• Title/Summary/Keyword: Randomized Key

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Meta Analysis of Symptom Improvement through Eradication of Helicobacter pylori in Patients with Non-ulcer Dyspepsia (비궤양성 소화불량에서 Helicobacter pylori 박멸치료후 증상개선에 대한 메타분석)

  • Ohm, Sang-Hwa;Jeong, Ki-Won;Shin, Won-Chang;Cho, Jong-Rae;Shon, Hye-Suk;Pae, Ki-Taek;Kim, Sung-Jun
    • Journal of Preventive Medicine and Public Health
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    • v.32 no.4
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    • pp.427-434
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    • 1999
  • Objectives: This study was conducted to determine, by reviewing the literature, whether treatment of Helicobacter pylori infection in patients with non-ulcer dyspepsia affects symptoms. Methods: We retrieved the literature using MEDLINE search, with nonulcer dyspepsia and Hericobacter pylori and treatment as key words, which were reported from 1984 to 1998, and manual literature search. The criteria for inclusion was as follows; 1) The paper should have confirmed nonulcer dyspepsia as case definition. 2) The paper should have peformed a randomized, blind trial. 3) Confirmation of Helicobacter pylori eradication should be done 4 weeks after treatment. 4) studies with no information on measurement of symptoms after treatment were not accepted. The percentage of patients with symptom improvement after eradication therapy for Helicobacter pylori infection was calculated. Cumulative odds ratio was compared by fixed effect model and random effect model as sensitivity and funnel plot was used to evaluate publication bias. Results: The overall effect size of symptom improvement was calculated by cumulative odds ratio. Cumulative odds ratio of random effect model was 4.16(95% CI: 1.55-11.19). Before integrating each effect sizes into common effect size, the homogeneity test was conducted and random effect model was selected(Cochran's Q=41.08 (d.f=10, p<0.001)). The heterogeneity across studies was evaluated and the different methodological aspects of studies led to differences between study results Conclusions: The results suggest that the eradication of Helicobacter pylori in patients with non-ulcer dyspepsia results more symptom improvement. In studios that shows the opposite results there are methodological aspects explaining the heterogeneity.

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The Trend of Clinical Research on Treatment for Pediatric Inguinal Hernia and Pediatric Rectal Prolapse - Focusing on Recent Studies in the China National Knowledge Infrastructure (CNKI) - (소아 서혜부 탈장(脫腸)·탈항(脫肛) 치료에 대한 중의학 연구동향 - 2000년 이후 발표된 RCT 논문을 중심으로 -)

  • Park, So Hyun;Kim, Ye Ji;Lee, Sun Haeng;Lee, Jin Yong
    • The Journal of Pediatrics of Korean Medicine
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    • v.34 no.2
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    • pp.40-56
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    • 2020
  • Objectives The purpose of this study is to analyze recent clinical studies on traditional Chinese medicine (TCM) treatment for pediatric inguinal hernia and pediatric rectal prolapse in China, and to seek better methods to treat and to study for Inguinal hernia and Rectal prolapse in Korea. Methods We searched the clinical studies from the China National Knowledge Infrastructure (CNKI) that were published between January 2000 to February 2020 by key words '疝气', '直腸脫出', '直腸脫垂', '脫肛', '小腸疝', '腹股溝疝', '儿童', '小儿', '少儿', '幼年', '治療', '中医治療', '中藥', '中医藥', '顆粒', '膠囊', '自擬', '湯', '丸', '散', '方'. We analyzed the literatures in regards to the treatment methods and results. Results Among the 193 searched studies, 10 randomized controlled trials were selected and analyzed. In most of the studies, the effectiveness of the traditional Chinese medicine (TCM) treatment on inguinal hernia and rectal prolapse was significantly high. Conclusions Based on the results of the clinical studies from China, use of the TCM for the treatment of inguinal hernia and rectal prolapse has been shown to be effective in relieving symptoms. Also, based on the result of this study, it will be possible to widen the scope of the TCM treatment on inguinal hernia and rectal prolapse. Additional clinical studies and experimental studies are needed to be performed to solidify these findings. The TCM has been shown as an effective treatment for pediatrics as well. These research results can be utilized in other clinical studies and in treatment.

