Table 3 Assessment of between-study heterogeneity for different electromagnetic radiation tremor reduction methods. To compensate confounding factors, only studies with UPDRS III and pre-post design were considered
Method | I2%(95%CI) | H (95%CI) | PI | \(\varvec{\tau }\) (range) |
|---|---|---|---|---|
Light therapy | 0.0 (0.0; 79.2) | 1.00 (1.00;2.19) | (-1.01;0.11) | 0.00 (0.00;0.96) |
Electric stimulation | 0.00 (0.0; 84.7) | 1.00 (1.00;2.56) | (-1.52;0.52) | 0.11 (0.00; 0.98) |
Magnetic stimulation | 43.0 (0.0; 79.1) | 1.32 (1.00;2.19) | (-1.68;0.56) | 0.29 (0.00; 1.22) |