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Table 3 Results of correlation analyses within the 3 cohorts

From: Pyroglutamate and Isoaspartate modified Amyloid-Beta in ageing and Alzheimer’s disease

  AD cases OC cases YC cases
pE3-Aβ AβPP p-TAU pE3-Aβ AβPP p-TAU pE3-Aβ AβPP p-TAU
IsoD-Aβ ρ = 0.582 ρ = −0.026 ρ = 0.545 ρ = 0.336 ρ = 0.557 ρ = 0.591 ρ = 0.578 ρ = 0.289 ρ = 0.097 ρ = 0.145 ρ = 0.247 ρ = 0.382
p = 0.001 p = 0.897 p = 0.003 p = 0.086 p = 0.001 p < 0.001 p = 0.001 p = 0.115 p = 0.778 p = 0.670 p = 0.465 p = 0.246
pE3-Aβ   ρ = 0.119 ρ = 0.098 ρ = 0.389   ρ = 0.570 ρ = 0.609 ρ = 0.380   ρ = 0.736 ρ = 0.663 ρ = 0.107
  p = 0.554 p = 0.628 p = 0.045   p = 0.001 p < 0.001 p = 0.038   p = 0.010 p = 0.026 p = 0.755
  1. bold** correlation significant at the 0.01 level (2-tailed)
  2. italic: Pearson’s ρ and p-value
  3. non-italic: Spearman’s ρ and p-value