A meta-analysis of intervention studies on the effects of self-management in knee osteoarthritis (무릎 골관절염 대상자에게 적용한 자가관리 중재의 효과 메타분석)

  • Kim, Young-Il;Park, Jeong Sook
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.16 no.3
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    • pp.1946-1956
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    • 2015
  • The purpose of the this study was to provide objective evidence through a systematic review and meta-analysis regarding the effects of self-management in knee osteoarthritis. Articles published between 1999 and 2013 from periodicals indexed Ovid Medline, CINAHL, PubMed, RISS, KISS and other databases were selected, using the following key words: Osteoarthriti* OR OA, self-(management OR care OR help). A selection of 11 studies(7 randomized controlled trials and 4 quasi-experimental interventions that were used were exercise, education, massage and self-help group. As a result of mera-analysis, self-management significantly effected pain, physical function, activities of daily living, and self-efficacy. In particular, self-management showed great effect on ADL, and moderate effect on pain and physical function. Based upon these result, it is necessary to develop a standardized self-management program for knee osteoarthritis patients.

A Systematic Review of Bee Venom Acupuncture for Knee Osteoarthritis (무릎 골관절염의 봉독 약침 치료에 대한 체계적 문헌 고찰)

  • Gu, Ji-Hyang;Kim, Eunseok;Park, Yang-Chun;Jung, In Chul;Lee, Eun-Jung
    • Journal of Korean Medicine Rehabilitation
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    • v.27 no.3
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    • pp.47-60
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    • 2017
  • Objectives The aim of this research is to assess the effects of bee venom acupuncture for knee osteoarthritis. Methods For a systematic review, we constructed a key question as the effect of bee venom acupuncture for knee osteoarthritis and selected RCTs and nRCTs. We searched the following 15 databases without a language restriction: Pubmed, EMBASE, Cochrane CENTRAL (CENTRAL), CINAHL, AMED, seven Korean medical databases (KoreaMed, Kmbase, KISS, NDSL, KISTI, Koreantk, OASIS) and three Chinese databases including CNKI, Wanfang and VIP database. Results A total of 300 potentially relevant studies were identified; only 13 studies were selected for systematic review. Almost studies showed that bee venom acupuncture has significant effect on knee osteoarthritis. 5 studies comparing bee venom acupuncture with acupuncture were included in the meta-analysis. The effect size of standardized mean difference (SMD) was analyzed as 'small effect' with 0.47 (95% CI: 0.10~0.83, Z=2.49, p=0.01). Conclusions The research showed that bee venom acupuncture can significantly reduce pain, stiffness and improve the quality of life of patients with knee osteoarthritis. However, most of the studies included in the analysis were evaluated as methodologically high risk of bias. This suggests that there is limitation applying this study. In the future, more Randomized Controlled trial should be actively conducted.

Stem Cells in Plastic Surgery: A Review of Current Clinical and Translational Applications

  • Salibian, Ara A.;Widgerow, Alan D.;Abrouk, Michael;Evans, Gregory R.D.
    • Archives of Plastic Surgery
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    • v.40 no.6
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    • pp.666-675
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    • 2013
  • Background Stem cells are a unique cell population characterized by self-renewal and cellular differentiation capabilities. These characteristics, among other traits, make them an attractive option for regenerative treatments of tissues defects and for aesthetic procedures in plastic surgery. As research regarding the isolation, culture and behavior of stem cells has progressed, stem cells, particularly adult stem cells, have shown promising results in both translational and clinical applications. Methods The purpose of this review is to evaluate the applications of stem cells in the plastic surgery literature, with particular focus on the advances and limitations of current stem cell therapies. Different key areas amenable to stem cell therapy are addressed in the literature review; these include regeneration of soft tissue, bone, cartilage, and peripheral nerves, as well as wound healing and skin aging. Results The reviewed studies demonstrate promising results, with favorable outcomes and minimal complications in the cited cases. In particular, adipose tissue derived stem cell (ADSC) transplants appear to provide effective treatment options for bony and soft tissue defects, and non-healing wounds. ADSCs have also been shown to be useful in aesthetic surgery. Conclusions Further studies involving both the basic and clinical science aspects of stem cell therapies are warranted. In particular, the mechanism of action of stem cells, their interactions with the surrounding microenvironment and their long-term fate require further elucidation. Larger randomized trials are also necessary to demonstrate the continued safety of transplanted stem cells as well as the efficacy of cellular therapies in comparison to the current standards of care.

