Multicenter clinical study on Fuzhenghuayu capsule against liver fibrosis due to chronic hepatitis B

Table 16 Changes in diameter of stem hepatic portal vein, thickness of spleen and diameter of splenic vein before and after treatment in two groups (mean±SD).

Parameters	Group	n	Pretreatment	12-wk treatment	24-wk treatment
Diameter of stem	Experimental	110	12.34±1.94	11.96±1.69bd	12.03±1.61a
hepatic vein (mm)	Control	106	12.30±1.75	12.37±1.76	12.06±1.51
Diameter of	Experimental	110	42.77±9.23	41.10±8.11b	41.77±7.88
spleen (mm)	Control	106	42.45±9.94	42.12±9.90	41.32±8.28a
Diameter of	Experimental	110	7.57±1.86	7.41±1.84	7.28±1.52a
splenic vein (mm)	Control	106	7.67±1.94	7.43±1.80a	7.39±2.00a

^aP<0.05,

^bP<0.01 vs treatment,

^dP<0.01 vs different time point and pretreatment between groups.