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Diachronic clustering results of 42 participants suffering from insomnia.
| Cluster ID | A | B | C | D | E | F |
| Subjects, n (%) | 12 (29) | 9 (21) | 4 (10) | 12 (29) | 5 (12) | 0 (0) |
| PageRank | 0.57 | 0.54 | 0.45 | 0.42 | 0.36 | —a |
| BMIb (kg/m2), mean (SD) | 22.8 (3.3) | 20.8 (2.3) | 26.0 (2.7) | 20.2 (3.0) | 22.9 (2.3) | — |
| ISIc, mean (SD) | 19.1 (1.5) | 19.1 (2.4) | 18.2 (1.6) | 16.9 (1.8) | 18.8 (2.4) | — |
aNot applicable.
bBMI: body mass index.
cISI: Insomnia Severity Index.
