Table 2 Correlations between working memory and MMN amplitude in BDNF Met-carriers, Val homozygotes and total participants at baseline.

From: Interaction between BDNF Val66Met polymorphism and mismatch negativity for working memory capacity in schizophrenia

  

Met-carriers

N = 34

Val homozygotes

N = 17

Total participants

N = 51

MMN amplitude

MMN amplitude

MMN amplitude

K_T2

r

−0.260

−0.696

−0.369

 

P

0.137

0.002

0.008

K_T4

r

−0.201

−0.662

−0.316

 

P

0.254

0.004

0.024

Filtering efficiency_T2

r

−0.014

−0.115

−0.047

 

P

0.936

0.660

0.745

Filtering efficiency_T4

r

−0.128

0.016

−0.086

 

P

0.469

0.950

0.549

  1. MMN mismatch negativity, BDNF brain-derived neurotrophic factor, K_T2 Cowan’s K under only two targets condition of the change detection task, K_T4 Cowan’s K under only four targets condition of the change detection task, Filtering efficiency_T2 filtering efficiency for two targets, Filtering efficiency_T4 filtering efficiency for four targets.
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