Table 5. Reproducibility of PiB measurements based on the longitudinal non-carriers cohort (LNC).
MC_CER | MC_BS | MC_CW | MC_TW | MCRSF_CER | MCRSF_BS | MCRSF_CW | MCRSF_TW | |
---|---|---|---|---|---|---|---|---|
TRT% (Mean±SD) | 3.0±2.7 | 4.0±3.8 | 4.5±4.0 | 3.0±2.4 | 5.0±3.7 | 7.1±7.3 | 9.2±8.3 | 8.5±7.5 |
MC_CER = mean cortical region SUVR using cerebellar cortex as reference; MC_BS = mean cortical region SUVR using brainstem as reference; MC_CW = mean cortical region SUVR using core white matter as reference; MC_TW = mean cortical region SUVR using total white matter as reference; MCRSF_CER = mean cortical region SUVR using cerebellar cortex as reference with RSF partial volume correction; MCRSF_BS = mean cortical region SUVR using brainstem as reference with RSF partial volume correction; MCRSF_CW = mean cortical region SUVR using core white matter as reference with RSF partial volume correction; MCRSF_TW = mean cortical region SUVR using total white matter as reference with RSF partial volume correction; TRT% = (|M1-M2|/M1)×100% is the test-retest reproducibility of SUVR measurement.