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. 2020 Jul 13;9:e57011. doi: 10.7554/eLife.57011

Table 2. Properties of sleep spindles and sharp-wave ripples.

Patient-specific count and density (events per minute) of algorithmically detected spindles and sharp-wave ripples (SW-Rs) as well as the corresponding mean (± SEM) across participants. Note that event densities reflect number of events relative to artifact-free NREM time, resulting in possibly different densities despite similar event counts.

Spindle count Spindle density (per min)
Patient NC HIPP NC HIPP SW-R count SW-R density
(per min)
1 1440 1296 6.3 6.4 135 0.7
2 1243 571 5.5 4.3 107 0.8
3 1703 1725 5.5 5.9 116 0.4
4 1074 978 3.0 3.1 626 2.0
5 1427 625 5.4 2.4 206 0.8
6 1001 691 4.0 3.9 153 0.9
7 903 1975 3.3 6.7 403 1.5
8 1004 892 4.9 4.5 400 2.1
9 2079 2038 6.2 6.0 518 1.6
10 1120 840 6.3 4.3 245 1.4
11 494 739 4.7 7.0 208 2.0
12 448 417 5.6 6.3 44 0.7
13 1339 406 5.6 2.0 45 0.2
14 1899 1555 6.5 6.1 542 2.1
Mean 1226.7 1053.4 5.2 4.9 267.7 1.2
SEM 125.9 150.6 0.3 0.4 50.0 0.2