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Chen WT, Chao TY, Huang WZ, Hsu CW, Tseng PT, Tzeng NS, Chang HA, Yeh CB, Weng JP, Hsieh PH, Chen TY. Effectiveness of Emotional Freedom Techniques in Alleviating Symptoms Associated with Posttraumatic Stress Disorder: A Systematic Review and Meta-analysis. Eur Arch Psychiatry Clin Neurosci 2025:10.1007/s00406-025-02000-4. [PMID: 40301160 DOI: 10.1007/s00406-025-02000-4] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Grants] [Track Full Text] [Journal Information] [Submit a Manuscript] [Subscribe] [Scholar Register] [Received: 01/23/2024] [Accepted: 03/21/2025] [Indexed: 05/01/2025]
Abstract
Energy psychology, particularly emotional freedom techniques (EFT), has gained attention as a non-pharmacological treatment for posttraumatic stress disorder (PTSD). We conducted a meta-analysis to assess the efficacy of EFT in alleviating PTSD symptoms. This meta-analysis follows PRISMA guidelines. We conducted a literature search on PubMed, Embase, Cochrane, Web of Science, Airiti Library, and ClinicalTrials.gov for relevant studies published before December 31, 2024. The meta-analysis included 13 studies involving 621 patients. Our findings showed that EFT significantly improved PTSD symptoms compared to the baseline (standardized mean difference [SMD]: - 0.901; 95% confidence intervals [CI]: - 1.130- - 0.671; Hedge's g: -0.865) and was more effective than the control group (SMD: - 2.106; 95% CI: - 2.759- - 1.452; Hedge's g: -2.062). Furthermore, anxiety (SMD: - 0.591; 95% CI: - 0.726- - 0.456; Hedge's g: -0.567) and depression (SMD: - 0.516; 95% CI: - 0.654- - 0.377; Hedge's g: -0.495) scores decreased significantly compared to the baseline. Notably, these treatment effects were sustained for up to three months for PTSD severity (SMD: - 0.757; 95% CI: - 0.967- - 0.547; Hedge's g: -0.723), anxiety (SMD: - 0.522; 95% CI: - 0.683- - 0.361; Hedge's g: -0.498), and depression (SMD: - 0.420; 95% CI: - 0.542- - 0.298; Hedge's g: -0.402). The subgroup analysis of veterans revealed that EFT effectively reduced PTSD symptoms (SMD: - 1.159; 95% CI: - 1.441- - 0.877; Hedge's g: -1.102), anxiety (SMD: - 0.715; 95% CI: - 0.943- - 0.487; Hedge's g: -0.676), and depression (SMD: - 0.627; 95% CI: - 0.803- - 0.451; Hedge's g: -0.597). EFT effectively treated PTSD and reduced comorbid symptoms, including anxiety and depression. Moreover, its therapeutic effect could be applied in veteran populations and sustained for up to three months.
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Affiliation(s)
- Wan-Ting Chen
- Department of Psychiatry, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, No. 325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan
| | - Tso-Yi Chao
- Department of Psychiatry, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, No. 325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan
| | - Wei-Zhi Huang
- Department of Dentistry, Tri-Service General Hospital, and School of Dentistry, National Defense Medical Center, No.325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan
| | - Chih-Wei Hsu
- Department of Psychiatry, Kaohsiung Chang Gung Memorial Hospital and Chang Gung University College of Medicine, No. 123, Dapi Rd., Niaosong Dist., Kaohsiung, 833, Taiwan
| | - Ping-Tao Tseng
- Prospect Clinic for Otorhinolaryngology and Neurology, No. 252, Nanzixin Road, Nanzi District, Kaohsiung, 811, Taiwan
- Institute of Precision Medicine, National Sun Yat-Sen University, No. 70, Lienhai Rd., Kaohsiung, 80424, Taiwan
- Department of Psychology, College of Medical and Health Science, Asia University, No. 500, Liufeng Road, Wufeng District, Taichung, 413305, Taiwan
| | - Nian-Sheng Tzeng
- Department of Psychiatry, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, No. 325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan
| | - Hsin-An Chang
- Department of Psychiatry, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, No. 325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan
| | - Chin-Bin Yeh
- Department of Psychiatry, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, No. 325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan
| | - Ju-Ping Weng
- Department of Psychiatry, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, No. 325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan
| | - Ping-Hsuan Hsieh
- School of Pharmacy, National Defense Medical Center, No. 161, Sec. 6, Minquan E. Rd, Neihu Dist., Taipei, 114, Taiwan.
