Table 2.

Comparison of arterial phase energy spectrum parameters in colorectal cancer with different microvessel densities ()

Spectral parameter	Low MVD group/(n = 52)	High MVD group/(n = 30)	t	P
WC	1031.79 ± 8.77	1032.41 ± 6.01	−0.34	0.732
IC	16.38 ± 3.44	24.07 ± 4.63	−8.57	0.001
NIC	0.18 ± 0.04	0.26 ± 0.04	−8.04	0.001
λ	2.23 ± 0.46	2.98 ± 0.46	−7.17	0.001
Eff-Z	8.56 ± 0.20	8.91 ± 0.29	−5.78	0.001

Note WC in µgI/mL; IC in µgI/mL