• Title/Summary/Keyword: Randomized Clinical Trials

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Review of Intention-to-Treat Analysis in Randomized Controlled Trials (무작위 대조군 실험 연구에서 치료의향분석 (Intention-to-treat analysis)에 대한 고찰)

  • Kim, Junghun Aj
    • Therapeutic Science for Rehabilitation
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    • v.9 no.2
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    • pp.27-38
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    • 2020
  • Introduction : This review aims to introduce an intention-to-treat analysis(ITT) method and demonstrate the importance of rigorous utilization of this method to researchers in Korea. Discussion : ITT analysis includes all data as results in randomized control trials (RCT). Thereby the result of RCT is high validated to adapt in the real-world so that the result should be expected at clinical practice. Therefore, many RCT quality assessment tools include the question of the utilization of ITT analysis in individual trials. However, many researchers omit to report ITT, not utilize ITT or use ITT incorrectly. Conclusion : Through this review, more Korean researchers may understand and utilize ITT which is expected to enhance the quality of RCT papers.

Electroacupuncture for Carpal Tunnel Syndrome: A Review of Randomized Controlled Trials

  • Park, Cheol Woo;Lim, Min Ji;Lee, Se Won;Yi, Yeon Hoo;Song, Da Woon;Yu, Sang Gu;Kim, Min Ju;Oh, Da Yoon;Choi, Hyo Jung;Ju, Ah Ra
    • Journal of Acupuncture Research
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    • v.39 no.2
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    • pp.96-104
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    • 2022
  • This study aimed to examine the clinical efficacy of electroacupuncture treatment for carpal tunnel syndrome by reviewing published randomized controlled trials. Among the 186 studies retrieved from 7 online databases (PubMed, Cochrane library, CNKI, NDSL, RISS, OASIS, KMbase) on October 29, 2021, 4 studies were selected according to the inclusion, exclusion criteria, and were evaluated using risk of bias. Control groups for electroacupuncture were wearing a splint at night, traditional acupuncture, and medication. Methods such as total effective, functional status scale, symptom severity scale, electromyography, tip pinch strength, visual analogue scale, numeric rating scale, and ultrasound were used to evaluate the therapeutic effect. Electroacupuncture was reported to have significant treatment results compared with the control group in methods such as total effectiveness, electromyography, and tip pinch strength. However, the quality of the studies (using risk of bias) does not allow reliable conclusions to be made. Many high quality (low risk of bias) randomized controlled trials are needed to examine the efficacy of electroacupuncture treatment for carpal tunnel syndrome.

Review of Clinical Research for Herbal Medicine Treatment on Rhinosinusitis (비부비동염의 보완대체의학 약물치료에 대한 최신 임상 연구 동향 -RCT 연구를 중심으로 -)

  • Jang, Eun Ha;Min, Sang Yeon;Kim, Jang Hyun
    • The Journal of Pediatrics of Korean Medicine
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    • v.32 no.3
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    • pp.44-54
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    • 2018
  • Objectives The purpose of this study is to analyze clinical studies on effectiveness of herbal medicine in rhinosinusitis. Methods We searched the randomized controlled trials (RCTs) with herbal medicine treatment on rhinosinusitis from the Pubmed in recent 10 years (from 2008 to 2018). Results 11 RCTs were reviewed. In 10 out of 11 studies showed that the herbal medicine may be effective in the treatment of chronic rhinosinusitis without nasal polyp and uncomplicated acute rhinosinusitis. However, inclusion and exclusion criteria, and outcome measures were varied among different studies. No serious adverse reactions were reported from the herbal medicine treatment. Conclusions The results of these trials showed that herbal medicine may be effective in the treatment of rhinosinusitis. Well-designed RCTs for domestic herbal medicine treatment on rhinosinusitis are needed to prove its efficacy clearly.

Clinical Research Trend for Catgut-embedding Therapy on Allergic Rhinitis (알레르기 비염의 매선 치료 임상 연구 동향)

  • Kang, Jeong-In;Lee, Dong-Hyo
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.33 no.2
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    • pp.55-69
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    • 2020
  • Objectives : The purpose of this study is to analyze research trends on the effects of catgut-embedding therapy on allergic rhinitis. Methods : We searched potentially relevant randomized controlled trials using various electronic databases and extracted data using a standardized form. Results : Finally, 11 studies were selected and analyzed. All studies were conducted in China and the number of studies has increased especially in recent 3 years. 11 studies compared catgut-embedding therapy with usual care, acupuncture, sham catgut-embedding therapy. Most studies showed that catgut-embedding therapy was effective and had long lasting effect compared with comparison group. Conclusions : All studies were conducted in China and it is necessary to review its evidence for clinical application in Korea. Further studies are needed on this topic in order to demonstrate the effectiveness and safety clearly.