| | - Tien-Yu Chen
- Department of Psychiatry, Tri-Service General Hospital and School of Medicine, National Defense Medical Center, No. 325, Sec. 2, Chenggong Rd., Neihu Dist., Taipei, 114, Taiwan.
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Cong L, Yu X, Huang M, Sun J, Lv H, Zhang T, Dang W, Teng C, Xiong K, Ma J, Hu W, Wang J, Cheng S. Enhancing emotion regulation: investigating the efficacy of transcutaneous electrical acupoint stimulation at PC6 in reducing fear of heights. Front Psychol 2024; 15:1371014. [PMID: 38633874 PMCID: PMC11021653 DOI: 10.3389/fpsyg.2024.1371014] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 01/15/2024] [Accepted: 03/20/2024] [Indexed: 04/19/2024] Open
Abstract
This study investigated the impact of transcutaneous electrical acupoint stimulation (TEAS) at Neiguan acupoint (PC6) on the physiological and behavioral responses of participants exposed in virtual height. 40 participants were included in the study and were randomly assigned to either a control group or an intervention group. Participants had an immersive experience with a VR interactive platform that provided somatosensory interaction in height stimulation scenes. Psychological scores, behavioral and cognitive performance, and physiological responses were recorded and analyzed. The results indicated that the intervention group had significantly lower fear scores compared to the control group. Analysis of heart rate variability revealed that the intervention group exhibited improved heart rate variability, indicating enhanced cardiovascular function and emotion regulation. The behavioral and cognitive results demonstrated that the intervention group exhibited higher left eye openness, faster reaction times, and greater movement distance, suggesting enhanced attentional focus, cognitive processing, and reduced avoidance behaviors. These findings suggest that TEAS at PC6 can effectively reduce fear and improve the regulation of physiological and behavioral responses to negative emotional stimuli.
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Affiliation(s)
- Lin Cong
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
- School of Biomedical Engineering, Air Force Medical University, Xi’an, China
| | - Xiao Yu
- School of Biomedical Engineering, Air Force Medical University, Xi’an, China
| | - Meiqing Huang
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
| | - Jicheng Sun
- Center for Military Medicine Innovation, Air Force Medical University, Xi’an, China
| | - Hao Lv
- School of Biomedical Engineering, Air Force Medical University, Xi’an, China
| | - Taihui Zhang
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
| | - Weitao Dang
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
| | - Chaolin Teng
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
| | - Kaiwen Xiong
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
| | - Jin Ma
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
| | - Wendong Hu
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
| | - Jianqi Wang
- School of Biomedical Engineering, Air Force Medical University, Xi’an, China
| | - Shan Cheng
- School of Aerospace Medicine, Air Force Medical University, Xi’an, China
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Stapleton P, Kip K, Church D, Toussaint L, Footman J, Ballantyne P, O’Keefe T. Emotional freedom techniques for treating post traumatic stress disorder: an updated systematic review and meta-analysis. Front Psychol 2023; 14:1195286. [PMID: 37637920 PMCID: PMC10447981 DOI: 10.3389/fpsyg.2023.1195286] [Citation(s) in RCA: 7] [Impact Index Per Article: 3.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 03/28/2023] [Accepted: 07/24/2023] [Indexed: 08/29/2023] Open
Abstract
Introduction Clinical Emotional Freedom Techniques (EFT) is a psychophysiological intervention that includes cognitive and somatic elements, utilizing techniques from both Cognitive Behavioral Therapy (CBT) and Prolonged Exposure therapy (PE). Because only a single meta-analysis existed examining EFT for PTSD, this systematic review and meta-analysis represents an update. Method Ten databases were searched for quantitative reviews and randomised clinical trials, and six met inclusion criteria. Results Study quality and effect size were evaluated and the results demonstrated that treatment with Clinical EFT, when compared to wait list, usual care, or no treatment controls, resulted in significant and large effect sizes, ranging from 1.38 to 2.51. When compared to active controls, effect sizes ranged from -0.15 to 0.79, producing treatment results similar to other evidence-based therapies. Discussion Limitations are presented and considerations for further research are proposed.
