Table 1

Circulatory time of the contrast agent in animal model at different stages a
Liver fibrosis stage
 HAAT
 PVAT
 HVAT
 HA-HVVT
 PIT
F0
 3.78 ± 0.53
 5.81 ± 0.16
 12.54 ± 1.21
 8.68 ± 1.13
 1.13 ± 0.12
F1
 4.28 ± 0.16
 6.48 ± 0.22
 11.59 ± 1.21
 7.31 ± 1.17
 0.94 ± 0.13
F2
 4.40 ± 0.33
 7.22 ± 0.32
 11.33 ± 0.88
 6.90 ± 0.64
 1.47 ± 0.11
F3
 3.39 ± 0.42
 6.91 ± 0.44
 9.90 ± 1.13
 6.49 ± 0.86
 0.82 ± 0.42
F4
 3.58 ± 0.58
 6.63 ± 0.43
 8.74 ± 0.61
 5.16 ± 0.85
 1.16 ± 0.26

aValues are Mean ± SD

Zhang et al. BMC Gastroenterology 2007 7:32   doi:10.1186/1471-230X-7-32