Table 3.

Bland–Altman table for the highest radiomic features as a function of gray intensity levels (GL) for the graph‐based segmented volume (GBSV)

Feature	GL pairs	$|\overline{\mathrm{d}}|$% ± SD%	LRL	URL	Level of reproducibility
IDM	64‐32	0.01 ± 0.04	−1.22	1.23	High
	64‐128	0.12 ± 0.29	−1.92	2.15
	64‐256	0.15 ± 0.02	−1.78	1.94
ID	64‐32	0.04 ± 0.230	−1.22	1.23	High
	64‐128	0.2 ± 0.144	−1.92	2.15
	64‐256	0.15 ± 0.07	−1.78	1.94
SRE	64‐32	2.38 ± 4.03	−0.01	4.78	High
	64‐128	1.19 ± 3.32	−2.67	0.29
	64‐256	1.87 ± 4.40	−3.53	−0.22
Meanb	64‐32	0.93 ± 15.35	−34.58	36.45	Intermediate
	64‐128	3.58 ± 6.50	−39.32	41.48
	64‐256	6.08 ± 10.73	−42.00	45.06
RPC	64‐32	3.62 ± 7.14	0.09	7.14	High
	64‐128	1.49 ± 7.01	−5.02	2.02
	64‐256	2.30 ± 10.20	−6.92	2.31
Entropya	64‐32	0.63 ± 0.08	−10.57	11.82	High
	64‐128	9.82 ± 0.03	−9.19	28.84
	64‐256	5.78 ± 1.81	−30.62	42.17	Intermediate
Summation entropya	64‐32	18.43 ± 5.50	7.84	29.44	High
	64‐128	13.50 ± 8.57	−30.44	3.43
	64‐256	21.97 ± 10.74	−43.16	−0.80	Intermediate
Difference entropya	64‐32	0.69 ± 6.03	−8.87	7.48	High
	64‐128	9.82 ± 8.76	9.19	28.84
	64‐256	5.80 ± 12.20	−30.97	42.58	Intermediate

LRL and URL, lower and upper reproducibility limits, respectively; ID, IDM, Inverse Difference, and Inverse Difference Moment; RPC, Run Percentage; SRE, Short Run Emphasis.

^aCorrected for GL dependence.

^bCorrected for volume and gray‐level dependence.