The Clinical Effect on Acupuncture Treatment of Postpartum Hypogalactia: A Systematic Review of Randomized Controlled Trials (산후 유즙분비부전에 대한 침 치료 효과 : 체계적 문헌 고찰)

  • Kim, Yu-Jeong;Park, Kyung-Sun;Hwang, Deok-Sang;Lee, Jin-Moo;Jang, Jun-Bok;Lee, Chang-Hoon
    • The Journal of Korean Obstetrics and Gynecology
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    • v.30 no.3
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    • pp.79-91
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    • 2017
  • Objectives: The purpose of this systematic review is to overview and evaluate the effect on postpartum hypogalactia after acupuncture treatment. Methods: Relevant randomized controlled trials (RCTs) were identified by database searches in Embase, Pubmed, CENTRAL, CNKI, KISS. Searching keywords were "Hypogalactia" or "Hypolactaion" and "Acupuncture". After searching qualified articles, we independently assessed the risk of bias according to the Cochrane Rob criteria. Results: Among the 81 articles five RCTs were finally selected. Four of the selected were statistically significant. One of them was not statistically significant because it was comparative study of chinese medicine and acupuncture treatment. The quality of the evidence for specific comparisons ranged from low to high. Conclusions: Our systematic review found encouraging. Acupuncture treatment would be effective way to increase insufficient milk supply on postpartum hypogalactia.

An Overview of Clinical Studies for Pompholyx in Traditional Chinese Medicine - Literature Review based on Randomized Controlled Trials - (한포진 치료의 중의학 임상연구 동향 - 무작위 대조군 임상연구를 중심으로 -)

  • Woo, Jeong A;Park, Beom Chan;Choi, Il Shin;Kim, Kibong;Cheon, Jin Hong
    • The Journal of Pediatrics of Korean Medicine
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    • v.35 no.4
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    • pp.82-95
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    • 2021
  • Objectives The purpose of this study is to analyze clinical studies on the effectiveness of TCM (traditional Chinese medicine) for pompholyx treatment and provide evidence for Korean medicine use. Methods Randomized controlled trials (RCT) which used TCM as a treatment for pompholyx were searched in China National Infrastructure (CNKI) platform. The risk of bias of studies was assessed by using Cochrane risk of bias (RoB) 2.0 tool. Results The selected 10 RCTs showed that the experimental group treated with either TCM alone or with a combination of TCM and Western medicine showed more significant therapeutic effect compared to the control group which Western medicine alone. Conclusions Based on the studies from China, TCM may be an effective treatment for pompholyx. This provides evidence for Korean medicine use, and its possible effectiveness in treating pompholyx

Review of Clinical Research for Herbal Medicine in the Treatment of Influenza Compared with Oseltamivir (Oseltamivir를 투약한 양성대조군과 비교한 인플루엔자의 한약 치료 효과 - RCT 연구를 중심으로 -)

  • Jang, Eun Ha;Min, Sang Yeon;Kim, Jang Hyun
    • The Journal of Pediatrics of Korean Medicine
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    • v.33 no.3
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    • pp.1-14
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    • 2019
  • Objectives The purpose of this study is to analyze clinical studies on effectiveness of herbal medicine in influenza compared with Oseltamivir. Methods We searched the randomized controlled trials (RCTs) with herbal medicine treatment on influenza compared to Oseltamivir from the Pubmed, CNKI, OASIS, NDSL, J-stage, and CiNii. Results 14 out of 717 studies were selected and analyzed. The herbal medicine treatment had a significant effects on the alleviation of fever, cough, sore throat than the Oseltamivir control treatment. Herbal medicine had same therapeutic effectiveness like Oseltamivir on duration of influenza-like symptoms and viral shedding. No serious adverse reactions were reported from the herbal medicine treatment. Conclusions The results of these trials showed that the herbal medicine may be more effective than the Oseltamivir in the treatment of influenza. Well-designed RCTs for domestic herbal medicine treatment on influenza are needed to prove its efficacy clearly.

