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Primary outcome of patients at different tracheostomy timing.
| Tracheostomy timing | ||||
|
|
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| Outcome | ≤4 days | 5–10 days | ≥11 days | P-value |
| 90-days mortality, no. (%) | 40 (24.5%) | 84 (21.1%)a | 206 (31.8%) | <0.001 |
aSignificantly lower than those underwent tracheostomy after 11 days.
