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Table 2 Test-retest variability (%) of various (R)-[11C]verapamil rate constants derived from filtered back projection reconstructed data

From: Reproducibility of quantitative (R)-[11C]verapamil studies

TRT (%) 1T2k60 1T2k60 1T2k10 1T2k10 2T4kVTnsfix 2T4kVTnsfix 2T4kVTnsfix 2T4kVTnsfix
  K 1 k 2 V T k 2 K 1 k 2 k 3 k 4
Global 9.1 ± 7.0 10.0 ± 6.0 5.9 ± 5.9 9.2 ± 5.1 9.1 ± 7.0 19.2 ± 27.1 66.2 ± 56.4 60.6 ± 45.0
Frontal 10.2 ± 6.7 10.3 ± 5.7 6.9 ± 6.3 9.2 ± 5.7 10.0 ± 6.4 19.6 ± 27.1 63.3 ± 56.1 58.5 ± 45.9
Parietal 9.4 ± 7.1 11.2 ± 6.0 6.9 ± 5.3 8.1 ± 7.1 9.2 ± 7.5 18.4 ± 27.0 63.1 ± 55.8 61.0 ± 45.3
Temporal 8.0 ± 6.4 8.9 ± 6.5 6.8 ± 5.3 11.3 ± 5.9 10.1 ± 6.3 20.1 ± 26.5 75.7 ± 57.3 65.7 ± 47.9
Occipital 9.7 ± 8.1 10.6 ± 5.0 6.6 ± 6.5 8.3 ± 4.9 8.3 ± 9.5 19.3 ± 28.8 68.8 ± 66.1 66.8 ± 59.1
Posterior cingulate 9.9 ± 10.3 9.5 ± 7.8 14.1 ± 14.4 16.8 ± 14.1 9.8 ± 8.3 21.1 ± 25.8 77.9 ± 65.4 73.7 ± 55.1
Anterior cingulate 9.7 ± 6.7 11.6 ± 6.6 16.7 ± 15.7 20.7 ± 18.1 10.2 ± 6.3 17.8 ± 25.5 71.0 ± 65.9 71.6 ± 54.5
Medial temporal 10.6 ± 9.3 11.1 ± 9.5 16.8 ± 12.6 25.1 ± 15.3 13.0 ± 8.1 22.7 ± 27.6 69.7 ± 39.5 60.6 ± 40.3
Cerebellum 10.9 ± 7.6 10.3 ± 6.7 6.8 ± 4.8 7.2 ± 5.7 10.2 ± 7.9 18.6 ± 27.0 58.1 ± 55.6 61.4 ± 44.1