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The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 4 Correlation between quantitative EEG data and daily habits

From: QEEG findings in adolescents complaining of headache

 

Alpha frequency Q1

Alpha frequency Q2

Beta frequency

F7

Caffeine intake

Correlation coefficient

 − 0.165

 − 0.143

0.380

P value

0.262

0.332

0.008*

n

48

48

48

Mobile phone usage

Correlation coefficient

0.358

0.277

 − 0.136

P value

0.012*

0.056

0.357

n

48

48

48

Frequency of headache

Correlation coefficient

 − 0.016

 − 0.23

0.075

P value

0.923

0.209

0.646

n

40

40

40

Effect on daily life

Correlation coefficient

 − 0.018

0.006

0.104

P value

0.902

0.968

0.487

n

47

47

47

  1. n number, *=significantly different
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