Table 2.

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

ROIs	Mean	Standard deviation	Skewness	Kurtosis	Energy	Entropy
1	108.85	23.46	0.75	0.50	31.13	6.46
2	98.93	29.82	1.08	1.24	25.54	6.72
3	96.00	24.98	0.44	−0.17	35.00	6.61
4	109.72	21.75	0.40	0.71	33.67	6.40
5	96.64	29.24	1.93	5.13	22.28	6.46
6	95.03	25.60	0.46	0.59	39.72	6.65
7	102.92	24.71	0.71	0.53	34.67	6.55
8	97.20	23.98	0.18	0.05	27.63	6.57
9	76.48	19.90	0.12	0.01	33.16	6.28
10	87.80	21.71	0.97	2.76	24.47	6.33