• Title/Summary/Keyword: RCT(randomized controlled trials)

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The Study on the Effectiveness of Acupuncture in Stroke Rehabilitation (중풍(中風) 재활(再活)의 침치료(鍼治療) 효과(效果)에 대한 고찰(考察) -최근 RCT(Randomized controlled trial) 논문을 중심으로-)

  • Kim, Eun-jung;Lee, Jae-dong;Kang, Sung-keel
    • Journal of Acupuncture Research
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    • v.22 no.1
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    • pp.211-221
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    • 2005
  • Objective : The aim of this study is to review clinical trials on the effectiveness of acupuncture in stroke rehabilitation. Methods : Computerized literature searches was carried out on three electronic databases, and hand-searching on some chinese medical journals in library of Kyung Hee Medical Center. Results : 1) Sixteen articles of clinical trials were collected and reviewed. Among these articles, randomized controlled trials were achieved in nine articles. 2) In three articles, statically significant results in improvement of mobile abilities, activities of daily life and Quality of life were reported after acupuncture treatment applied as a part of stroke rehabilitation. In three articles no statically significant changes were reported. 3) Among two articles about spasticity, One about the upper limbs and the results showed statically significant improvement of the spasticity after acupuncture treatment as stroke rehabilitation, and the other was about the lower limbs and the results showed no statically significant changes. 4) One article about acupuncture and postural control showed statically significant results suggesting that acupuncture promotes normalization of postural control after stroke.

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A Literature Review on Syndrome Differentiation of Dysmenorrhea (월경통의 변증별 증상특징에 대한 문헌 연구)

  • Lee, Ji-Yeon;Kim, Jeong-Hwan;Lee, In-Seon
    • The Journal of Korean Obstetrics and Gynecology
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    • v.32 no.1
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    • pp.48-72
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    • 2019
  • Objectives: This study was conducted to comprehend the syndrome differentiations of dysmenorrhea and find out their clinical symptoms, tongue images and pulse patterns by analyzing previous studies. Methods: The following researches were collected by searching the medical journals published from November, 2007 to October, 2017, from KISS, OASIS, CNKI. : researches on the syndrome differentiation of dysmenorrhea, researches on the criteria of diagnosis of syndrome differentiation of dysmenorrhea, randomized controlled trials (RCT) used syndrome differentiation for treating dysmenorrhea. Results: By investigating the frequency of syndrome differentiations used in RCT studies, the frequent ones were chosen. They were qi stagnation and blood stasis (氣滯血瘀), qi-blood deficiency (氣血虛弱), congealing cold with blood stasis (寒凝血瘀), liver-kidney depletion (肝腎虧損), blood stasis with dampness-heat (濕熱瘀阻). Conclusion: 4 syndrome differentiations were frequently used in RCT studies. And the frequency of clinical symptoms on each syndrome differentiations from each RCT study was analyzed and compared. Clinical symptoms chosen as chief symptoms in more than one reference, appeared in more than half of the references, most frequent tongue images and pulse conditions were organized. The most frequent clinical symptoms included the period and pattern of pain, the accompanying symptoms of whole-body and the pattern of menstrual bleeding.

Review of Clinical Studies of Herbal Medicine Treatment for Pediatric Epistaxis - Focused on Chinese Randomized Controlled Trials after 2000s - (소아 비출혈의 한약 치료에 대한 임상 연구 동향 - 2000년대 이후 발표된 중국 RCT 연구를 중심으로 -)

  • Park, Yong Seok;Shin, Hye Jin;Lee, Jihong;Chang, Gyu Tae
    • The Journal of Pediatrics of Korean Medicine
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    • v.34 no.1
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    • pp.48-60
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    • 2020
  • Objectives The purpose of this study is to investigate recent clinical studies on the effect of herbal medicine for pediatric epistaxis in China, and to seek better methods to treat and study for pediatric epistaxis in Republic of Korea. Methods We searched the clinical studies from the China Academic Journal (CAJ) in China National Knowledge Infrastructure (CNKI) by key words 鼻出血', '鼻衄', '衄血', '中藥', '中医藥', '本草', '湯', '丸', '散', '方','顆粒', '膠囊', '自擬', '外用', '膏 from January 2000 to November 2019. We analyzed the literature in regards to the treatment methods and results. Results Among the 1141 searched studies, 12 randomized controlled trials were selected and analyzed. In most of the studies, the effectiveness of herbal medicine on pediatric epistaxis was significantly high. The most commonly used herbs for oral administration were Rehmanniae Radix (生地黃), Scutellariae Radix (黃芩), Imperatae Rhizoma (白茅根). The most commonly used herbs for external applications were Notoginseng Radix (三七), Bletilla striata (白芨), Crinis Carbonisatus (血餘炭). Conclusions Herbal medicine treatment can help improve pediatric epistaxis. Additional studies need to be performed to solidify these findings. In addition to that, unified criteria for treatment of pediatric epistaxis should be established in Republic of Korea.