A Review of Clinical Researches for Applying Acupuncture Treatment as Intervention of Peripheral Facial Paralysis in Children (소아 말초성 안면마비의 중재로 침 치료를 응용한 중의학 임상 연구 고찰)

  • Ryu Se Na;Jang Subi;Kim Ki Bong;Cheon Jin Hong
    • The Journal of Pediatrics of Korean Medicine
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    • v.38 no.2
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    • pp.41-52
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    • 2024
  • Objectives The objective of this study was to investigate the impact of applying acupuncture as intervention of peripheral facial paralysis in children. Methods We conducted searches on China National Knowledge Infrastructure and Wanfang Data using the keywords "facial paralysis", "children", and "acupuncture". Results Six randomized controlled trials were included in the analysis. The acupoints most frequently utilized were Hapgok (LI4), Jichang (ST4), Yangbaek (GB14), Sabaek (ST2), Hyeopgeo (ST6), Yeonghyang (LI20), Yepung (TE17), and Taeyang (EX-HN5). The Stomach Meridian (ST) was the most targeted. Acupuncture treatment was found to be as effective as or more effective than Western medicine treatment in certain cases. Conclusions Acupuncture therapy shows promise for treating pediatric peripheral facial paralysis. However, further clinical randomized controlled trials are necessary to validate the efficacy and safety of acupuncture treatment.

Chuna Manual Therapy for Adhesive Capsulitis : A Systematic Review and Meta Analysis (유착성 관절낭염에 대한 추나요법의 효과: 체계적 문헌고찰과 메타분석)

  • Cho, Ju-Chan;Heo, In;Park, Sun-Young;Shin, Byung-Cheul
    • The Journal of Churna Manual Medicine for Spine and Nerves
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    • v.14 no.2
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    • pp.1-14
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    • 2019
  • Objectives : To evaluate the effectiveness of Chuna Manual Therapy for adhesive capsulitis by a systematic review manner. Methods : Five foreign electronic databases (Pubmed, Ovid-medline, Embase, Cochrane library, Chinese Academic Journals (CAJ)) and two Korean medical electronic databases (Oriental Medicine Advanced Searching Integrated System (OASIS) and Research Information Sharing Service (RISS)) were searched to find all randomized controlled trials (RCTs) using Chuna Manual Therapy as a treatment for adhesive capsulitis. The methodological quality of each RCT was assessed using the Cochrane risk of bias tool. Results : Twenty-one RCTs met our inclusion criteria. The meta-analysis showed positive results on the use of Chuna Manual Therapy combined with acupuncture or exercise therapy in terms of the efficacy rate and pain using the Visual Analogue Scale (VAS), compared to acupuncture or exercise alone [SMD-1.81 (95% CI & -2.54, -1.08), P<0.001, RR 1.19 (95% CI 1.14, 1.23), P<0.001)]. Positive results in terms of efficacy rate were also obtained comparing Chuna Manual Therapy to acupuncture alone [RR 1.10 (95% CI 1.02, 1.18), P=0.01]. Conclusions : Our systematic review found favorable results on the effectiveness of Chuna Manual Therapy for pain and efficacy rate of adhesive capsulitis. However, evidence was limited due to the lack of well-designed RCTs. More qualified clinical trials are needed to obtain stronger evidence.

The Effect of Boyanghwano-tang for Diabetic Retinopathy: A Systematic Review and Meta-Analysis (당뇨병성 망막병증에 대한 보양환오탕(補陽還五湯)의 효과: 체계적 문헌 고찰 및 메타분석)

  • Jeong-Hwa Oh;Hae-Na Kim;Hwa-Jung Yoon
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.36 no.4
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    • pp.51-69
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    • 2023
  • Objectives : The purpose of this study is to assess the effect of using Boyanghwano-tang(BYHWT) for diabetic retinopathy. Methods : We searched randomized controlled trials(RCTs) that used BYHWT for diabetic retinopathy in 10 databases(RISS, KISS, ScienceON, KCI, OASIS, DBpia, CNKI, Wanfang Database, PubMed, Cochrane Library) on August 12, 2023. Outcome measurements included total effective rate(TER) and visual acuity as the primary outcome measurements, and the secondary outcome measurements included fasting blood glucose(FBG), 2hPG, HbA1c, ET-1, NO, etc. The indicator of stability included adverse reactions. A meta-analysis was conducted according to TER, visual acuity, FBG. Results : A total of 8 randomized control trials were selected. The treatment group which used BYHWT showed significant improvement effects in TER and visual acuity compared to the control group which used western medicine or chinese patent medicine alone. TER: (RR: 1.22, CI 1.14 to 1.31, P=<0.00001), visual acuity: (RR: 2.06, CI 1.40 to 3.03, P=0.0002). Secondary outcome measurements including FBG also showed improvement in the treatment group compared to the control group. FBG: (MD: -0.15, CI -0.43 to 0.31, P=0.28). Adverse reactions were only mentioned in one study, which showed that no adverse reactions occurred in both the treatment and control groups. Conclusions : This study suggests that BYHWT is effective for diabetic retinopathy. However these findings should be interpreted cautiously due to the insufficient number of studies and unknown or high risk of bias in the included trials.