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Table 6 primary outcomes

From: Effects of patient-controlled analgesia with hydromorphone or sufentanil on postoperative pulmonary complications in patients undergoing thoracic surgery: a quasi-experimental study

 

Group A (n = 68)

Group B (n = 68)

P value

pneumonia

7(10.3%)

18(26.5%)

0.014

atelectasis

8(11.8%)

6(8.8%)

0.572

respiratory failure

0(0%)

1(1.5%)

0.315

Pneumonia and atelectasis

4(5.9%)

3(4.4%)

0.697

Number of PPCs

11(16.2%)

22(32.4%)

0.027

  1. PPCs postoperative pulmonary complications (pneumonia, atelectasis and respiratory failure)