Table 1 Baseline demographic and clinical characteristics of the three groups
Characteristics | Group 1 (n = 30) | Group 2 (n = 30) | Control (n = 29) | p value |
|---|---|---|---|---|
Gender | ||||
Female | 19 (63.33%) | 12 (40%) | 16 (55.17%) | |
Male | 11 (36.67%) | 18 (60%) | 13 (44.83%) | |
Age (year) | 52.6 (27–70) | 53.5 (25–70) | 52.8 (24–70) | |
Type of surgery | ||||
Arthroplasty | 5 | 7 | 8 | |
Total hip replacement | 8 | 9 | 6 | |
Total knee replacement | 9 | 8 | 9 | |
Lumbar laminectomy | 9 | 6 | 6 | |
Hb (g/L) | 140 (120–159) | 127 (120–139) | 132 (120–146) | 0.065*, 0.073&, 0.056# |
Reticulocyte count | 0.058 ± 0.005 | 0.049 ± 0.007 | 0.042 ± 0.003 | 0.067*, 0.073&, 0.231# |
CRP (mg/L) | 3.11 (3.01–6.49) | 3.53 (2.78–5.82) | 3.26 (2.73–6.31) | 0.083*, 0.062&, 0.143# |
Intraoperative blood loss (mL) | 628 (400–1000) | 743 (200–1200) | 659 (200–1500) | 0.086*, 0.073&, 0.052# |
Postoperative blood loss (mL) | 64 (50–150) | 71 (50–150) | 59 (50–150) | 0.354*, 0.421&, 0.653# |