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Table 3 IQ level, social, and cognitive age assessment in epileptic cases compared with cases with normal EEG

From: Association of epileptiform brain activity and specific language impairment (SLI) in preschool children

  Epileptiform EEG (N = 21) Normal EEG
(N = 59)
Statistical significance
IQ level
• 70–79 8 4 P < 0.01
• 80–89 9 7
• 90–99 2 28
• 100–109 2 16
• ≥ 110 0 4
• Average IQ 75.8 ± 21.3 86.8 ± 16.7 P < 0.01
Social score
  48.8 ± 19.2 56.97 ± 20.1 P < 0.05
Cognitive age (mental age)
  51.7 ± 19.7 58.9 ± 18.2 P < 0.05
  1. EEG electroencephalography, IQ intelligence quotient