Outcome | Studies | Groups (A/C) | Overall effect | Heterogeneity | |||
---|---|---|---|---|---|---|---|
Effect estimate | 95% CI | p value | I2 (%) | p value | |||
Total blood loss | 2 | 66/64 | − 267.53 | − 373.04, − 106.02 | 0.00001 | 0 | 0.38 |
Drainage volume | 4 | 136/134 | − 157.00 | − 191.17, − 122.84 | 0.00001 | 42 | 0.16 |
Blood transfusion rate | 4 | 136/134 | − 0.18 | − 0.51, 0.15 | 0.28 | 94 | 0.00001 |
Postoperative hemoglobin level | 2 | 80/80 | 0.95 | 0.44, 1.47 | 0.0003 | 0 | 0.43 |
Hematoma | 3 | 120/120 | 0.00 | − 0.03, 0.03 | 1.00 | 0 | 1.00 |
Infection | 3 | 120/120 | 0.00 | − 0.03, 0.03 | 1.00 | 0 | 1.00 |
Deep Vein Thrombosis | 2 | 90/90 | 0.00 | − 0.03, 0.03 | 1.00 | 0 | 1.00 |
Pulmonary embolism | 2 | 90/90 | 0.00 | − 0.03, 0.03 | 1.00 | 0 | 1.00 |
Length of hospital stay | 2 | 70/70 | − 1.42 | − 1.92, − 0.93 | 0.00001 | 79 | 0.03 |