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Summary of Adverse Events
| Summary of adverse events* | AA | TCA |
|---|---|---|
| Increased headache pain | 3 | 1 |
| Bleeding at needle site | 1 | − |
| Migraine headache after acupuncture treatment | 1 | − |
| Pain at needle site | − | 2 |
| Muscle contraction after needling | − | 1 |
| Total | 5 | 4 |
All adverse events were expected and none were serious.
AA, auricular acupuncture; TCA, traditional Chinese acupuncture.