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Affiliation(s)
- Peta Stapleton
- School of Psychology, Bond University, Gold Coast, QLD, Australia
| | - Kevin Kip
- Health Services Division, University of Pittsburgh Medical Center, Pittsburgh, PA, United States
| | - Dawson Church
- National Institute for Integrative Healthcare, Fulton, CA, United States
| | - Loren Toussaint
- Department of Psychology, Luther College, Decorah, IA, United States
| | | | | | - Tom O’Keefe
- School of Psychology, Bond University, Gold Coast, QLD, Australia
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Meng X, Sun J, Liu Q, Huang Y, Qiu X, Seto DJ, Li Y, Wang L, Li C, Gao S, Yu H, Zhao J, Zhao B. Efficacy and Safety of a Novel Plum Blossom Needling with Mild Moxibustion Device for Upper Limb Pain Disorder and Motor Dysfunction in Patients with Stage 1 Post-Stroke Shoulder-Hand Syndrome: Study Protocol for a Multi-Center, Single-Blind, Randomized Sham-Controlled Trial. J Pain Res 2023; 16:407-420. [PMID: 36817867 PMCID: PMC9936879 DOI: 10.2147/jpr.s396195] [Citation(s) in RCA: 1] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/04/2022] [Accepted: 01/19/2023] [Indexed: 02/15/2023] Open
Abstract
Background Post-stroke shoulder-hand syndrome (PS-SHS), a common neurological comorbidity after stroke episodes, poses a grave threat on patients' functional recovery. Preliminary trials have demonstrated that the acupuncture and moxibustion treatment, including a dermal acupuncture tapping method known as plum blossom needling (PBN) can improve pain and motor dysfunctions in patients with PS-SHS. However, there are few reports describing simultaneous moxibustion treatment in combination with PBN. Hence, a novel plum blossom needle device with mild moxibustion (PBNMM) was developed to evaluate its potential efficacy and safety in patients with stage 1 PS-SHS. Materials and Methods This multicenter, sham-controlled, randomized controlled trial (RCT) will recruit 102 eligible patients with stage 1 PS-SHS from three clinical centers, randomly allocated in a ratio of 1:1:1 to the PBNMM group, PBNMM with no moxa smoke (PBNMM-NMS) group and sham control group. Patients in each group will receive a 30-minute treatment once per day for 4 weeks, with 5 consecutive sessions per week, for a total of 20 sessions. The primary outcome measure will be defined as the decreased scores from baseline in the visual analog scale (VAS) assessment at week 4. Secondary outcome measures will include scores on the Fugl-Meyer Assessment of the Upper Extremity Scale (FMA-UE), the Modified Barthel Index (MBI), and the somatosensory evoked potential (SEP) records. All outcomes will be evaluated at baseline and weeks 4, 5, 6 and 10, and the intention-to-treat analysis will be applied. Conclusion This study aims to provide robust evidence for the efficacy and safety of the PBNMM for PS-SHS treatment, as well as the specific impact of moxibustion smoke itself in dealing with PS-SHS. Clinical Trial Registration Chinese Clinical Trial Registry No. ChiCTR2200062441. Registered on 7 August 2022.
