TABLE 7.

Subgroup performance of the proposed CorrFABR approach.

		# cases (indolent/aggressive)	AUC
Overall		74 (37/37)	0.855 ± 0.005
Gender
	Male	47 (20/27)	0.799 ± 0.012
	Female	27 (17/10)	0.895 ± 0.015
Diameter (cm)
	≤ 2.8	18 (12/6)	0.903 ± 0.040
	2.9–4.3	19 (15/4)	0.943 ± 0.015
	4.4–6	19 (8/11)	0.950 ± 0.038
	≥ 6.1	18 (2/16)	0.419 ± 0.084
Age (years)
	≤ 50	15 (10/5)	0.788 ± 0.046
	51–60	21 (12/9)	0.874 ± 0.024
	61–70	22 (10/12)	0.822 ± 0.013
	≥ 71	16 (5/11)	0.927 ± 0.022

Abbreviation: CorrFABR, correlated feature aggregation by region.