Fig 1.
Flowchart of study selection (PRISMA).
Table 1.
Baseline characteristics of included studies.
Fig 2.
Risk of bias.
Fig 3.
Forest plot of the pain score at rest.
A, pain scores at rest at 12 h, I2 = 67%; B, pain scores at rest at 24 h, I2 = 75%; C, pain scores at rest at 48 h, I2 = 28%.
Fig 4.
Forest plot of the pain score at motion.
A, pain scores at motion at 12 h, I2 = 0%; B, pain scores at motion at 24 h, I2 = 0%; C, pain scores at motion at 48 h, I2 = 0%.
Fig 5.
Forest plot of the quadriceps muscle strength.
A, quadriceps muscle strength at 24 h, I2 = 0%; B, quadriceps muscle strength at 48 h, I2 = 17%.
Fig 6.
Forest plot of the functional recovery.
A, TUG test, I2 = 97%; B, Time to discharge readiness, I2 = 0%.