Table 3 The number of false positive and false negatives recorded for the different quantification methods, reconstruction techniques and calibration strategies
Calibrated | Non-calibrated | ||||||
|---|---|---|---|---|---|---|---|
ACSC | IRNC | FBP | ACSC | IRNC | FBP | ||
False positives (34 normal subjects) | BRASS striatum | 5 | 6 | 7 | 5 | 3 | 4 |
BRASS putamen | 6 | 5 | 7 | 5 | 3 | 4 | |
Southampton | 6 | 6 | 6 | 4 | 4 | 4 | |
False negatives (43 abnormal subjects) | BRASS striatum | 7 | 6 | 7 | 9 | 14 | 11 |
BRASS putamen | 7 | 7 | 8 | 7 | 10 | 8 | |
Southampton | 4 | 10 | 14 | 14 | 14 | 17 | |