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Indicators of sleep quality.
| Indicator | Description | Unit |
|---|---|---|
| Shifts in sleep posture | Count of posture changes | Count |
| Number of postures that last longer than 15 min |
Count of postures with duration longer than 15 min | Count |
| Average duration in a posture | Mean of the posture duration | Minutes |
| Sleep efficiency | Percentage of time without turning | Percentage |
