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Postoperative pain score during the first 24 hours.
| NRS score | Time (hours) | |||||||
|---|---|---|---|---|---|---|---|---|
| POR | 4 | 8 | 12 | 16 | 20 | 24 | ||
| Control group (n = 16) | 0–3 | 2 | 3 | 2 | 5 | 7 | 4 | 0 |
| 4–6 | 1 | 1 | 6 | 6 | 6 | 6 | 6 | |
| 7–10 | 13 | 12 | 8 | 5 | 3 | 6 | 10 | |
|
| ||||||||
| Bupivacaine group (n = 20) | 0–3 | 10 | 5 | 6 | 8 | 8 | 10 | 8 |
| 4–6 | 5 | 11 | 12 | 11 | 11 | 7 | 10 | |
| 7–10 | 5 | 4 | 2 | 1 | 1 | 3 | 2 | |
Numeric rating scale (NRS) scores were divided into 3 groups: mild (NRS score: 0–3), moderate (NRS score: 4–6), and severe (NRS score: 7–10). POR: postoperative room.
