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Table 1 Pearson correlation of diabetes biomarkers with cognitive impairment biomarkers in diabetic rats

From: Alteration in amyloid β42, phosphorylated tau protein, interleukin 6, and acetylcholine during diabetes-accelerated memory dysfunction in diabetic rats: correlation of amyloid β42 with changes in glucose metabolism

 

FPG

Insulin

IRI

Day 0

Day 15

Day 30

Day 45

Day 75

Day 0

Day 15

Day 30

Day 45

Day 75

Day 0

Day 15

Day 30

Day 45

Day 75

CSF Aβ42

−0.238NS

−0.865*

−0.548NS

−0.343NS

−0.720NS

−0.267NS

0.256NS

0.074NS

−0.760*

−0.372NS

−0.388NS

0.064NS

−0.443NS

−0.946*

−0.625NS

Blood Aβ42

0.257NS

0.744NS

0.497NS

−0.767NS

−0.002NS

−0.742NS

0.669NS

−0.790NS

−0.036NS

−0.411NS

−0.481NS

0.365NS

−0.151NS

−0.869NS

−0.130NS

ACh

0.128NS

0.137NS

0.101NS

−0.079NS

−0.347NS

0.028NS

−0.032NS

−0.490NS

−0.009NS

−0.608NS

0.338NS

0.256NS

−0.310NS

0.888NS

−0.874NS

  1. The Pearson correlation test was used for evaluation of relationships between the various biomarkers (n = 25). P < 0.05 (*) was adopted as the significance level for all tests. P > 0.05 (NS) was not considered significant.
  2. CSF Aβ42 amyloid β42 in cerebrospinal fluid, Blood Aβ42 Aβ42 in blood, IRI insulin resistance index.