Table 2 Sensitivity analysis
Study | Parameter | Before exclusion | After exclusion | Statistical significance |
|---|---|---|---|---|
Hamai 2014 | Knee extension angle | WMD = 0.21, 95% CI − 1.12 to 1.55, Z = 0.32, P = 0.75 | WMD = − 0.23, 95% CI − 1.55 to 1.10, Z = 0.33, P = 0.74 | No difference |
Maruyama 2004 | WMD = − 0.14, 95% CI − 2.53 to 2.25, Z = 0.12, P = 0.91 | No difference | ||
Udomkiat 2000 | WMD = 0.50, 95% CI − 1.52 to 2.52, Z = 0.49, P = 0.63 | No difference | ||
van den Boom 2014 | WMD = 0.46, 95% CI − 0.75 to 1.67, Z = 0.75, P = 0.45 | No difference |