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Affiliation(s)
- Xiaonan Meng
- Department of Acupuncture and Moxibustion, Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing, People’s Republic of China,Department of Acupuncture and Moxibustion, Beijing Huguosi TCM Hospital, Affiliated with Beijing University of Chinese Medicine, Beijing, People’s Republic of China
| | - Jie Sun
- Department of Integrated Chinese and Western Medicine Rehabilitation, Beijing Xiaotangshan Hospital, Beijing, People’s Republic of China
| | - Qi Liu
- Department of General Internal Medicine, Guang’anmen Hospital, China Academy of Chinese Medical Sciences, Beijing, People’s Republic of China
| | - Yueping Huang
- School of Acupuncture-Moxibustion and Tuina, Beijing University of Chinese Medicine, Beijing, People’s Republic of China
| | - Xianwen Qiu
- Department of Acupuncture and Moxibustion, Beijing Shichahai Community Healthcare Center, Beijing, People’s Republic of China
| | - David Jung Seto
- Division of Integrative Medicine, Department of Medicine, Veterans Affairs Greater Los Angeles Healthcare System, Los Angeles, CA, USA,Department of Medicine, David Geffen School of Medicine, University of California, Los Angeles, CA, USA
| | - Ying Li
- Department of Integrated Chinese and Western Medicine Rehabilitation, Beijing Xiaotangshan Hospital, Beijing, People’s Republic of China
| | - Liping Wang
- Department of Acupuncture and Moxibustion, Beijing Huguosi TCM Hospital, Affiliated with Beijing University of Chinese Medicine, Beijing, People’s Republic of China
| | - Chunying Li
- Department of Acupuncture and Moxibustion, Beijing Huguosi TCM Hospital, Affiliated with Beijing University of Chinese Medicine, Beijing, People’s Republic of China
| | - Sen Gao
- Department of Rehabilitation, Beijing Huguosi TCM Hospital, affiliated with Beijing University of Chinese Medicine, Beijing, People’s Republic of China
| | - Haikuo Yu
- Rehabilitation Department, Xuanwu Hospital Capital Medical University, Beijing, People’s Republic of China
| | - Jiping Zhao
- Department of Acupuncture and Moxibustion, Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing, People’s Republic of China,Correspondence: Jiping Zhao; Baixiao Zhao, Email ;
| | - Baixiao Zhao
- Department of Acupuncture and Moxibustion, Dongzhimen Hospital, Beijing University of Chinese Medicine, Beijing, People’s Republic of China
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Rivero F, Marrero RJ, Olivares T, Peñate W, Álvarez-Pérez Y, Bethencourt JM, Fumero A. A Voxel-Based Morphometric Study of Gray Matter in Specific Phobia. Life (Basel) 2022; 13:119. [PMID: 36676068 PMCID: PMC9864817 DOI: 10.3390/life13010119] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 11/24/2022] [Revised: 12/28/2022] [Accepted: 12/29/2022] [Indexed: 01/03/2023] Open
Abstract
The objective of this study was to analyze the neurostructural abnormalities of brain areas responsible for the acquisition and maintenance of fear in small animal phobia by comparing gray matter volume (GMV) in individuals with phobia and non-fearful controls. Structural magnetic resonance imaging was obtained from 62 adults (79% female) assigned to one of two groups: 31 were diagnosed with small animal phobia and 31 were non-fearful controls. To investigate structural alterations, a whole-brain voxel-based morphometry analysis was conducted to compare the GMV of the brain areas involved in fear between both groups. The results indicated that individuals with a small animal specific phobia showed smaller GMV in cortical regions, such as the orbitofrontal (OFC) and medial frontal cortex, and greater GMV in the putamen than non-fearful controls. These brain areas are responsible for avoidant behavior (putamen) and emotional regulation processes or inhibitory control (prefrontal cortex (PFC)), which might suggest a greater vulnerability of phobic individuals to acquiring non-adaptive conditioned responses and emotional dysregulation. The findings provide preliminary support for the involvement of structural deficits in OFC and medial frontal cortex in phobia, contributing to clarify the neurobiological substrates for phobias.
