Table 5. Comparison of Texture Parameters between High-Grade and Low-Grade HCCs on Portal-venous-Phase.

Filter Scale Values	Mean	SD	Entropy
No filtration	-4.26 (-12.75–4.23, 0.321)	0.98 (-1.41–3.38, 0.415)	0.05 (-0.07–0.17, 0.403)
2.0 (fine)	0.32 (-1.85–2.48, 0.773)	0.62 (-4.24–5.49, 0.799)	0.01 (-0.16–0.19, 0.888)
3.0 (medium)	0.11 (-3.83–4.04, 0.956)	0.53 (-5.73–6.78, 0.867)	0.04 (-0.21–0.29, 0.741)
4.0 (medium)	-0.09 (-5.50–5.32, 0.974)	1.39 (-5.75–8.53, 0.699)	0.04 (-0.33–0.40, 0.840)
5.0 (medium)	-0.20 (-6.65–6.26, 0.951)	2.59 (-5.21–10.39, 0.510)	-0.07 (-0.57–0.43, 0.779)
6.0 (coarse)	-2.46 (-10.08–5.16, 0.522)	5.88 (-2.24–14.00, 0.153)	0.11 (-0.35–0.56, 0.632)

Mean difference (95% CI, p value).