Table Mean (SD) caudate and putamen volumes for 19 preclinical subjects who were > 8 years from estimated onset and for 19 controls

Volume, ccPreclinical subjectsControl subjectsPercent of controlsp Value
Caudate7.78 (0.92)9.21 (2.04)740.009
Putamen8.40 (1.08)9.78 (1.83)860.008