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| Degree of ARDS | TOP (cmH20) | TCP (cmH20) | FRC (litres) | ||
|---|---|---|---|---|---|
| Mean | SD | Mean | SD | ||
| Normal (no ARDS) | 4.5 | 2 | 2 | 2 | 2.4 |
| mild | 10 | 2.9 | 2.5 | 2.4 | 2.2 |
| moderate | 14.5 | 3.8 | 4.5 | 2.9 | 1.8 |
| severe | 24.5 | 4.8 | 13 | 3.8 | 1.5 |
