Table 1 Demographic and perioperative data
Variables | Group A (n = 28) (300 mg bupivacaine) | Group B (n = 29) (200 mg bupivacaine) | P |
|---|---|---|---|
Age (years) | 67.9 (8.5) | 67.7 (7.6) | 0.925 |
Female sex | 26 (92.9%) | 28 (96.6%) | 0.611 |
BMI (kg/m2) | 27.7 (4.4) | 26.8 (4.7) | 0.480 |
Diabetes | 6 (21.4%) | 4 (13.8%) | 0.449 |
Preoperative Hct (%) | 37.5 (3.1) | 38.6 (3.0) | 0.172 |
CrCl (mL/min) | 85.0 (13.7) | 84.7 (14.7) | 0.943 |
Operation time (min) | 135.9 (34.1) | 120.2 (22.4) | 0.061 |
Morphine consumption (mg) | |||
0–24 h | 6 (3.0–9.8) | 6 (3.5–10.5) | 0.779 |
24–48 h | 3 (0–8.8) | 4 (1.0–6.0) | 0.776 |
Postoperative nausea vomiting | 10 (35.7%) | 13 (44.8%) | 0.483 |
Walk within 2 days post-TKA | 20 (71.4%) | 27 (93.1%) | 0.041 |
Length of stay (days) | 6.3 (1.2) | 6.7 (2.5) | 0.405 |