• 제목/요약/키워드: randomized clinical trials

검색결과 983건 처리시간 0.025초

반복 경두개자기자극술의 우울증 치료효과 및 최신동향에 대한 고찰 (Clinical Efficacy of Repetitive Transcranial Magnetic Stimulation for Treatment of Depression and Latest Trends in TMS Techniques)

  • 김신태;김혜원;김세주;강지인
    • 생물정신의학
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    • 제24권3호
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    • pp.95-109
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    • 2017
  • 본 종설에서는 우울증에서의 rTMS 임상연구를 임상특성과 TMS 적용방법을 고려하여 체계적으로 고찰하였으며 새로운 TMS 치료기법에 대해 살펴보았다. rTMS는 항우울제에 반응이 적은 단극성 우울증 환자의 치료에 병용 혹은 단독요법으로 사용될 수 있는 안전하고 비침습적인 뇌조절술이다. rTMS는 고빈도 좌측 DLPFC, 저빈도 우측 DLPFC, 그리고 양측성 DLPFC 적용방법이 비슷한 수준으로 허위자극에 비해 유의하게 항우울효과를 가지고 있다. 그러나 치료저항성 단극성 우울증에 대한 항우울효과 크기는 작았다. 또한 정신병적 증상이 동반된 우울증의 치료와 양극성 장애의 우울삽화에 대해서는 치료효과가 불분명하다. 기존 rTMS의 항우울효과 크기는 작은 정도로 그 효과를 증진시키기 위해 고용량의 자극, 보다 깊이 자극할 수 있는 코일을 이용한 rTMS 치료, 표적영역에 보다 정확하게 코일을 위치시키는 신경항법 등을 이용한 TMS 적용 등의 새로운 시도들이 진행되고 있다. 또한 세타돌발자극과 자기경련치료와 같은 새로운 치료기법을 이용한 시도가 우울증 치료의 새로운 장을 열고 있다. 비록 현재까지 rTMS의 항우울효과가 만족할 만한 수준은 아니지만 임상양상을 세분화한 치료적용과 개선된 치료기법의 적용 등을 통해 더 많은 후속 연구가 이루어질 필요가 있다. 또한 여러 형태의 TMS 기법에 대해 잘 설계된 허위자극에 대한 통제연구뿐만 아니라 서로의 비교연구를 통해 우울증 치료에서의 근거수준을 높일 수 있을 것으로 기대한다.

임신과 갑상선 기능의 평가 (Evaluation of Pregnancy and Thyroid Function)

  • 박창은
    • 대한임상검사과학회지
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    • 제50권1호
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    • pp.1-10
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    • 2018
  • 갑상선의 기능적 발달 이전인 임신초기에 갑상선자극호르몬은 갑상선 장애 및 임신 동안 매우 민감한 지표이다. 임신동안 정상수준은 감소 변화를 보이는 것은 모체로부터 태아가 받는 갑상선호르몬의 영향이다. 갑상선자극호르몬과 유리 티록신의 농도는 임신동안 및 검사실간에 다양하게 보고된다. 갑상선자극호르몬의 참고치는 비임신군에 비하면 상한값과 하한값의 참고범위의 감소가 임신동안 보인다. 각 실험실은 임신 중에 다른 결과를 산출하는 호르몬 분석법과 일부 자체 기준에 맞는 혈중 농도를 산출한다. 따라서, 혈청 유리 티록신 분석에 사용되는 자동화 된 면역 분석법은 여전히 널리 사용되고 있지만 고려할 사항이 있다. 집단 기준, 삼분위 기간별 특이적 참고범위 사용은 문제해결의 최상의 방법이다. 임신 7~12주에 발생하는 호르몬의 하향은 7주 이전에는 보이지 않아 참고범위의 개별적 정량적으로 상승 및 하강을 보여준다. 본 연구에서는 집단별과 임신 특이적 갑상선 매개 변수의 참조범위에 대한 산출 중요성을 강조한다. 정밀의학 의 도래에 있어서 많은 개체의 유전적, 생물학적, 심리사회학적, 환경적 변수를 수집하고 분석이 필요하다. 이러한 논쟁을 해결하기 위해서는 다량의 전향적인 무작위 통제 연구가 필요하다.

