The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 3 The relative power of all frequency bands among the study groups

From: Quantitative electroencephalographic changes and hippocampal atrophy in diabetic patients with mild cognitive impairment in Ismailia region

	DM with MCI	DM without MCI	Control group	ANOVA test
	Mean ± SD	Mean ± SD	Mean ± SD	P value
Delta	3.53 ± 0.57	3.42 ± 0.41	3.68 ± 0.68	0.40
Theta	22.87 ± 3.04	21.54 ± 3.77	21.26 ± 3.85	0.40
Alpha 1	20.44 ± 11.87	31.06 ± 12.70	37.68 ± 5.58	0.001**
Alpha 2	30.80 ± 12.24	20.42 ± 11.78	17.18 ± 4.40	0.01**
Beta	25.75 ± 1.46	24.53 ± 0.68	24.17 ± 1.95	0.33

DM diabetes mellitus, MCI mild cognitive impairment, SD standard deviation
**Statistically highly significant

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