Research Article
The Effect of Bicarbonate Administration via Continuous Venovenous Hemofiltration on Acid-Base Parameters in Ventilated Patients
Table 5
Ventilator settings.
| | Hour 0 | Hour 8 | Hour 16 | Hour 24 | Hour 36 | Hour 48 | Hour 60 | Hour 72 | Hour 96 | | | | | | | | | | |
| Mode | | | | | | | | | | AC or PC | 17 (89.5%) | 16 (84.2) | 15 (78.9) | 15 (78.9) | 14 (73.7) | 12 (70.6) | 12 (70.6) | 10 (58.8) | 7 (41.2) | PS | 2 (10.5%) | 2 (10.5) | 3 (15.8) | 3 (15.8) | 4 (21.0) | 4 (21.0) | 4 (21.0) | 6 (35.3) | 8 (47.1) | Oscillatora | 0 | 1 (5.3) | 1 (5.3) | 1 (5.3) | 1 (5.3) | 1 (5.3) | 1 (5.3) | 1 (5.9) | 1 (5.9) | PEEP (cm H2O) | 8.0 ± 3.5 | 9.0 ± 6.0 | 9.0 ± 6.0 | 9.3 ± 6.0 | 10.0 ± 7.4 | 10.2 ± 7.7 | 10.7 ± 7.9 | 10.1 ± 7.7 | 9.1 ± 7.3 | Achieved tidal volume (mL) | 520 ± 128 | 519 ± 122 | 518 ± 130 | 520 ± 133 | 519 ± 122 | 506.1 ± 134.1 | 503.5 ± 156.0 | 495.4 ± 142.4 | 540.3 ± 162.5 | | | | | | | | | Ventilator RR (/minute) | 22.0 ± 7.5 | 23.0 ± 8.3 | 23.0 ± 8.8 | 21.9 ± 8.2 | 22.2 ± 7.9 | 22.9 ± 7.6 | 22.3 ± 8.0 | 22.5 ± 8.1 | 20.7 ± 8.9 | | Subject RR (/minute) | 23.5 ± 8.8 | 23.5 ± 8.8 | 23.5 ± 8.6 | 22.7 ± 8.4 | 23.5 ± 7.6 | 24.8 ± 8.3 | 23.8 ± 9.1 | 24.3 ± 7.9 | 22.8 ± 9.6 | FIO2 (%) | 62.4 ± 24.5 | 58.7 ± 20.5 | 53.9 ± 20.0 | 53.4 ± 21.7 | 55.5 ± 23.1 | 54.2 ± 24.6 | 56.5 ± 24.5 | 53.8 ± 22.1 | 53.8 ± 22.1 |
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High frequency oscillator ventilator. AC: assist control; PC: pressure control; PS: pressure support; PEEP: positive end expiratory pressure; RR: respiratory rate; FIO2: fraction of inspired oxygen.
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