Table 2 Intersubject and interobserver variability of BSUV described by the quantities defined in Eqs. 1–4 (at the stated accuracy level, RMS of ΔBSUV_dp according to Eq. 2 is identical to the standard deviation)

\(\Delta \overline {\text {BSUV}}_{p}\)

0

16.0

[ − 27.7, 33.7]

[ − 37.0, 41.0]

ΔBSUV_dp

0

2.77

[ − 5.87, 5.50]

[ − 10.6, 10.8]

SD _d

2.69

0.38

[2.29, 3.40]

[2.29, 3.40]

SD _p

2.66

1.14

[1.14, 4.95]

[0.74, 7.39]