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Patient details
| Connective tissue disorder | 2 |
| NSIP | 2 |
| UIP | 3 |
| IPF | 2 |
| Chronic HP | 3 |
| Respiratory rate (breaths/minute) median (range) | 25 (16–42) |
| PaO2 (mm Hg): median (range) | 79 (34–258) |
| PaCO2 (mm Hg), median (range) | 38 (25–65) |
| Arterial pH: median (range) | 7.44 (7.35–7.51) |
| PaO2/FiO2 median (range) | 140 (42–289) |
| NT-proBNP (pg/mL) median (range) | 1,716 (40–6,700) |
