Effect of spectral CT on tumor microvascular angiogenesis in renal cell carcinoma

BMC Cancer

Table 3 Multiple linear regression results evaluating the correlation of microvessel parameters and WC/IC in renal parenchymal phase

Microvessel Parameters	Mean WC		Mesn IC		Mean NWC		Mean NIC		Random WC		Random IC		Random NWC		Random NIC
Microvessel Parameters	r	P value	r	P value	r	P value	r	P value	r	P value	r	P value	r	P value	r	P value
MVD	0.158	0.387	0.221	0.225	0.284	0.115	0.227	0.211	0.120	0.513	0.118	0.520	0.179	0.326	0.130	0.479
MVA	0.355	0.046*	0.336	0.060	0.363	0.041*	0.279	0.122	0.274	0.130	0.306	0.088	0.289	0.108	0.247	0.173
Specific microvascular	0.014	0.938	−0.023	0.900	0.055	0.765	−0.072	0.695	0.064	0.730	− 0.169	0.355	0.061	0.742	− 0.095	0.604
Microvascular grading	0.200	0.272	0.187	0.307	0.390	0.027*	0.200	0.272	0.268	0.138	0.163	0.373	0.326	0.069	0.234	0.197
Vessel diameter	−0.022	0.906	−0.034	0.853	0.016	0.932	−0.037	0.839	−0.150	0.413	−0.158	0.388	−0.086	0.638	−0.145	0.429
Tumor diameter	−0.122	0.508	− 0.175	0.339	0.041	0.822	−0.117	0.522	−0.083	0.650	−0.204	0.263	0.056	0.761	−0.104	0.573
Vessel diameter/ Tumor diameter	−0.046	0.801	−0.008	0.967	−0.060	0.745	0.007	0.972	−0.167	0.360	−0.074	0.686	−0.143	0.433	−0.084	0.649

*means that P<0.05, with statistical significance. Mean WC and NWC showed moderate correlation with MVA

ISSN: 1471-2407