Table 2 Clinical outcomes of patients with or without postoperative pneumonia
| Variable | Entire cohort (n = 727) | Univariate analysis | ||
|---|---|---|---|---|
| Postoperative pneumonia (n = 143) | No postoperative pneumonia (n = 584) | P-value | ||
| Postoperative pneumonia, n | 143 (19.7%) | 143 | 0 | – |
| In-hospital mortality, n | 0 | 0 | 0 | – |
| Postoperative length of stay, d | 5.9 ± 2.2 | 6.8 ± 3.0 | 5.6 ± 1.8 | < 0.001 |
| Total hospital care costs (RMB) | 58,004.3 ± 9787.6 | 63,063.9 ± 11,011.2 | 56,765.4 ± 9052.4 | < 0.001 |
