Table 2.
Postoperative morphine consumption (mg) and additional analgesic need. Data are given as mean (SD) or number.
| Group C (n = 31) | Group B (n = 31) | Group BD (n = 31) | p | |
|---|---|---|---|---|
| Postoperative morphine consumption | ||||
| Postop. 120 min | 5.0 ± 1.8 | 4.6 ± 2.0 | 2.2 ± 1.3a,b | <0.001 |
| Postop. 6 hour | 12.3 ± 4.8 | 9.9 ± 4.1a | 4.3 ± 2.4a,b | <0.001 |
| Postop. 12 hour | 19.1 ± 6.6 | 13.5 ± 4.8a | 6.4 ± 3.5a,b | <0.001 |
| Postop 18 hour | 23.8 ± 4.7 | 15.6 ± 4.7a | 7.2 ± 3.7a,b | <0.001 |
| Postop. 24 hour | 28.8 ± 7.8 | 17.5 ± 4.6a | 8.2 ± 3.9a,b | <0.001 |
| Additional analgesic need (n) | ||||
| 0–2 h | 6 | 5 | 2 | 0.313 |
| 2–6 h | 7 | 3 | 4 | 0.441 |
| 6–12 h | 4 | 1 | 0 | 0.122 |
| 12–24 h | 1 | 0 | 1 | 1.000 |
C, control; B, bupivacaine; BD, bupivacaine + dexmedetomidine.
a
Significant difference from Group C.
b
Significant difference from Group B.