VAS | Fentanyl group (n = 45) | Meperidine group (n = 45) | Clonidine group (n = 45) |
---|---|---|---|
Immediate post-operative | 0.95 ± 0.35 | 0.75 ± 0.29 | 1.1 ± 0.42 |
1- h | 1.2 ± 0.46 | 0.87 ± 0.39 | 1.23 ± 0.42 |
2- h | 1.69 ± 0.52 | 1.17b ± 0.29 | 2.95a ± 0.85 |
3- h | 3.27a ± 1.15 | 1.34b ± .28 | 3.82a ± 1.35 |
4- h | 3.72a ± 0.88 | 2.75ab ± 0.95 | 4.23a ± 0.74 |
8- h | 4.15a ± 1.52 | 3.98a ± 1.38 | 4.55a ± 1.33 |
12- h | 4.37a ± 1.4 | 4.15a ± 1.26 | 4.66a ± 1.19 |
16- h | 4.52a ± 1.29 | 4.36a ± 1.49 | 4.65a ± 1.37 |
24- h | 4.65a ± 1.35 | 4.45a ± 1.22 | 4.72a ± 1.16 |