Table 5 The correlation coefficients and the corresponding P values between FC and cognitive scale scores.

From: Resting-state functional magnetic resonance imaging study on cerebrovascular reactivity changes in the precuneus of Alzheimer’s disease and mild cognitive impairment patients

ROI

Brain regions

MMSE

MoCA

r

P-value

r

P-value

PCUN.R

CC2.L

0.059

0.583

0.040

0.708

DCG.R

0.147

0.171

0.183

0.088

ANG.L

− 0.02

0.850

0.001

0.995

MFG.L

0.223

0.037

0.192

0.073

MFG.R

0.190

0.077

0.157

0.144

PCUN.L

Cere8.L

0.002

0.988

− 0.073

0.499

Cere6.R

0.037

0.729

− 0.014

0.900

PCUN.R

0.311

0.003

0.311

0.003

SFGmed.R

0.341

0.001

0.313

0.003

  1. P-value were obtained by partial correlation analysis adjusting for age, sex, and education. P < 0.05/2 (P < 0.025, Bonferroni-corrected) is considered to be statistically significant. ROI, region of interest, MMSE mini-mental state examination, MoCA Montreal cognitive assessment, PCUN.R right precuneus, PCUN.L left precuneus, CC2.L left crus II of cerebellar hemisphere, DCG.R right middle cingulate and paracingulate gyri, ANG.L left angular gyrus, MFG.L left middle frontal gyrus, MFG.R right middle frontal gyrus, Cere8.L left lobule VIII of cerebellar hemisphere, Cere6.R right lobule VI of cerebellar hemisphere, SFGmed.R right superior frontal gyrus, medial.
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