Table 4 Distributions of sleep biomarkers (mean ± SD) for the validation data set (n = 381).
Sleep Biomarker | CG | AD | LBD | pSYN | PD | MCI |
|---|---|---|---|---|---|---|
REM time, min | 87.9 ± 29.3 | 65.4 ± 29.7 | 30.4 ± 33.9 | 60.4 ± 43.5 | 55.8 ± 32.6 | 75.8 ± 35.4 |
Spindle duration, min | 7.7 ± 11.8 | 3.3 ± 5.8 | 2.8 ± 9.0 | 3.6 ± 4.6 | 4.1 ± 5.6 | 5.7 ± 9.0 |
Atypical N3, % | 1.2 ± 2.3 | 2.2 ± 3.7 | 9.1 ± 12.1 | 2.0 ± 3.9 | 3.7 ± 8.5 | 1.8 ± 3.0 |
Non-REM hypertonia, % | 3.9 ± 5.7 | 2.9 ± 4.5 | 16.6 ± 13.1 | 13.3 ± 12.6 | 10.6 ± 9.7 | 4.2 ± 5.4 |
Autonomic activation index, events/h | 26.1 ± 20.1 | 22.1 ± 17.8 | 11.5 ± 11.0 | 16.9 ± 13.9 | 12.5 ± 13.6 | 22.5 ± 17.5 |
NREM relative theta, % | 17.7 ± 1.5 | 19.7 ± 2.1 | 19.8 ± 1.7 | 17.3 ± 1.4 | 18.7 ± 2.0 | 18.7 ± 2.1 |
NREM theta/alpha, ratio | 1.26 ± 0.24 | 1.48 ± 0.37 | 1.74 ± 0.39 | 1.19 ± 0.28 | 1.41 ± 0.36 | 1.32 ± 0.25 |
Sleep efficiency, % | 85.6 ± 7.3 | 78.4 ± 9.2 | 72.4 ± 17.8 | 73.1 ± 15.8 | 76.8 ± 12.8 | 78.8 ± 12.6 |
Supine time, min | 126 ± 130 | 188 ± 111 | 178 ± 146 | 130 ± 98 | 164 ± 88 | 175 ± 116 |
