Research Article
[Retracted] NREM Sleep EEG Characteristics Correlate to the Mild Cognitive Impairment in Patients with Parkinsonism
Table 2
The EEG power spectral analysis and DFA in PDS-NC and PDS-MCI patients.
| | PDS-NC | PDS-MCI | P |
| alpha-NREM (C4) | 0.08±0.032 | 0.05±0.015 | 0.032 | alpha-NREM (O1) | 0.08±0.034 | 0.05±0.023 | 0.022 | alpha-wake (C4) | 0.15±0.068 | 0.10±0.061 | 0.037 | alpha-wake (O1) | 0.17±0.094 | 0.11±0.041 | 0.016 | sigma-wake (C4) | 0.04±0.015 | 0.03±0.015 | 0.045 | sigma-wake (O1) | 0.04±0.017 | 0.03±0.012 | 0.038 | beta-wake (C4) | 0.13±0.050 | 0.08±0.031 | 0.005 | beta-wake (O1) | 0.12±0.041 | 0.08±0.032 | 0.003 | fast ratio-NREM (C4) | 1.12±0.60 | 0.70±0.32 | 0.022 | fast ratio-NREM (O1) | 1.24±0.55 | 0.65±0.24 | 0.001 | fast ratio-wake (C4) | 1.27±0.702 | 0.82±0.435 | 0.031 | fast ratio-wake (O1) | 1.40±0.64 | 0.73±0.28 | 0.001 | DFA-NREM (C4) | 0.76±0.12 | 0.87±0.14 | 0.011 | DFA-NREM (O1) | 0.80±0.12 | 0.90±0.12 | 0.005 | DFA-wake (C4) | 0.76±0.13 | 0.87±0.16 | 0.026 | DFA-wake (O1) | 0.80±0.12 | 0.90±0.11 | 0.012 |
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Abbreviations: PDS-NC: parkinsonism with normal cognitive function; PDS-MCI: parkinsonism with mild cognitive impairment; NREM: nonrapid eye movement; DFA: detrended fluctuation analysis. Fast ratio: . |