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Table 4 Correlation between Cognitive domains, Seizures characteristics and in both groups

From: The effect of nocturnal epileptic seizures on cognitive functions in children with idiopathic epilepsy

Seizure timing

Nocturnal epileptic seizure

Diurnal epileptic seizure

Cognitive functions

Age of onset

Type

Duration

Frequency

Age of onset

Type

Duration

Frequency

Digit forward

r

0.74

0.74

-0.88

-0.83

0.52

0.44

-0.75

-0.78

p

0.0001

0.0009

0.0017

0.005

0.038

0.082

0.018

0.011

Digit backward

r

0.832

0.862

-0.8

-0.8

0.55

0.41

-0.78

-0.79

p

0.0001

0.0001

0.009

0.009

0.027

0.113

0.012

0.01

Processing Speed

r

0.734

0.35

-0.76

-0.75

0.45

0.49

-0.59

-0.67

p

0.0002

0.09

0.017

0.018

0.07

0.051

0.005

0.0012

Performance IQ

r

0.78

0.862

-0.62

-0.69

0.56

0.56

-0.55

-0.53

p

0.0001

0.0001

0.07

0.036

0.021

0.021

0.010

0.014

Verbal IQ

r

0.671

0.866

-0.85

-0.84

0.58

0.515

80.78

-0.72

p

0.0012

0.0001

0.0034

0.0041

0.017

0.041

0.011

0.02

Total IQ

r

0.84

0.73

-0.82

-0.85

0.57

0.51

-0.79

-0.74

p

0.0001

0.0001

0.0068

0.0036

0.019

0.040

0.010

0.02

WCST (PR)

r

-0.85

0.93

0.68

0.62

-0.47

0.25

0.68

0.68

p

0.0008

0.0002

0.04

0.07

0.063

0.34

0.03

0.04

WCST(FMS)

r

-0.75

0.83

0.71

0.72

-0.64

0.48

0.71

0.08

p

0.0075

0.0053

0.02

0.02

0.0068

0.054

0.02

0.66

TMTA (TIME)

r

-0.78

0.84

0.65

0.64

-0.514

0.560

-0.32

-0.12

p

0.0043

0.0045

0.05

0.05

0.041

0.0102

0.08

0.51

TMT A (error)

r

-0.71

0.89

0.61

0.27

-0.168

0.583

-0.05

-0.16

p

0.013

0.0011

0.08

0.47

0.53

0.0069

0.75

0.38

TMTB (Time)

r

-0.64

0.74

0.36

0.32

-0.47

-0.263

-0.15

-0.32

P

0.033

0.021

0.33

0.39

0.06

0.32

0.42

0.07

TMTB (error)

r

-0.83

0.77

0.26

0.14

-0.38

-0.24

0.12

0.23

P

0.0014

0.013

0.49

0.7

0.138

0.36

0.502

0.212

  1. IQ intelligent quotient, WCST Wisconsin card sorting test, PR perseverative responses, FMS failure to maintain set, TMT Trail Making Test