Number | Estimated true blood loss in ml | Pre op Hb in gm/dl | Hemoglobin drop in gm/dl | Transfusions | Surgery time in min | |
Osteoarthritis | 65 | 970 ± 521.15 | 11.46 ± 1.43 | 2.5 ± 1.12 | 0.69 ± 0.77 | 86.03 ± 8.34 |
Rheumatoid Arthritis | 10 | 889.7 ± 451.55 | 10.65 ± 0.58 | 2.8 ± 1.17 | 1.3 ± 1.16 | 90.8 ± 15.63 |
P value | 0.62 | 0.004 | 0.5 | 0.14 | 0.37 |