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. 2011 Jun 11;73(5):346–351. doi: 10.1007/s12262-011-0324-4

Table 2.

Postoperative respiratory complications

Complications Routine Emergency
Opium addicts Non-addicts Opium addicts Non-addicts
N = 28 % N = 25 % N = 43 % N = 25 %
Respiratory complications 14* 50.0 6 24.0 30** 69.8 14 56.0
Pneumonitis 13 46.4 6 24.0 30 69.8 12 48.0
Pleural effusion 2 7.1 0 0.0 11 25.6 3 12.0
ARDS 1 3.6 0 0.0 3 7.0 0 0.0

*p > 0.05; **p > 0.2