TABLE 1

Volumes of Manually and DATquan-Delineated ROIs

Mean (SD) mL of:
AreaManually delineated ROIDATquan-delineated ROI
Operator 1Operator 2
Striatum6.50 (1.95)*9.26 (0.34)9.32 (0.37)
Putamen2.82 (0.80)2.87 (0.22)2.87 (0.25)
Caudate nucleus2.07 (0.56)2.11 (0.17)2.12 (0.15)
Reference15.3 (4.13)16.0 (2.70)16.0 (2.70)
  • * Statistically significant (P < 0.01) difference between volume of manually delineated ROI and volume of each DATquan-delineated ROI.