Table 5.

ROC analysis of SUVs and texture parameters in differentiating gastric cancer vs. gastric lymphoma, low-grade gastric lymphoma vs. high grade gastric lymphoma and low-grade gastric lymphoma vs. gastric cancer.

Parameters	Cut-off	Sensitivity	Specificity	Accuracy	AUC	P
Gastric cancer vs. gastric lymphoma
Mean	3687.22	0.822	0.471	0.671	0.650	0.018
SD	238.50	0.422	0.853	0.608	0.650	0.018
Minimum	1349.00	0.689	0.559	0.633	0.639	0.028
Maximum	1741.00	0.333	0.912	0.582	0.644	0.023
10th percentile	805.00	0.311	0.912	0.570	0.634	0.036
25th percentile	2056.00	0.622	0.618	0.620	0.639	0.029
50th percentile	3131.00	0.756	0.500	0.646	0.644	0.023
75th percentile	4581.00	0.844	0.441	0.671	0.652	0.017
90th percentile	6868.00	0.933	0.324	0.671	0.648	0.020
InertiaGLCM10	13,232.50	0.733	0.618	0.684	0.693	0.002
InertiaGLCM11	8625.99	0.778	0.647	0.722	0.714	<0.001
InertiaGLCM12	20,258.70	0.800	0.529	0.684	0.688	0.002
InertiaGLCM13	11,737.40	0.844	0.559	0.722	0.688	0.003
SUVmax	15.40	0.933	0.382	0.696	0.649	0.023
SUVmean	7.10	0.889	0.441	0.696	0.666	0.009
Low-grade gastric lymphoma vs. high grade gastric lymphoma
SD	434.37	0.720	0.778	0.735	0.796	<0.001
EntropyHIST	5.22	0.720	0.889	0.765	0.791	0.001
Volume	16,064	0.680	0.889	0.735	0.787	0.001
Area	4016	0.680	0.889	0.735	0.787	0.001
Max-diameter	42.9	0.720	0.778	0.735	0.729	0.014
SUVmax	5.00	0.880	0.889	0.882	0.818	0.001
SUVmean	3.10	0.880	0.889	0.882	0.842	<0.001
Low-grade gastric lymphoma vs. gastric cancer
EntropyGLCM10	7.45	0.733	0.778	0.741	0.746	0.004
EntropyGLCM11	8.36	0.644	0.889	0.685	0.762	0.001
EntropyGLCM12	7.45	0.711	0.778	0.722	0.770	0.001
EntropyGLCM13	7.70	0.733	0.778	0.741	0.746	0.005
Volume	16,064.00	0.600	0.889	0.648	0.720	0.019
Area	4016.00	0.600	0.889	0.648	0.720	0.019

ROC: Receiver operating characteristic; SUV: Standard uptake value; SD: Standard deviation; HIST: Histogram; GLCM: Grey-level co-occurrence matrix; AUC: Area under the curve.