Early gonadotropin-releasing hormone antagonist start improves follicular synchronization and pregnancy outcome as compared to the conventional antagonist protocol

  • Park, Chan Woo;Hwang, Yu Im;Koo, Hwa Seon;Kang, Inn Soo;Yang, Kwang Moon;Song, In Ok
    • Clinical and Experimental Reproductive Medicine
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    • 제41권4호
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    • pp.158-164
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    • 2014
  • Objective: To assess whether an early GnRH antagonist start leads to better follicular synchronization and an improved clinical pregnancy rate (CPR). Methods: A retrospective cohort study. A total of 218 infertile women who underwent IVF between January 2011 and February 2013. The initial cohort (Cohort I) that underwent IVF between January 2011 and March 2012 included a total of 68 attempted IVF cycles. Thirty-four cycles were treated with the conventional GnRH antagonist protocol, and 34 cycles with an early GnRH antagonist start protocol. The second cohort (Cohort II) that underwent IVF between June 2012 and February 2013 included a total of 150 embryo-transfer (ET) cycles. Forty-three cycles were treated with the conventional GnRH antagonist protocol, 34 cycles with the modified early GnRH antagonist start protocol using highly purified human menopause gonadotropin and an addition of GnRH agonist to the luteal phase support, and 73 cycles with the GnRH agonist long protocol. Results: The analysis of Cohort I showed that the number of mature oocytes retrieved was significantly higher in the early GnRH antagonist start cycles than in the conventional antagonist cycles (11.9 vs. 8.2, p=0.04). The analysis of Cohort II revealed higher but non-significant CPR/ET in the modified early GnRH antagonist start cycles (41.2%) than in the conventional antagonist cycles (30.2%), which was comparable to that of the GnRH agonist long protocol cycles (39.7%). Conclusion: The modified early antagonist start protocol may improve the mature oocyte yield, possibly via enhanced follicular synchronization, while resulting in superior CPR as compared to the conventional antagonist protocol, which needs to be studied further in prospective randomized controlled trials.

Systematic Review of Hominis Placenta Pharmacopuncture in English and Korean Literature

  • Ryoo, Dek-Woo;Kim, Hong-Guk;Kim, Sung-Jin;Baek, Seung-Won;Jeong, Seong-Mok;Yoon, Jin-Young;Lee, Chang-Hee;Goo, Bon-Hyuk;Kim, Min-Jeong;Park, Yeon-Cheol;Baek, Yong-Hyeon;Nam, Sang-Soo;Seo, Byung-Kwan
    • Journal of Acupuncture Research
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    • 제34권4호
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    • pp.153-158
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    • 2017
  • Background: Hominis placenta (HP) is used in Korean medicine to tonify qi and blood, and enrich yin and tonify yang. HP has been reported to have therapeutic effects. Methods: A survey of international and Korean electronic databases was conducted using the search terms "hominis placenta pharmacopuncture" and "hominis placenta extract". The search was limited to material published up to May 31, 2017. Results: A total of 83 studies were included in this systematic review: 50 were clinical studies, 25 were basic studies, and 8 were other types of study. Among clinical studies, the most frequently treated disease groups were musculoskeletal diseases and nervous system diseases. In vitro studies were conducted mainly on anti-inflammatory, analgesic, and anti-cell necrosis models. Most of the in vivo studies were performed in rheumatoid arthritis or diabetic complications models. Conclusion: HP pharmacopuncture has effects in the treatment of various diseases. Further large-scale randomized controlled trials are needed to improve the level of evidence for HP pharmacopuncture. It would be helpful if future in vitro and in vivo studies could identify the mechanism of action of HP pharmacopuncture.

