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Peak inspiratory flow (spirometry) between Group A (thoracic epidural analgesia) and Group B (erector spinae plane block)
| Spirometry | 3 h | 6 h | 12 h | 24 h | 36 h | 48 h |
|---|---|---|---|---|---|---|
| Group A (n=25) | 750±129.90 | 816±106.77 | 852±94.07 | 858±110.57 | 870±136.93 | 888±96.05 |
| Group B (n=25) | 678±150.75 | 744±175.78 | 780±183.71 | 882±90 | 906±110.23 | 906±110.23 |
| P | 0.07 | 0.08 | 0.08 | 0.40 | 0.31 | 0.54 |
