Review Article
Effects of Warm Needle Acupuncture on Temporomandibular Joint Disorders: A Systematic Review and Meta-Analysis of Randomized Controlled Trials
Table 2
Characteristics information of the included studies.
| Author | Year | Group | Interventions | Sample size | Age (years) | Gender (M/F) |
| Liao | 2001 | T | WNA | 32 | 15–52 | 21/38 | C | Acupuncture | 27 | Jin | 2005 | T | WNA | 36 | 19–61 | 10/26 | C | Drug therapy | 32 | 21–59 | 8/24 | He | 2007 | T | WNA | 31 | 20.48 ± 5.30 | NA | C | Acupuncture + TDP | 31 | 18.24 ± 5.21 | | Zhong | 2007 | T | WNA | 60 | 35 ± 5 | 30/30 | C | Ultrasonic therapy | 60 | 34 ± 4 | 30/30 | Zhang | 2008 | T | WNA | 23 | 18–55 | 13/10 | C | Drug therapy | 22 | 18–55 | 10/12 | Zhao | 2015 | T | WNA | 36 | 18–45 | 15/21 | C | Acupuncture | 36 | 19–50 | 18/18 | Liu 1 | 2019 | T | WNA | 33 | 48 ± 0 | 14/19 | C | Drug therapy | 32 | 49 ± 1 | 15/17 | Liu 2 | 2019 | T | WNA | 33 | 48.42 ± 0.28 | 14/19 | C | Drug therapy | 32 | 48.91 ± 0.67 | 15/17 | Wang 1 | 2021 | T | WNA | 28 | 44.14 ± 14.16 | 4/24 | C | Electroacupuncture | 29 | 39.24 ± 12.97 | 5/24 | Wang 2 | 2021 | T | WNA | 28 | 44.14 ± 14.16 | 4/24 | C | Drug therapy | 29 | 43.91 ± 16.34 | 6/23 |
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Note. T = test group, C = control group, I = intervention, M = male, F = female.
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