The Domestic Trends of Acupuncture Treatment on Lateral Epicondylitis : A literature review (주관절 외측상과염의 침치료에 대한 국내 연구 동향 분석)

  • Kim, Hyunseok;Lee, Chiho;Oh, Minseok
    • Journal of Haehwa Medicine
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    • v.25 no.1
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    • pp.1-13
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    • 2016
  • Objectives : Lateral epicondylitis on elbow is one of the most common causes of elbow pain. Lateral epicondylitis can be managed with acupuncture, but the evidence for its effectiveness is uncertain. The purpose of this review is to investigate the trends of acupuncture treatments on lateral epicondylitis. Methods : We investigated the studies about acupuncture treatments for lateral epicondylitis via searching 5 Korean web databases(KTKP, RISS, OASIS, KCI, Kisti) The key search terms were 'Lateral epicondylitis', 'Tennis elbow', 'External epicondylitis'. 12 research papers(10 case reports, 1 RCT, 1NRCT) were found to be analyzed according to their published year, the titles of journals, published institution, the types of study, the number of cases, the types of treatments, the instruments for assessment and ethical approvals. The effectiveness of acupuncture treatment was classified. Results : 12 papers were published since 2003. The studies on acupuncture treatments about lateral epicondylitis were mainly published in The journal of pharmacopuncture. 10 case reports, 1 non-randomized controlled trials, 1 randomized controlled trials had been under research. In most of the research, the number of the cases were not enough. In 9 cases of the studies, various korean medicine treatments including acupuncture were used to treat the symptoms. In 3 cases of the studies single method was used to treat the symptoms. Visual analogue scale(VAS) and range of motion(ROM), grip strength were used as primary assessments. Among 12 clinical studies, 1 of them were accepted by institutional review board(IRB). Conclusions : In this study, we analyzed the trends of acupuncture treatments on lateral epicondylitis. Reviewing the domestic trends of studies on acupuncture treatments for lateral epicondylitis and examining the strong and weak points of those treatments are essential for the future studies.

Recent Trends in Clinical Research of Herbal Medicine Treatment for Pediatric Constipation - Focused on Chinese Randomized Controlled Trials - (소아 변비의 한약 치료에 대한 최신 임상연구 동향 - 중국 RCT 연구를 중심으로 -)

  • Kim, Jae Hyun;Park, Yong Seok;Lee, Jihong;Chang, Gyu Tae
    • The Journal of Pediatrics of Korean Medicine
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    • v.34 no.4
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    • pp.59-76
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    • 2020
  • Objectives The purpose of this study is to analyze the trends of recent clinical studies on the effect of herbal medicine for pediatric constipation in China, and to evaluate the efficacy and safety of herbal medication treatment for pediatric constipation. Methods The authors searched the clinical studies using China National Knowledge Infrastructure (CNKI) published from January 2016 to June 2020. We analyzed the literature in regards to focusing on the treatment methods and results. Results A total of 29 randomized controlled trials were selected and analyzed. In all the those studies, the total effective rate of herbal medicine treatment group in pediatric constipation was significantly higher than those of the control group. The most commonly used herbs for pediatric constipation were Atractylodis Rhizoma Alba (白朮) followed by Aurantii Immaturus Fructus (枳實), Glycyrrhizae Radix (甘草), Semen Cannabis (火麻仁), Raphani Semen (萊菔子). The recurrence rate of the herbal medicine treatment group was significantly lower than those of control group. In most studies, the adverse events from the herbal medicine treatment group were significantly less than those of the control group. Conclusions Based on the results of the analyzed clinical studies, herbal medicine treatment has been shown to be safe and effective in the treatment of pediatric constipation. Additional clinical studies are needed to solidify these findings.