Hepatic Re-resection Versus Transarterial Chemoembolization for the Treatment of Recurrent Hepatocellular Carcinoma after Initial Resection: a Systematic Review and Meta-analysis

  • Wang, Di-Ya;Liu, Lei;Qi, Xing-Shun;Su, Chun-Ping;Chen, Xue;Liu, Xu;Chen, Jiang;Li, Hong-Yu;Guo, Xiao-Zhong
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.13
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    • pp.5573-5578
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    • 2015
  • Background: A systematic review and meta-analysis were performed to compare the post-recurrence survival with hepatic re-resection versus transarterial chemoembolization (TACE) for recurrent hepatocellular carcinoma (HCC) after initial resection. Materials and Methods: All relevant papers were searched via PubMed, EMBASE, and Cochrane Library databases. Hazard ratios (HRs) with 95% confidence intervals (CIs) were pooled using a random-effects model. Subgroup analysis was performed according to country. Sensitivity analysis was performed in studies which clearly reported the recurrent regions, in moderate/high-quality studies, in studies published in full-text form, and in studies published after 2005. Results: In total, twelve papers were included in our study. Five and seven of them were of moderate- and poor-quality, respectively. The overall meta-analysis demonstrated a statistically significantly higher post-recurrence survival in the hepatic re-resection group than in those undergoing TACE (HR=0.64, 95%CI=0.52-0.79, P<0.0001). Heterogeneity was statistically significant and statistical significance remained in the subgroup analysis. Sensitivity analyses were also consistent with the overall analysis. Conclusions: Hepatic re-resection might provide a better post-recurrence survival than TACE for recurrent HCC after initial resection. However, considering the low quality of published studies and the potential bias of treatment selection, further randomized trials should be warranted to confirm these findings.

A Systematic Review Focused on Health Behavior and Physiological Indicators of Diabetic Patients in Interventional Studies Based on Health Belief Model (건강신념모델 기반 중재연구가 당뇨환자의 건강행위와 생리적지표에 미치는 효과를 중심으로 한 체계적 문헌고찰)

  • Noh, Eun-Young;Cho, Yoonjeong;Lee, Yewon;Yun, Sunyoung
    • Journal of Korean Biological Nursing Science
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    • v.22 no.1
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    • pp.1-10
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    • 2020
  • Purpose: Diabetes Mellitus (DM) is a leading cause of death with a prevalence rate of 12.4% in South Korea. Self-management is crucial for patients with DM, because many studies have reported that self-management intervention based on the Health Belief Model (HBM) is effective. The purpose of this study was to investigate the current state of HBM based intervention studies and the components and effects of the theories used in the study for diabetes patients. Methods: A systematic review was conducted using the Pubmed, Cochrane Library and Embase databases from January 2009 to May 2019. We reviewed characteristics of intervention based on the HBM in randomized controlled clinical trials (RCTs), quasi-experimental study intervention. Results: Eight studies published in English between 2009 and 2019 were included in this review. The key components of the health behavior promotion program applied to the DM patients were perceived susceptibility, perceived severity, perceived benefits, perceived barriers and self-efficacy. The intervention based on these components has reported to significantly increase the health behavior change, likelihood of taking health action and improve physiological indicators (HbA1c, and fasting blood sugar etc.). Conclusion: This study highlighted the importance of intervention programs based on the HBM for DM patients.

A Study on the Methodology of Acupuncture Clinical Trial on the Postmenopausal and Perimenopausal Hot Flashes (갱년기 안면홍조에 대한 침 임상시험 방법론 연구)

  • Roh, Jin-Ju;Kim, Dong-Il
    • The Journal of Korean Obstetrics and Gynecology
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    • v.21 no.4
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    • pp.193-206
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    • 2008
  • Purpose: In spite of many arguments on the result of WHI (Women's Health Initiative) study, no one can deny the necessity for researches on the alternative treatment to HRT (hormone replacement therapy). In this study, the author wanted to investigate the method of precedent acupuncture RCTs (randomized controlled trials) to make out the appropriate acupuncture study design on postmenopausal and perimenopausal hot flashes in Korea. Methods: Precedent studies were investigated using Pubmed search and key-words "acupuncture and hot flash", "acupuncture and menopause", "acupuncture and vasomotor", limited to RCT, from 2000 to 2008 April. Results: As a result. 10 studies were searched. In the hereafter studies, multi-center clinical trials which consist of population group of postmenopausal and perimenopausal women that would be pre-stratified and more than 50 patients per treatment arm seem adequate. Sham control study can make out the proper consequence because many people are get used to acupuncture in Korea. Flexible choice of acupoints addressed an individual's symptoms using standardized algorithm is recommended. Treatment consist of 4 weeks' observation, 11 acupuncture sessions during 7 weeks, follow-up of 3 months or more after treatment and hot flash score as a primary outcome measure seem appropriate. After all, higher level of description according to global standard must be obtained in the study report and publishing. Conclusion: The researchers should develope the methodology of acupuncture clinical trial on the postmenopausal and perimenopausal hot flashes.

