Document Classification

Section Type: RESULTS

Text: There were no significant differences between the extrapleural and epidural block groups with regard to VAS at rest and during movement assessed at 4, 12, 24, 36, and 48 hours after surgery, dosage of intravenous morphine (extrapleural : 12. 9 11. 3, epidural : 10. 2 6. 9 mg), supplemental nonsteroidal anti-inflammatory drugs, incidence of postoperative nausea and vomiting (extrapleural : 12/20, epidural : 11/20), postoperative ambulation (extrapleural : 18 at postoperative day [POD] 1 and 20 at POD 2, epidural : 19 at POD 1 and 20 at POD 2) and hospital stay after surgery (extrapleural : 12. 7 6. 3, epidural : 12. 6 4. 7 days).