Abstract P71
Table 3: blood gases before and 1 hour after NIV for non-surviving COPD admissions (mean SD)
Pre NIV
1 hour post NIV
pH
7.23 (0.08)
7.29 (0.07)
CO
2
(kPa)
10.4 (2.6)
8.7 (1.8)
O
2
(kPa)
9.7 (3.3)
10.2 (3.8)