Effect of isoflavone supplementation on menopausal symptoms: a systematic review and meta-analysis of randomized controlled trials

  • Kang, Inhae;Rim, Chai Hong;Yang, Hee Sun;Choe, Jeong-Sook;Kim, Ji Yeon;Lee, Myoungsook
    • Nutrition Research and Practice
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    • v.16 no.sup1
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    • pp.147-159
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    • 2022
  • BACKGROUND/OBJECTIVES: Complementary and alternative medicines can be used to alleviate climacteric symptoms that significantly affect the quality of life of postmenopausal women. Isoflavones are the most common plant-based therapies for postmenopausal changes, but the results of previous studies have been controversial. MATERIALS/METHODS: To investigate whether isoflavones would affect menopausal symptoms as well as ovarian hormones, we performed a systematic review and meta-analysis. The PubMed and EMBASE databases were used to perform the systematic search. Included studies were limited to randomized controlled trials (RCTs) assessing the impact of isoflavone supplementation on menopausal symptoms. RESULTS: Eleven studies were included for the final quantitative assessment. Isoflavone intervention was varied between 49.3 and 135 mg of isoflavones per day for 12 wk-2 yrs. The meta-analysis showed that supplementation of isoflavones significantly increased the estradiol levels (standardized mean difference [SMD] = 0.615, P = 0.035) and Kupperman index (SMD = 3.121, P = 0.003) but had no significant effect on hot flashes, follicle-stimulating hormone, and luteinizing hormone. However, both estradiol and the Kupperman index showed significant heterogeneity among studies (I2 = 94.7%, P < 0.001 and I2 = 98.1%, P < 0.001, respectively). CONCLUSIONS: Although the results showed a significant SMD in estradiol and the Kupperman index, the results should be interpreted with caution due to the high heterogeneity. Further validation with a larger RCT will be necessary. Overall, isoflavone supplementation has distinct effects on the climacteric symptoms and hormonal changes in postmenopausal women.

Analysis on the Obstetric and Gynecologic Randomized Controlled Trials(RCTs) with Acupuncture-Using Pubmed Database Search (Pubmed 검색을 통한 부인과 관련 침 임상시험 현황에 관한 연구)

  • Jeong, Jae-Cheol;Kim, Dong-Il
    • The Journal of Korean Obstetrics and Gynecology
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    • v.21 no.3
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    • pp.200-217
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    • 2008
  • Purpose: The aim of this study is to review and analyze the status on the obstetric and gynecologic RCTs with acupuncture. Methods: Searching were performed in $7{\sim}14$ July, 2008. Search term used was "acupuncture" only. And we classified all the searched articles as diseases and related health problems. Then we also classified OBGY diseases and analyzed the trends of those parts. Results: We could search 666 articles, RCTs with acupuncture. Of them, we found 88 OBGY articles about nausea and vomiting in pregnancy, labor and postpartum. OBGY surgery, hot flashes and climacteric, ART, Disease with Pregnancy women and menstruation, fetal breech presentation, and breast disease etc. Conclusion: To improve traditional Korean OBGY research, it is needed activation of RCT research, study of meta analysis, development of clinical practice guidelines, variation of research subject, and co-works with conventional medicine.

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Epidermal Growth Factor Receptor Tyrosine Kinase Inhibitor Versus Placebo as Maintenance Therapy for Advanced Non-small-cell Lung Cancer: A Meta-analysis of Randomized Controlled Trials