Aromatase Inhibition and Capecitabine Combination as 1st or 2nd Line Treatment for Metastatic Breast Cancer - a Retrospective Analysis

  • Shankar, Abhishek;Roy, Shubham;Rath, Goura Kishor;Julka, Pramod Kumar;Kamal, Vineet Kumar;Malik, Abhidha;Patil, Jaineet;Jeyaraj, Pamela Alice;Mahajan, Manmohan K
    • Asian Pacific Journal of Cancer Prevention
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    • 제16권15호
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    • pp.6359-6364
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    • 2015
  • Background: Preclinical studies have shown that the combination of an aromatase inhibitor (AI) and capecitabine in estrogen receptor (ER)- positive cell lines enhance antitumor efficacy. This retrospective analysis of a group of patients with metastatic breast cancer (MBC) evaluated the efficacy and safety of combined AI with capecitabine. Materials and Methods: Patients with hormone receptor-positive metastatic breast cancer treated between 1st January 2005 and 31st December 2010 with a combination of capecitabine and AI were evaluated and outcomes were compared with those of women treated with capecitabine in conventional dose or AI as a monotherapy. Results: Of 72 patients evaluated, 31 received the combination treatment, 22 AI and 19 capecitabine. The combination was used in 20 patients as first-line and 11 as second-line treatment. Mean age was 46.2 years with a range of 28-72 years. At the time of progression, 97% had a performance status of <2 and 55% had visceral disease. No significant difference was observed between the three groups according to clinical and pathological features. Mean follow up was 38 months with a range of 16-66 months. The median PFS of first-line treatment was significantly better for the combination (PFS 21 months vs 8.0 months for capecitabine and 15.0 months for AI). For second-line treatment, the PFS was longer in the combination compared with capecitabine and Al groups (18 months vs. 5.0 months vs. 11.0 months, respectively). Median 2 year and 5 year survival did not show any significant differences among combination and monotherapy groups. The most common adverse events for the combination group were grade 1 and 2 hand-for syndrome (69%), grade 1 fatigue (64%) and grade 1 diarrhoea (29%). Three grade 3 hand-foot syndrome events were reported. Conclusions: Combination treatment with capecitabine and AI used as a first line or second line treatment was safe with much lowered toxicity. Prospective randomized clinical trials should evaluate the use of combination therapy in advanced breast cancer to confirm these findings.

Effect of luteal phase support with vaginal progesterone on pregnancy outcomes in natural frozen embryo transfer cycles: A meta-analysis

  • Seol, Aeran;Shim, Yoo Jin;Kim, Sung Woo;Kim, Seul Ki;Lee, Jung Ryeol;Jee, Byung Chul;Suh, Chang Suk;Kim, Seok Hyun
    • Clinical and Experimental Reproductive Medicine
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    • 제47권2호
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    • pp.147-152
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    • 2020
  • Objective: The purpose of this study was to determine the effect of vaginal progesterone for luteal phase support (LPS) on the clinical pregnancy rate (CPR) in natural frozen embryo transfer (FET) cycles via a meta-analysis. Methods: We performed a meta-analysis of randomized controlled trials (RCTs) and retrospective studies that met our selection criteria. Four online databases (PubMed, Embase, Medline, and the Cochrane Library) were searched between January 2017 and May 2017. Studies were selected according to predefined inclusion criteria and meta-analyzed using R software version 2.14.2. The main outcome measure was CPR. Results: A total of 18 studies were reviewed and assessed for eligibility. One RCT (n = 435) and three retrospective studies (n = 3,033) met the selection criteria. In a meta-analysis of the selected studies, we found no significant difference in the CPR (odds ratio [OR], 0.96; 95% confidence interval [CI], 0.60-1.55) between the vaginal progesterone and control groups. An analysis of the two retrospective cohort studies that reported the live birth rate (LBR) following FET showed a significantly higher LBR in the vaginal progesterone group (OR, 1.72; 95% CI, 1.21-2.46). A subgroup meta-analysis of FET conducted 5 days after injection of human chorionic gonadotropin showed no significant differences between the two groups with regard to the CPR (OR, 1.18; 95% CI, 0.90-1.55) or miscarriage rate (OR, 0.73; 95% CI, 0.36-1.47). Conclusion: The results of this meta-analysis of the currently available literature suggest that LPS with vaginal progesterone in natural FET cycles does not improve the CPR.

