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Table 1 The optimal settings used for different parametric methods

From: Validation and test–retest repeatability performance of parametric methods for [11C]UCB-J PET

Parametric method

Interval (min)

Basis function range (min−1)

Number of basis functions

Spectral analysisa

0–60

0.01–0.1

50

Logana

10–60

Reference Loganb

30–60

RPMb

0–60

0.01–0.1

30

SRTM2b

0–60

0.01–0.1

30

MRTMob

10–60

MRTM1b

10–60

MRTM2b

10–60

MRTM3b

10–60

MRTM4b

10–60

  1. MRTM: multilinear reference tissue model; RPM: receptor parametric mapping; SRTM2: simplified reference tissue model 2. White matter semi-ovale was used as reference region
  2. aPlasma input based implementations
  3. bReference tissue based implementations