  • Alimujiang, S.;Zhang, Tao;Han, Zhi-Gang;Yuan, Shuai-Fei;Wang, Qiang;Yu, Ting-Ting;Shan, Li
    • Asian Pacific Journal of Cancer Prevention
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    • v.14 no.4
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    • pp.2413-2419
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    • 2013
  • Background: Use of epidermal growth factor receptor inhibitors (EGFR-TKIs ) is now standard for non-small-cell lung cancer (NSCLC). However, the effects of EGFR-TKIs in maintenance therapy for advanced NSCLC patients are still unclear. The preent meta-analysis was performed to examine pooled data of randomized control trials (RCT) where EGFR-TKIs were compared against placebo in maintenance regimens for patients with advanced NCSLC to quantify potential benefits and determine safety. Methods: Several data bases were searched, including PubMed, EMBASE and CENTRAL, and we performed an internet search of conference literature. The endpoints were objective response rates (ORR), progression-free survival (PFS) and overall survival (OS). We performed a meta-analysis of the published data, using Comprehensive Meta Analysis software (Version 2.0). with a fixed effects model and an additional random effects model, when applicable. The results of the meta-analysis are expressed as hazard ratios (HRs) or risk ratios (RRs), with their corresponding 95% confidence intervals (95%CIs). Results: The final analysis included six trials, covering 3,758 patients. Compared with placebo, EGFR-TKIs maintenance therapy improved ORR and PFS for patients with advanced NSCLC, the difference being statistically significant (P<0.05), but proved unable to prolong patients' OS. The main adverse reactions were diarrhea and rashes. Conclusion: EGFR-TKIs demonstrated encouraging efficacy, safety and survival when delivered as maintenance therapy for patients with advanced NSCLC after first-line chemotherapy, especially for the patients who had adenocarcinomas, were female, non-smokers and patients with EGFR gene mutations.

Literature Review on Syndrome Differentiation and Herbal Medicine of Reflex Esophagitis - Focusing on Chinese Journals - (역류성 식도염의 변증과 처방에 관한 문헌적 고찰 - 중국 논문 중심으로 -)

  • Choi, Ga-Young;Sun, Seung-Ho;Kim, Byoung-Woo;Lee, Sun-Ju;Oh, Hyun-Suk;Han, In-Sik;Ko, Jae-Eon
    • The Journal of Internal Korean Medicine
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    • v.32 no.1
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    • pp.75-86
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    • 2011
  • Objectives : This study investigated oriental diagnosis and treatment of reflex esophagitis (RE) such as syndrome differentiation and herbal medicine by reviewing Chinese journals. Methods : A journal search was performed using China National Knowledge Infrastructure (CNKI) from January 2006 to December 2010. The keywords were the various combinations of 'reflex esophagitis', 'Chinese medicine', 'syndrome differentiation', and 'herbal medicine'. All types of journal entries that explained or referred to herbal medicines and definite syndrome differentiations were included. The Types of the journals were randomized clinical trials (RCT), reviews, essays, case series and reports. Vague syndrome differentiations and experimental studies were excluded. Selected journals were extracted and summarized by two researchers independently. Results : 47 Chinese entries were finally selected. 61% of them were case-control trials that had non-randomized, active controlled clinical trials. 36 kinds of syndrome differentiations about RE were investigated. We summarized and divided them into 10 syndrome differentiation groups. 肝胃不和(syndrome of liver qi invading the stomach) in syndrome differentiation, 和胃降逆 (harmonize the stomach and direct qi downward) in method of treatment, and Jwa kum-whan (左金丸) were cited with high frequency in RE. Conclusions : We find that many kinds of syndrome differentiation groups and herbal medicines for reflex esophagitis are used in China, compared with Korea. Further studies will be required about oriental syndrome differentiation and treatment of this disease.

Effect of Low-fat Diet on Breast Cancer Survival: a Meta-analysis

  • Xing, Mei-Yuan;Xu, Su-Zhen;Shen, Peng
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.3
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    • pp.1141-1144
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    • 2014
  • Background: Even though many studies have examined the possible effect of low-fat diet on breast cancer survival, the relationship remains unclear. Objectives: To summarize the current evidence about the effect of post-diagnostic low-fat diet on recurrence and all-cause mortality of breast cancer. Methods: We conducted a search of Pubmed, Embase, Web of Science, and Cochrane Library and as a result two randomized controlled trials (RCT) and one large multi-center prospective cohort study with 9,966 breast cancer patients were included in this report. Results: Post-diagnostic low-fat diet reduced risk of recurrence of breast cancer by 23% (HR=0.77, 95%CI 0.63 to 0.94, P=0.009) and all cause mortality of breast cancer by 17% (HR=0.83, 95%CI 0.69 to 1.00, P=0.05). Conclusions: This meta-analysis suggested the post-diagnostic low-fat diet can improve breast cancer survival by reducing risk of recurrence. However, more trials of the relationship between low-fat diet and allcause mortality of breast cancer are still needed.