Table 13 (abstract A473). Outcomes associated with changes in Tdi during MV
Initial change in diaphragm thickness during mechanical ventilation | ||||||
|---|---|---|---|---|---|---|
Outcome | >20% decrease (n=31) | 10–20% decrease (n=46) | <10% change (n=85) | 10–20% increase (n=29) | >20% increase (n=18) | p-value |
Hospital mortality (%) | 50% | 29% | 33% | 36% | 39% | 0.41 |
Ventilator-free days at 60 days (median, IQR) | 32 (0–50) | 49 (12–55) | 54 (0–57) | 37 (0–53) | 40 (0–50) | 0.003 |
Duration of mechanical ventilation in survivors (median, IQR) | 9 (7–14) | 8.5 (5–18) | 5 (3–8) | 9 (5–22) | 12 (9.5–20) | 0.0002 |
Complications of acute respiratory failure (death/reintubation/tracheostomy/MV duration > 14 days) (%) | 77% | 57% | 46% | 64% | 72% | 0.023 |