Analysis of dosimetric factors associated with temporal lobe necrosis (TLN) in patients with nasopharyngeal carcinoma (NPC) after intensity modulated radiotherapy

Table 2 Pearson correlation coefficients between dosimetric factors; p < 0.001 in each case

	rV10	aV10	rV20	aV20	rV30	aV30	rV40	aV40	rV50	aV50	rV60	aV60	rV66	aV66	rV70	aV70	Dmax	Dmean
rV10	1.000
aV10	0.940	1.000
rV20	0.940	0.899	1.000
aV20	0.880	0.946	0.950	1.000
rV30	0.849	0.829	0.964	0.932	1.000
aV30	0.796	0.861	0.917	0.968	0.963	1.000
rV40	0.777	0.773	0.906	0.894	0.973	0.955	1.000
aV40	0.721	0.784	0.856	0.912	0.932	0.976	0.972	1.000
rV50	0.690	0.704	0.826	0.836	0.911	0.916	0.975	0.969	1.000
aV50	0.631	0.695	0.774	0.837	0.865	0.921	0.938	0.979	0.978	1.000
rV60	0.583	0.619	0.724	0.764	0.819	0.858	0.905	0.932	0.964	0.974	1.000
aV60	0.521	0.593	0.669	0.746	0.768	0.844	0.859	0.923	0.927	0.973	0.984	1.000
rV66	0.500	0.554	0.642	0.704	0.738	0.802	0.832	0.886	0.905	0.942	0.978	0.985	1.000
aV66	0.444	0.525	0.591	0.682	0.691	0.782	0.787	0.869	0.866	0.930	0.951	0.985	0.989	1.000
rV70	0.466	0.528	0.598	0.670	0.693	0.766	0.789	0.852	0.865	0.911	0.945	0.961	0.987	0.979	1.000
aV70	0.420	0.506	0.559	0.656	0.658	0.755	0.755	0.843	0.836	0.906	0.926	0.965	0.979	0.992	0.989	1.000
Dmax	0.681	0.671	0.710	0.683	0.738	0.695	0.712	0.656	0.645	0.582	0.535	0.470	0.430	0.375	0.387	0.343	1.000
Dmean	0.911	0.887	0.973	0.945	0.975	0.948	0.960	0.927	0.915	0.874	0.839	0.789	0.765	0.717	0.726	0.688	0.726	1.000

ISSN: 1748-717X