Table 1:

Subject and control group demographics

Subject (n = 166)Control (n = 321)P Value
Age (mean) (SD)54.5 (12.8)54.4 (12.9).902
Male sex63 (38.0%)118 (36.8%).796
CT studies46 (27.7%)87 (27.1%).886
MR imaging studies120 (72.3%)234 (72.9%)