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Mechanical ventilation and patients’ status.
| Variables | Mean±SD | Range |
|---|---|---|
| FIO2 | 0.44±0.06 | 0.4-0.6 |
| Breath/min | 20.3±5.7 | 10-36 |
| Tidal volume | 430±133 | 300-720 |
| PEEP | 4.9±0.44 | 4-6 |
| Pressure support | 11.6±3.7 | 5-12 |
| PH | 7.4±0.09 | 7.25-7.45 |
| Pco2 | 38.9±12.4 | 30-50 |
| Hco3 | 26.08±8.07 | 18-50 |
| Sao2 | 94.3±2.7 | 89-99 |
| Weaning Index | 69.7±50 | 20-200 |
