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Table 3 Backward selection regression analysis: amyloid beta plasma TP42/40 ratio and log FBB-PET global SUVR with covariates

From: Correlations between plasma and PET beta-amyloid levels in individuals with subjective cognitive decline: the FundaciĆ³ ACE Healthy Brain Initiative (FACEHBI)

Ā 

Estimate

Standard error

T value

p value

(Intercept)

āˆ’0.0701

0.030

āˆ’2.301

0.022*

Age

0.0015

4.45E-04

3.573

4.45E-04***

APOE

0.035

0.007

5.107

7.75E-07***

Log TP42/40

āˆ’0.041

0.011

āˆ’3.794

1.98E-04***

  1. Residual standard errorā€‰=ā€‰0.042 on 195 degrees of freedom (DF)
  2. Adjusted R2ā€‰=ā€‰0.193; Fā€‰=ā€‰16.75 on 3 and 195 DF; p valueā€‰=ā€‰1.01E-09
  3. Backward selection regression analysis adjusting for age, APOE and TP42/40; statistical significance was set to pā€‰<ā€‰1.92E-03 after Bonferroni correction for multiple comparisons
  4. APOE apolipoprotein, FBB florbetaben(18F), PET positron emission tomography, SUVR standardized uptake value ratio, TP total plasma
  5. *pā€‰ā‰¤ā€‰0.05
  6. ***pā€‰<ā€‰0.001