| Day -2 | Day -1 | Day 0 | Day 1 | ||||||
|---|---|---|---|---|---|---|---|---|---|
| ARM | Total per Arm | N | Mean (95% CI) |
N | Mean (95% CI) |
N | Mean (95% CI) |
N | Mean (95% CI) |
| Oxygen | 117 | 115 | 3.8 (3.3,4.3) |
116 | 3.5 (3,4.1) |
115 | 4.4 (3.9,4.9) |
111 | 4.6 (4.1,5.1) |
| Air | 110 | 108 | 3.6 (3,4.1) |
107 | 3.8 (3.2,4.3) |
106 | 4.6 (4.1,5.1) |
104 | 4.8 (4.3,5.4) |
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