Table 2–
Oxygen Use at Enrollment (n = 1,215)*
Baseline Pao2, mm Hg | |||
---|---|---|---|
Oxygen Use | ≤ 55 | 56 to 60 | >60 |
None | 4 (1.5) | 7 (3.9) | 226 (29.4) |
Intermittent | 22 (8.3) | 43 (23.6) | 283 (36.8) |
Continuous | 238 (90.2) | 132 (72.5) | 260 (33.8) |
Data are presented as No. (% of patients in similar Pao2 group).