Review Article
Effect of Acupuncture on Heart Rate Variability: A Systematic Review
Table 2
Inclusion criteria of the RCTs.
| Component | Criteria |
| Participant | Adults (aged ≥18) were treated with needle acupuncture with or without electric stimulation | Intervention | Trials employed acupuncture as the sole treatment | Comparator | Trials compared needle acupuncture with any type of sham acupuncture or no treatment (control) | Outcome measures | Trials used spectral analysis of HRV as the outcome measure |
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