The Parkinson’s Disease Progression Neuroimaging Initiative

Table 2

Acquisition protocols of PET imaging.

	11C-CFT PET imaging	18F-FDG PET imaging
Inject dose	350–400 MBq	150–200 MBq
Time duration between injection and scan	60-80 minutes	45-55 minutes
Scan mode	3D mode	3D mode
Reconstruction	OSEM method	OSEM method
Attenuation correction	CTAC	CTAC

OSEM: ordered subset expectation maximization; CTAC: computed tomography attenuation correction.