Table 1.
Basic data of patients
| Categury | Groups | P-value | |
|---|---|---|---|
| Ropivacaine (n = 60) | Ropivacaine + Dex (n = 60) | ||
| Age (years) | 56.40 ± 7.87 | 54.77 ± 8.61 | 0.280 |
| Gender (male/female) | 30/30 | 31/29 | 0.855 |
| Weight (Kg) | 63.78 ± 6.34 | 64.35 ± 6.12 | 0.619 |
| Height (cm) | 165.70 ± 7.86 | 165.80 ± 7.38 | 0.943 |
| ASA status | 0.572 | ||
| I | 24 (40%) | 21 (35%) | |
| II | 36 (60%) | 39 (65%) | |
| Anesthesia time(min) | 152.60 ± 16.47 | 152.55 ± 15.37 | 0.986 |
| Surgery time (min) | 141.48 ± 17.13 | 141.70 ± 15.71 | 0.943 |
| PCA bolus | 3 (3–4) | 2.5 (2–3) | 0.023* |
Data were presented as mean ± standard deviations or median (interquartile range). Compared with the control group, *P < 0.05