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. 2020 Nov;12(11):6701–6711. doi: 10.21037/jtd-20-1668

Table 5. Incidence of air leak within intervention groups at first and second postoperative day.

Pulmonary airleak 1POP 2POP
PEP IMT All PEP IMT All
Nonea 11 18 29 17 19 36
Mildb 5 1 6 2 2 4
Moderate/severec 4 3 7 1 1 2
P value 0.08 0.99

a, none no air leak; b, mild air leak less than 200 mL; c, moderate/severe air leak 200 mL or more. PEP, positive expiratory physiotherapy; IMT, inspiratory muscle training.