. Author manuscript; available in PMC: 2014 Sep 1.

Published in final edited form as: Magn Reson Imaging. 2013 May 16;31(7):1129–1136. doi: 10.1016/j.mri.2013.01.009

Table 2.

AUCs of the ROC analysis of mean T_1ρ and T₂ values to discriminate between subjects with and without FAI (boldface indicates AUC> = 0.75).

ROI	Acetabular Cartilage		Bi-Layered Cartilage		Femoral Cartilage
ROI	T_1ρ	T₂	T_1ρ	T₂	T_1ρ	T₂
Whole	0.692	0.6025	0.8352^†	0.7948^†	0.9011^†	0.8076^†
R2	0.5083	0.6153	0.4546	0.6346	0.600	0.6923
R3	0.633	0.4821	0.60	0.4821	0.5846	0.4732
R4	0.5167	0.5714	0.6154	0.5000	0.7231	0.6428
R5	0.6833	0.6785	0.6154	0.5536	0.6885	0.6901
R6	0.4179	0.5000	0.4615	0.5892	0.5231	0.5714
R7	0.7709^†	0.5952	0.7684^†	0.7857^†	0.7685^†	0.8392^†
R8	0.7508^†	0.6947	0.7538^†	0.7642^†	0.8000^†	0.7904^†
R9			0.9808^‡	0.9523^†	0.9808^‡	0.9761^‡
R10			0.7185	0.5476	0.7185	0.5476

^†

Significant (p<0.05) subject discrimination based on ROC analysis.

^‡

Significant (p<0.001) subject discrimination based on ROC analysis.