Table 4. Causes of death within 30 days postoperatively.
| Complications | Overall (n = 7) | Delirium (n = 4) | Non-delirium (n = 3) |
|---|---|---|---|
| Pneumonia | 2 | 1 | 1 |
| Bronchial fistula | 3 | 1 | 2 |
| Pyothorax | 1 | 1 | - |
| Acute exacerbation of interstitial pneumonia | 1 | 1 | - |
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