Table 1.
Patient characteristics
| Characteristic | Preoperative group | Postoperative group | p value |
|---|---|---|---|
| Number of patients | 40 | 40 | |
| Sex (% males) | 30 | 40 | |
| Age (years)* | 67.0 ± 9.2 (51–84) | 69.3 ± 8.0 (58–85) | 0.234 |
| Height (cm)* | 169.7 ± 8.8 (153–189) | 170.9 ± 8.5 (155–192) | 0.552 |
| Weight (kg)* | 75.9 ± 17.1 (52–119) | 79.9 ± 12.9 (61–112) | 0.245 |
| BMI (kg/m2)* | 25.8 ± 4.5 (18–40) | 27.0 ± 4.2 (21–39) | 0.222 |
| ASA classification* | 1.9 ± 0.6 | 2.0 ± 0.6 |
* Values are expressed as mean ± SD, with range in parentheses; ASA = American Society of Anesthesiologists.