고지혈성 급성 췌장염에 대한 대시호탕의 효과 : 체계적 문헌고찰과 메타분석 (The Effect of Dachaihu Decoction for Hyperlipidemic Acute Pancreatitis: A Systematic Review and Meta-Analysis)

  • 김윤정;정유진;박동일
    • 대한한방내과학회지
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    • 제41권3호
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    • pp.306-325
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    • 2020
  • Objectives: The aim of this study is to investigate the effect of a Dachaihu decoction for hyperlipidemic acute pancreatitis (HLAP) by systematic review and meta-analysis of Chinese clinical studies. Methods: China National Knowledge Infrastructure (CNKI) was utilized as the major search engine. The date of the literature search was March 7, 2020. Randomized controlled trials (RCTs) about using a Dachaihu decoction for HLAP were included in this study. Meta-analysis was performed by synthesizing outcome data, including total effective rate, abdomen pain relief time, first bowel movement time, blood amylase recovery time, and triglyceride (TG) levels (mmol/L). The selected literature was assessed using Cochrane's risk of bias (RoB). Results: Twelve of 44 RCTs met the inclusion criteria. Most studies were evaluated with RoB as having unclear risk. The total effective rate of herbal medicine treatment based on the Dachaihu decoction was significantly higher than that of symptomatic supportive treatment in 10 articles (risk ratio=1.15, 95% CI: 1.08 to 1.21, p<0.00001, I2=0%). Herbal medicine treatment based on a Dachaihu decoction was significantly more effective than symptomatic supportive treatment in terms of reducing abdomen pain relief time (in all articles; mean difference=-1.70, 95% CI: -1.91 to -1.41, p<0.00001, I2=45%), first bowel movement time (in 7 articles; mean difference=-1.46, 95% CI: -1.86 to -1.05, p<0.00001, I2=73%), blood amylase recovery time (in 8 articles; mean difference=-1.48, 95% CI: -2.04 to -0.92, p<0.00001, I2=90%), and TG levels (in 8 articles; mean difference=-1.59, 95% CI: -2.28to -0.91, p<0.00001, I2=90%). Only one article reported side effects of treatment among the intervention group and control group, citing pancreatic ulcer and pancreatic pseudocyst formation. Conclusions: This study suggests that herbal medicine treatment based on a Dachaihu decoction could yield higher efficacy for HLAP than symptomatic supportive treatment alone. However, the results might be somewhat biased because of the poor quality and small sample size of the included RCTs. Well-qualified clinical studies are needed to prove the effectiveness of Dachaihu decoction therapy for HLAP.

소아 알레르기 결막염의 한의학적 병인, 변증, 치법 및 한약재 선택에 대한 문헌적 고찰 (A Review of Korean Medical Pathogenesis, Pattern Identification, Treatment Principle and Herbal Medicines for Allergic Conjunctivitis in Pediatric Patients)

  • 김예지;서혜선;박용석;박슬기;이선행;이진용
    • 대한한방소아과학회지
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    • 제35권2호
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    • pp.21-36
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    • 2021
  • Objectives We aimed to understand etiology, pattern differentiation, treatment principle, and the role of selected herbs in the treatment of Korean herbal medicine for allergic conjunctivitis (AC) in children. Methods We searched relevant literature published up to February 20, 2021 through CNKI, using search formula of (SU= '結膜炎'+'conjunctivitis') AND (SU='儿童'+'小儿'+'少儿'+'幼年') AND (SU='治療'+'中医治療'+'中藥'+'中医藥'+'顆粒'+'胶囊'+'自擬'+'湯'+'丸'+'散'+'方'). Results Among 81 searched studies, 9 randomized controlled trials and 1 case report were selected and analyzed. In all studies included, the efficacy of herbal treatment for AC was confirmed, and there was no evidence that herbal medicine treatment has higher risk of developing side effects compared to conventional eye drop treatment. As an etiology, wind (風邪) was observed the most frequently, and Saposhnikoviae Radix (防風) and Schizonepetae Spica (荊芥) were in frequent use to dispel wind (祛風). As visceral pattern identification, spleen (脾) and lung (肺) were two important keywords, and spleen deficiency (脾虛), dampness-heat in the spleen and stomach (脾胃濕熱), lung qi deficiency (肺氣虛) were main pathologic mechanisms. Else, treatments related to liver (肝) and removing dampness-heat (濕熱) were mentioned next. Conclusions This study is significant in that AC in children, which has a lack of research compared to other allergic diseases, has been studied in the contents of Korean medicine and laid foundation that can be used as basic data in the actual clinical field. Based on this study, it is hoped that clinical data of Korean herbal medicine treatment for childhood AC will be further accumulated.

