Table 3. Outcome measures of the ERAS protocol for the patients included in the study.

COPD: Chronic obstructive pulmonary disease; SD: standard deviation; ERAS: enhanced recovery after surgery 

Outcome measures	Results
Mean time to surgery (SD)	2 (±0.2) days
Mean time to ambulation (SD)	2 (±0.6) days
Mean time to drain removal	48 hours
Mean length of stay (SD)	4 (± 1.6) days
30-day readmission (n)	2
Cause of 30-day readmission	COPD exacerbation
	Urinary tract infection
30-day mortality (n)	2
Cause of 30-day mortality (age of death)	Myocardial infarction (89)
	Pneumonia (79)
1-year mortality (n)	5