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Review of Traditional Chinese Medicine Studies on The Effect of Pediatirc Tuina Massage Concomitant Treatment on Children's Epilepsy (소아 뇌전증 (전간(癲癎))에 소아 추나 동시 치료가 미치는 영향에 대한 중의학 연구 고찰)

  • Park, Jem Ma
    • The Journal of Pediatrics of Korean Medicine
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    • v.35 no.4
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    • pp.112-124
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    • 2021
  • Objectives The aim of this study is to examine the effects of Pediatric Tuina Massage (PTM) as a treatment of Chlidren's Epilepsy (CE) and to seek guidance for future follow-up studies and the use of Pediatric Tuina Massage (PTM) in clinical setting. Methods The articles were obtained from the China National Knowledge Infrastructure (CNKI) from 2000 to 2021 by key words 'epilepsy', '癲癎', '癲癎病', 'infantile spasm', '婴幼儿痉挛', '小儿发作', '婴幼儿痉挛' and '推拿', '按摩', 'Tuina', 'Chuna', 'massage' in cross combination way. Results Seven articles were selected and analyzed by authors, years published, characteristics, diagnostic criteria, treatment methods and contents, treatment periods, evaluation criteria and research results. Also, stability and side effects were reviewed, and the qualities of the randomized controlled trials (RCT) were evaluated according to Risks of Bias 2 (RoB 2). All studies using Pediatric Tuina Massage (PTM) treatment have achieved effective therapeutic results for treating Children's epilepsy (CE). Conclusion Pediatric Tuina Massage (PTM) is economical, safe without side effects and non-invasive, but still produce a good effect. Also, it is a good treatment option for children who feels anxious of ordinary Korean Medical treatment such as acupuncture, moxa, herbal medicine, which also results in good compliance with the treatment. In addition, it is possible to enhance therapeutic effect by combining it with pharmacological therapies in treating children's epilepsy (CE). Therefore, Pediatric Tuina Massage (PTM) provides an essential clinical basis in guiding further studies for the treatment of CE.

A Study on the Hypoglycemic Effect and Safety of Combined-Therapy of Baekhogainsam-tang and Hypoglycemic Agent for Type 2 Diabetes Mellitus Patients without Complications: A Systematic Review and Meta-Analysis (합병증을 동반하지 않은 2형 당뇨병 환자에 대한 백호가인삼탕과 혈당강하제 병행치료의 혈당 강하 효과 및 안전성 연구 : 체계적 문헌 고찰과 메타분석)

  • Shin, Jae-ik;Baek, Ji-soo;Shin, Seon-mi;Cho, Chung-sik
    • The Journal of Internal Korean Medicine
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    • v.42 no.4
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    • pp.672-686
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    • 2021
  • Objectives: The purpose of this study is to assess the efficacy and safety of Baekhogainsam-tang for type 2 diabetes without complications by systemic review and meta-analysis of randomized controlled trials (RCTs). Methods: For a systematic review and meta-analysis, we set a key question in accordance with PICOT-SD. We searched the following up to March 31. 2021: PubMed, EMBASE, The Cochrane Library, CNKI, CiNii, KISS, KMBASE, OASIS, and ScienceON. A meta-analysis was conducted by synthesizing the results, including fasting plasma glucose level, postprandial 2-hour plasma glucose level, and Glycated Hemoglobin (HbA1c). Results: A total of five trials are included in this systemic review. The treatment group (Baekhogainsam-tang plus conventional treatment) showed more statistically significant effect than did the control group (conventional treatment only) in fasting plasma glucose level, postprandial 2-hour plasma glucose level, and glycated hemoglobin (HbA1c). Conclusions: Baekhogainsam-tang showed statistically significant effects in hypoglycemic effect and in improving insulin resistance. However, the number of studies included in the meta-analysis was insufficient, and the BIT used in the included studies was not standardized. This topic requires further attention and more clinical research.