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PSQI distribution of patients 7 days before admission and 7 days after admission.
| 7 days before admission (composition ratio) | 7 days after admission (composition ratio) | |
|---|---|---|
| 0–7 | 762 (38.10%) | 113 (5.65%) |
| 8–15 | 1055 (52.75%) | 1732 (86.60%) |
| 16–21 | 183 (9.15%) | 155 (7.75%) |
