Table 4.
Change in CMRGlu in substantia nigra (ventral tegmental area) ROI at baseline, 3 months, and 12 months in responders and nonresponders.
| Group | Substantia nigra CMRGlu | Trend analyses | |||||
|---|---|---|---|---|---|---|---|
|
|
|
||||||
| Baseline | 3 months | 12 months | F linear | P | F quadratic | P | |
| Rsp | 4863 (501) | 4988 (395) | 5067 (500) | 20.96 | .002a | .12 | .74 |
| NRsp | 5068 (326) | 4976 (341) | 4844 (153) | 3.82 | .146 | .11 | .76 |
CMRGlu = mean cerebral metabolic rate for glucose; NRsp = nonresponders (n = 4); ROI = region of interest; Rsp = responders (n = 9).
a
Uncorrected.