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Affiliation(s)
- Francisco Rivero
- Departamento de Psicología Clínica, Psicobiología y Metodología, Facultad de Psicología, Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
- Departamento de Psicología, Facultad de Ciencias de la Salud, Universidad Europea de Canarias, 38300 La Orotava, Tenerife, Spain
| | - Rosario J Marrero
- Departamento de Psicología Clínica, Psicobiología y Metodología, Facultad de Psicología, Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
- Instituto Universitario de Neurociencia (IUNE), Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
| | - Teresa Olivares
- Departamento de Psicología Clínica, Psicobiología y Metodología, Facultad de Psicología, Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
| | - Wenceslao Peñate
- Departamento de Psicología Clínica, Psicobiología y Metodología, Facultad de Psicología, Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
- Instituto Universitario de Neurociencia (IUNE), Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
| | - Yolanda Álvarez-Pérez
- Fundación Canaria Instituto de Investigación Sanitaria de Canarias (FIISC), 38109 El Rosario, Tenerife, Spain
| | - Juan Manuel Bethencourt
- Departamento de Psicología Clínica, Psicobiología y Metodología, Facultad de Psicología, Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
| | - Ascensión Fumero
- Departamento de Psicología Clínica, Psicobiología y Metodología, Facultad de Psicología, Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
- Instituto Universitario de Neurociencia (IUNE), Universidad de La Laguna, 38200 La Laguna, Tenerife, Spain
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Church D, Stapleton P, Vasudevan A, O'Keefe T. Clinical EFT as an evidence-based practice for the treatment of psychological and physiological conditions: A systematic review. Front Psychol 2022; 13:951451. [PMID: 36438382 PMCID: PMC9692186 DOI: 10.3389/fpsyg.2022.951451] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Download PDF] [Figures] [Journal Information] [Subscribe] [Scholar Register] [Received: 05/24/2022] [Accepted: 09/15/2022] [Indexed: 11/13/2022] Open
Abstract
Background Since the turn of the century, Emotional Freedom Techniques (EFT) has come into widespread use in medical and psychological treatment settings. It is also used as self-help by tens of millions of people each year. Clinical EFT, the manualized form of the method, has been validated as an "evidence-based" practice using criteria published by the American Psychological Association (APA) Division 12 Task Force on Empirically Validated Therapies. Its three essential ingredients are exposure, cognitive framing, and acupressure. Objectives In 2013 we published a paper defining Clinical EFT and reviewing published research. It has been viewed or downloaded over 36,000 times, indicating widespread interest in this treatment modality. Here we update our findings based on subsequently published literature and propose directions for future research. Method We performed a systematic review of the literature to identify randomized controlled trials (RCTs) and meta-analyses. Retrieval of 4,167 results resulted in the identification of 56 RCTs (n = 2,013), 41 of which were published subsequent to our earlier review, as well as eight meta-analyses. Results RCTs have found EFT treatment to be effective for (a) psychological conditions such as anxiety, depression, phobias, and posttraumatic stress disorder (PTSD); (b) physiological issues such as pain, insomnia, and autoimmune conditions; (c) professional and sports performance; and (d) biological markers of stress. Meta-analyses evaluating the effect of EFT treatment have found it to be "moderate" to "large." Successful independent replication studies have been carried out for anxiety, depression, PTSD, phobias, sports performance, and cortisol levels. We outline the next steps in EFT research. These include determining its impact on cancer, heart disease, diabetes, and cognitive impairment; analysis of the large-scale datasets made possible by mobile apps; and delivery through channels such as virtual practitioner sessions, artificial intelligence agents, online courses, apps, virtual reality platforms, and standardized group therapy. Conclusions Subsequent research has confirmed the conclusions of earlier studies. These find Clinical EFT to be efficacious for a range of psychological and physiological conditions. Comparatively few treatment sessions are required, treatment is effective whether delivered in person or virtually, and symptom improvements persist over time. Treatment is associated with measurable biological effects in the dimensions of gene expression, brain synchrony, hormonal synthesis, and a wide range of biomarkers. Clinical EFT is a stable and mature method with an extensive evidence base. Its use in primary care settings as a safe, rapid, reliable, and effective treatment for both psychological and medical diagnoses continues to grow.
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Affiliation(s)
- Dawson Church
- National Institute for Integrative Healthcare, Petaluma, CA, United States
| | - Peta Stapleton
- Department of Society and Design, Bond University, Gold Coast, QLD, Australia
| | - Anitha Vasudevan
- National Institute for Integrative Healthcare, Petaluma, CA, United States
| | - Tom O'Keefe
- Department of Society and Design, Bond University, Gold Coast, QLD, Australia
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