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Table 5 Correlation coefficients between cortical glutamate levels and baseline [18F]FDG PET results (SUVpre) with Fisher’s Z-transformation

From: In vivo glucose metabolism and glutamate levels in mGluR5 knockout mice: a multimodal neuroimaging study using [18F]FDG microPET and MRS

MRS region

PET region

mGluR5 KO

WT

Fisher’s Z

p value

n

Rho

p value

n

Rho

p value

PFC

CTX

9

− 0.83

0.005**

10

0.08

0.829

− 2.30

0.022*

HIP

9

− 0.75

0.020*

10

0.02

0.960

− 1.78

0.075

THA

9

− 0.68

0.042*

10

− 0.03

0.934

− 1.45

0.148

STR

9

− 0.90

0.001***

10

0.07

0.855

− 2.77

0.006**

CB

9

− 0.73

0.025*

10

0.05

0.881

− 1.78

0.075

WB

9

− 0.82

0.007**

10

− 0.03

0.934

− 2.01

0.045*

HIP

CTX

10

0.09

0.803

10

0.09

0.803

0.00

1.000

HIP

10

0.19

0.603

10

0.18

0.627

0.02

0.982

THA

10

0.05

0.881

10

0.24

0.511

− 0.35

0.729

STR

10

0.27

0.446

10

0.04

0.907

0.45

0.656

CB

10

0.13

0.726

10

0.15

0.676

− 0.05

0.962

WB

10

0.03

0.934

10

0.24

0.511

− 0.51

0.613

  1. SUV standardized uptake value, KO knockout, WT wild type, PFC prefrontal cortex, CTX cortex, HIP hippocampus, THA thalamus, STR striatum, CB cerebellum, WB whole brain
  2. *p < 0.05, **p < 0.01, ***p < 0.001