Ki67 Index Is the Most Powerful Factor for Predicting the Recurrence in Atypical Meningioma : Retrospective Analysis of 99 Patients in Two Institutes

  • Lee, Sang Hyuk;Lee, Eun Hee;Sung, Kyoung Su;Kim, Dae Cheol;Kim, Young Zoon;Song, Young Jin
    • Journal of Korean Neurosurgical Society
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    • 제65권4호
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    • pp.558-571
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    • 2022
  • Objective : The primary objective of this study was to identify predicting factors for local control (LC) of atypical meningioma, and we validated them with comparing the predicting factors for recurrence-free survival (RFS). We also examined the rate of LC after surgical resection with or without adjuvant treatment and RFS. Methods : Clinical and radiological records of patients with atypical meningiomas diagnosed at two institutes from January 2000 to December 2018 were reviewed retrospectively. Histopathological features were also reviewed using formalin-fixed paraffin embedded samples from pathological archives. Results : Of the 99 atypical meningiomas eligible for analysis, 36 (36.4%) recurred during the follow-up period (mean, 83.3 months; range, 12-232 months). The rate of 3-year LC and 5-year LC was 80.8% and 74.7%, respectively. The mean time-to-recurrence was 49.4 months (range, 12-150). The mean RFS was 149.3 months (95% confidence interval, 128.8-169.8 months) during the mean follow-up duration of 83.3 months (range, 12-232 months). Multivariate analysis using Cox proportional-hazard regression model showed that the extent of resection (hazard ratio [HR], 4.761; p=0.013), Ki67 index (HR, 8.541; p=0.004), mitotic index (HR, 3.275; p=0.044), and tumor size (HR, 3.228; p=0.041) were independently associated with LC. These factors were also statistically associated with RFS. In terms of radiotherapy after surgical resection, the recurrence was not prevented by immediate radiotherapy because of the strong effect of proliferative index on recurrence. Conclusion : The present study suggests that the extent of resection, proliferative index (according to Ki67 expression) and mitotic index, and tumor size are associated with recurrence of atypical meningiomas. However, our results should be further validated through prospective and randomized clinical trials to overcome the inborn bias of retrospective nature of the study design.

전립선비대증에 대한 열민구(熱敏灸)의 효과에 관한 체계적 문헌 고찰 (A Systematic Review of effect on Heat-sensitive Moxibustion for Benign Prostatic Hyperplasia)

  • 김민석;주홍민;김민화;박선영;윤영주;박성하
    • 대한한의학회지
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    • 제42권3호
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    • pp.153-164
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    • 2021
  • Objectives: The aim of this study is to investigate the effect of Heat-sensitive Moxibustion on Benign Prostatic Hyperplasia Methods: We searched articles from Academic Journals(CAJ) online databases, Oriental Medicine Advanced Searching Integrated System (OASIS), Searching key words were '前列腺增生', '熱敏灸' and '열민구', '전립선비대'. The search range included randomized controlled trials (RCTs). Among the articles published to 2020, 10 articles were found. After review the title, abstract and original, 3 articles were selected finally to rule out treatment combined with completely different treatments. Result: The Heat-sensitive moxibustion at acupoints in the treatment of Benign prostatic hyperplasia were significantly superior to control group after treatment in the symptoms of patients, IPSS, QOL, PVR and Qmax(P<0.05). The Heat-sensitive moxibustion can significantly reduce the incidence of temporary urinary incontinence after Transurethral resection of the prostate(TURP) and improve life quality and satisfaction of patients(P<0.05). The individualized desensitization saturated time and amount of Heat-sensitive moxibustion is superior effective to general amount and time of traditional moxibustion in the total effective rate, IPSS, Ru and Qmax(P<0.01) for Benign prostatic hyperplasia. Conclusion: Heat sensitive moxibustion directly transfer heat to the source of a disease. So it can be considered as a good treatment for Benign prostate hypertrophy. It was also shown a better effect on BPH compared to traditional moxibustion, According to the thermo principles of tumor, if the tumor cell's death temperature of 43℃ is reached, that can cause tumor degeneration. Therefore I think Heat sensitive moxibustion can be applied to various tumor disease. The results of this study could be applied to clinical treatment of BPH. However, additional large-scale clinical researches should be conducted.