Table 4 Subgroup analysis stratified by block location (FTB vs. new ACB and FTB vs. traditional ACB)
Outcomes | No. Included Studies | No. TKA s | MD/OR (95% CI) | Heterogeneity | |
|---|---|---|---|---|---|
FTB | ACB | ||||
FTB vs. new ACB | |||||
Pain score with rest at 24 h | 3 | 119 | 119 | 0.20(-0.66,1)0.06 | I2 = 91%, P = 0.65 |
Pain score with activity at 24 h | 3 | 119 | 119 | 0.12(-0.84,1.08) | I2 = 89%, P = 0.81 |
Pain score with rest at 48 h | 3 | 119 | 119 | 0.05(-0.57,0.67) | I2 = 86%, P = 0.87 |
Pain score with activity at 48 h | 3 | 119 | 119 | -0.03(-0.83,0.67) | I2 = 94%, P = 0.94 |
Adverse reaction incidence rate | 3 | 119 | 119 | 0.950(0,1)0.50.80 | I2 = 0%, P = 0.87 |
Postoperative satisfaction score | 2 | 78 | 78 | -0.12(-0.40,0)0.15 | I2 = 69%, P = 0.38 |
FTB vs. traditional ACB | |||||
Adverse reaction incidence rate | 2 | 65 | 65 | 0.101(0,2)0.47.58 | I2 = 0%, P = 0.83 |