Table 3. Specification of percussive therapy massage guns used in the included studies.
| Study | Device | Frequency | Amplitude | Head attachment |
|---|---|---|---|---|
| Konrad et al. (2020) | Hypervolt | 53Hz | 12mma | Soft |
| Hernandez (2020) | Theragun | 40Hzb | 16mmb | Standard ball |
| Park (2020) | Yunmai | 30Hz | 10mm | Narrow sided |
| Patel & Patel (2020) | Theragun | 50Hz | 16mmb | Large ball |
| Mansuri & Patel (2021) | Theragun | Unknownc | 16mmb | Unknownc |
| Seju & Rajput (2019) | Theragun | Increasingc | 16mmb | Balld |
| Jung & Ha (2020) | Hypervolt | 33Hz | 12mme | Ball |
| Kayoda (2019) | Hypervolt | 53Hz | 10mme | Ball |
| Godemeche (2020) | Hypervolt | 33/43/53Hz | 12mme | Ball |
| Michal (2021) | Theragun | 30Hz | 16mmb | Unknownc |
| García-Sillero et al. (2021) | Theragun | 30Hz | 16mm | Standard balld |
| Piñero (2019) | Hypervolt | Unknownc | Unknownc | Unknownc |
| Kethüdaoğlu and Demirdel (2021) | Hypervoltd | 40Hzd | 12mm | Large ball, spinal, bulletd |