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Table 7 Comparison of linear regression parameters from the generated Flash3D database with those from the ENC-DAT study using BRASS analysis of uncalibrated and ACSC data

From: Single-site 123I-FP-CIT reference values from individuals with non-degenerative parkinsonism—comparison with values from healthy volunteers

 

Men

Women

Flash3D

Uncalibrated ENC-DAT-ACSC

Flash3D

Uncalibrated ENC-DAT-ACSC

Striatum

 Intercept

3.88 (3.62, 4.13)

3.85 (3.51, 4.19)

4.29 (3.95, 4.63)

4.12 (3.74, 4.50)

 Slope

− 0.015 (− 0.019, − 0.011)

− 0.015 (− 0.021, − 0.009)

− 0.018 (− 0.024, − 0.013)

− 0.018 (− 0.025, − 0.011)

r2

0.32

0.28

0.30

0.31

Caudate

 Intercept

3.83 (3.57, 4.11)

3.9 (3.58, 4.33)

4.28 (3.93, 4.63)

4.26 (3.86, 4.66)

 Slope

− 0.013 (− 0.018, − 0.009)

− 0.016 (− 0.022, − 0.009)

− 0.017 (− 0.022, − 0.012)

− 0.018 (− 0.025, − 0.010)

 r2

0.24

0.28

0.26

0.29

Putamen

 Intercept

3.92 (3.67, 4.17)

3.77 (3.43, 4.11)

4.30 (3.95, 4.64)

4.01 (3.62, 4.40)

 Slope

− 0.017 (− 0.022, − 0.013)

− 0.016 (− 0.022, − 0.009)

− 0.02 (− 0.025, − 0.015)

− 0.017 (− 0.024, − 0.010)

r2

0.38

0.28

0.33

0.29

  1. ACSC attenuation correction and scatter correction, ENC-DAT European Normal Control Database of DaTscan