35 ± 4.05	29.76 ± 5.87	4.62	0.01
MTT (s)	19.67 ± 5.68	19.74 ± 4.54	25.61 ± 5.01	10.59	< 0.01
PS (mL/100 mL per min)	17.00 ± 4.56	19.95 ± 6.76	19.86 ± 5.60	1.78	0.18

Table 2 Comparison of perfusion parameters between controls and patients with or without hepatic steatosis (mean ± SD)

Parameters	Controls (n = 20)	Patients without steatosis (n = 47)	Patients with steatosis (n = 13)	F value	P value
HPI (%)	25.68 ± 7.38	25.70 ± 4.24	30.85 ± 6.17	4.79	0.01
MTT (s)	19.67 ± 5.68	21.33 ± 5.31	23.03 ± 5.83	1.52	0.23
PS (mL/100 mL per min)	17.00 ± 4.56	20.23 ± 6.08	18.79 ± 7.43	2.09	0.13