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Comparison of postoperative pulmonary complications
| Group | No. | Pulmonary infection | Pulmonary atelectasis | Hypoxemia | Incidence rate/% | |||
|---|---|---|---|---|---|---|---|---|
| n | % | n | % | n | % | |||
| A | 93 | 0 | 0 | 1 | 1.08 | 1 | 1.08 | 2.15 |
| B | 78 | 3 | 3.85 | 6 | 7.69 | 6 | 7.69 | 19.23 |
| X2 | - | 3.641 | 4.731 | 4.731 | - | |||
| P value | - | 0.058 | 0.030 | 0.030 | - | |||
