Table 3.

Some results of the first-order statistical features corresponding to the thyroid nodules areas

ROIs	Mean	Standard deviation	Skewness	Kurtosis	Energy	Entropy
1	33.57	9.95	0.77	0.54	39.61	5.24
2	41.42	10.95	0.26	0.03	54.83	5.47
3	40.25	10.91	0.14	−0.18	36.54	5.45
4	44.88	12.68	0.51	−0.07	29.29	5.63
5	39.36	12.46	0.50	0.37	165.01	5.64
6	55.72	13.15	0.58	0.08	21.57	5.66
7	56.90	12.38	0.24	−0.23	21.18	5.58
8	69.93	16.93	0.48	−0.57	24.23	5.99
9	53.06	14.74	1.05	1.77	21.89	5.71
10	57.05	13.89	0.46	0.50	84.40	5.80