Table 8 Comparison of cognitive score in relation to EEG -changes among studied patients groups
From: Impact of tramadol and heroin abuse on electroencephalography structure and cognitive functions
EEG changes | Tramadol group | Heroin group | P |
|---|---|---|---|
Normal | 21.71 + 5.85 | 21.19 + 3.94 | 0.108 |
Abnormal | 20.31 + 4.01 | 17 + 8.45 | 0.002* |
Z | 0.756 | 0.949 |