Table 1.
Subject | Existing Method | New Method | |||||||
---|---|---|---|---|---|---|---|---|---|
Grey Matter CBVv /% |
White Matter CBVv /% |
Grey Matter CBVv /% |
White Matter CBVv /% |
ΔPETO2 /mmHg |
|||||
Mean | S.D. | Mean | S.D. | Mean | S.D. | Mean | S.D. | ||
1 | 9.77 | 9.53 | 6.69 | 5.07 | 2.38 | 2.70 | 1.64 | 1.33 | 198.4 |
2 | 8.16 | 9.20 | 4.21 | 2.91 | 2.68 | 3.31 | 1.37 | 0.97 | 201.6 |
3 | 9.14 | 8.04 | 5.41 | 2.94 | 2.75 | 2.79 | 1.60 | 0.88 | 161.5 |
4 | 6.53 | 7.31 | 3.90 | 3.26 | 1.76 | 2.19 | 1.06 | 0.98 | 147.3 |
5 | 8.68 | 8.61 | 4.64 | 4.41 | 2.03 | 2.15 | 1.08 | 1.08 | 149.1 |
6 | 8.42 | 7.81 | 4.74 | 3.38 | 1.88 | 2.29 | 1.11 | 0.83 | 197.0 |
7 | 7.01 | 6.35 | 4.62 | 2.79 | 1.81 | 2.04 | 1.24 | 0.80 | 222.9 |
Mean* | 8.24 | 1.14 | 4.89 | 0.92 | 2.18 | 0.41 | 1.30 | 0.24 | 182.5 |
Intersubject mean and standard deviation calculated from individual subject mean values.