| Group A | Group B |  |
---|---|---|---|
 | n = 39 | n = 51 |  |
Parameters | Mean ± SD (min-max) | Mean ± SD (min-max) | p value |
Age (years) | 68.8 ± 5.7 (53–80) | 69.6 ± 5.9 (53–82) | 0.476 |
Body height (cm) | 152.2 ± 7.6 (138–175) | 151.9 ± 7.2 (138–175) | 0.844 |
Body weight (kg) | 68.7 ± 10.4 (50–93) | 69.0 ± 10.3 (52–83) | 0.861 |
Body mass index (kg/m2) | 29.6 ± 4.2 (21–39) | 29.9 ± 4.4 (20–39) | 0.760 |
Hospital stay (d) | 6.4 ± 1.2 (5–8) | 6.8 ± 1.3 (5–9) | 0.399 |
Tourniquet time (min) | 78.9 ± 18.0 (51–129) | 59.3 ± 15.0 | <0.001* |
Total blood loss (ml) | 519 ± 220 (200–905) | 698 ± 319 (220–1205) | 0.001* |