Table 2 Postoperative analgesia related data of the patients between two groups(n = 60, χ ± s)
| Â | Group A | Group B | P value |
|---|---|---|---|
Ta (h) | 3.50 ± 0.47 | 13.45 ± 1.88 | 0.000 |
Tb(h) | 4.28 ± 0.59 | 15.57 ± 2.99 | 0.000 |
Duration of analgesia pump use(h) | 47.88 ± 0.27 | 49.55 ± 0.21 | 0.019 |
Number of times the patient pressed the analgesia pump | 8.47 ± 1.11 | 1.82 ± 0.85 | 0.000 |
Rescue analgesia | 0.15 ± 0.36 | 0.03 ± 0.18 | 0.000 |
Analgesics related adverse reactions | |||
 Nausea | 8 (11.09%) | 2 (3.33%) | 0.047 |
 Vomiting | 3 (5%) | 0 (0%) | 0.122 |
 Pruritus | 4 (6.67%) | 1 (1.67%) | 0.182 |