Laboratory tests | N | Mean | SD | Number of cases outside normal parameters*(%) |
Blood gas analysis upon admission | ||||
pH | 53 | 7.3 | 0.4 | 22 (41.5) |
Pco2 | 53 | 32.4 | 8.8 | 40 (75.5) |
Po2 | 53 | 49.9 | 24.2 | 53 (100) |
Sao2 | 50 | 71.7 | 21.3 | 39 (78) |
Blood gas analysis before intubation | ||||
pH | 41 | 7.3 | 0.1 | 22 (53.7) |
Pco2 | 40 | 34.2 | 8.9 | 22 (57.9) |
Po2 | 42 | 41.3 | 14.4 | 41 (97.6) |
Sao2 | 41 | 63.15 | 21.26 | 37 (90.2) |
Blood gas analysis after intubation | ||||
pH | 63 | 8.1 | 6.1 | 42 (67.7) |
Pco2 | 63 | 42.3 | 21.8 | 32 (59.3) |
Po2 | 63 | 69.0 | 79.6 | 56 (88.9) |
Sao2 | 62 | 78.35 | 19.04 | 39 (62.9) |
Pco2, partial pressure of blood carbon dioxide; Po2, partial pressure of blood oxygen; Sao2, blood saturation of oxygen.
↵* Normal parameters: pH 7.35–7.45; Po2 80–100 mm Hg; Pco2 35–45 mm Hg; Sao2 90–100%.