• 제목/요약/키워드: Multicenter

검색결과 341건 처리시간 0.022초

Multicenter Evaluation of Patients with Cutaneous Malignant Melanoma in Turkey: MELAS Study

  • Uysal-Sonmez, Ozlem;Tanriverdi, Ozgur;Esbah, Onur;Uyeturk, Ummugul;Helvaci, Kaan;Bal, Oznur;Yalcintas-Arslan, Ulku;Budakoglu, Burcin;Oksuzoglu, Berna
    • Asian Pacific Journal of Cancer Prevention
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    • 제14권1호
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    • pp.533-537
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    • 2013
  • Background: Malignant melanoma is a cancer that demonstrates rapid progression and atypical clinically features with a poor prognosis. Aim: This study was performed to determine the clinical characteristics and treatment outcomes of patients with malignant melanoma in Turkey. Methods: The medical records of 98 patients between 2007-2012 at our centers were retrieved from the patient registry. Overall survival (OS) was calculated using the Kaplan-Meier method. Results: In our study, with the median follow-up of all patients with cutaneous MM of 46.3 months, the median OS rate of all cases was 43.6 months and 5-year OS was 48.6%. However, five-year OS rates of patients with localized disease (stage I-II) and node involvement (stage III) were 60.3% and 39.6%, respectively. The median OS of stage IV patients was 8.7 months and 1-year OS rate was 26.2%. We showed that advanced stage, male gender, and advanced age in all patients with MM were significant prognostic factors of OS. Conclusions: Compared with the results of current studies from Western countries, we found similar findings concerning demographical features, histological variables and survival analyses for our patients with cutaneous MM in Turkey.

Factors Associated with Discontinuation of Complementary and Alternative Medicine among Korean Cancer Patients

  • Kim, So Young;Kim, Kyung Sook;Park, Jong Hyock;Shin, Ji-Yeon;Kim, Sung Kyeong;Park, Jae Hyun;Park, Eun Cheol;Seo, Hong Gwan
    • Asian Pacific Journal of Cancer Prevention
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    • 제14권1호
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    • pp.225-230
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    • 2013
  • Objectives: The purpose of this study was to determine patient characteristics and other factors associated with discontinuation of complementary and alternative medicine (CAM) among cancer patients in Korea. Methods: A national, multicenter, cross-sectional survey of cancer patients was performed in which 674 of 2,661 patients were analyzed for their use of CAM after cancer diagnosis. Multiple logistic regression was used to identify the factors related to CAM discontinuation. Results: Among the surveyed cancer patients, 25.3% (674 of 2,661) had used CAM, whereas 38.3% (258 of 674) of those with CAM experience had discontinued CAM therapy. The most frequently used form of CAM was herbs (43.5%). The major reasons for the discontinuation of CAM included absence of effects (23.9%), financial burden (22.9%), and physician opposition (13.7%). Other factors associated with the discontinuation of CAM included metastatic cancer (OR = 2.06), a long duration of cancer treatment (OR = 3.34), dissatisfaction (OR = 4.34), and side effects (OR = 4.23) of CAM therapy. Conclusions: For cancer patients to correctly employ CAM therapy, increase their satisfaction, and reduce their side effects, efforts should be made to analyze the cost effectiveness of CAM, and valid information must be provided to physicians and cancer patients.

A Multicenter Matched Case Control Study of Breast Cancer Risk Factors among Women in Karachi, Pakistan

  • Shamsi, Uzma;Khan, Shaista;Usman, Sheheryar;Soomro, Saleem;Azam, Iqbal
    • Asian Pacific Journal of Cancer Prevention
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    • 제14권1호
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    • pp.183-188
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    • 2013
  • Background: Breast cancer (BC), the most common female cancer in Pakistan, is associated with a very high mortality. However, the roles of individual risk factors for BC among Pakistani women are still controversial. To assess potential risk factors for BC, a matched case-control study was conducted in two tertiary care hospitals of Karachi, Pakistan. Materials and Methods: The study population included 297 pathologically confirmed incident cases of BC patients diagnosed between January 2009 and December 2010. 586 controls without any history of BC were matched on hospital and ${\pm}5$ years of ages. Results: Positive family history of BC (MOR=1.72; 95%CI: 1.10, 2.80 for first degree vs. none), single marital status (MOR=1.55; 95%CI: 1.10, 2.39 for single/divorced/widowed women vs. married women), older age at menopause (MOR=3.92; 95%CI: 2.52, 6.18 for menopausal women aged below 45 years, MOR=6.42; 95%CI: 3.47, 11.98 for menopausal women above 45 years of age compared with premenopausal women) conferred an increased risk of BC for women. Increasing parity decreased the risk of BC (MOR=0.90; 95%CI: 0.85, 0.97 for each live birth). Intake of Vitamin D supplements (MOR=0.30; 95%CI: 0.12, 0.81 for ${\leq}3$ years and MOR=0.27; 95%CI: 0.13, 0.56 for >3 years) was protective compared to non-users of Vitamin D. Conclusions: This study confirmed only few of the recognized risk factors in Pakistani women. The protective effect of Vitamin D is important from public health perspective and needs to be further explored through a randomized controlled trial.

The Association of Circumcision and Prostate Cancer: A Meta-Analysis

  • Li, Yu-dan;Teng, Yang;Dai, Yu;Ding, Hui
    • Asian Pacific Journal of Cancer Prevention
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    • 제17권8호
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    • pp.3823-3827
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    • 2016
  • Background: To investigate the association circumcision with prostate cancer. Materials and Methods: We searched PubMed, EMBASE, the Cochrane Library, and Chinese biomedicine literature database up to August 2015. All case-control studies were identified in which investigated the association circumcision with prostate cancer. Three authors independently assessed study quality and extracted data. All data were analyzed using RevMan 5.3 and STATA version 11.0. Results: Six case-control studies met the inclusion criteria. The pooled meta-analysis showed that there was a lower incidence of circumcision in prostate cancer patients compared with control (OR=0.90, 95% confidence interval [CI] 0.82-0.98, P=0.01). The results of meta-analysis also showed that no significant difference was found between circumcision and less aggressive prostate cancer (OR=0.93, 95% CI 0.83-1.04, P=0.19); however, there was a lower incidence of circumcision in more aggressive prostate cancer compared with control (OR =0.84, 95% CI 0.72-0.97, P=0.02). The Egger's results did not show any evidence of publication bias(P=0.798). Conclusions: In summary, within the limits of available data, male with circumcision appears to have a lower incidence of prostate cancer. In the future, high-quality multicenter studies are needed to thoroughly verify the outcome.

Outcome of complete acellular dermal matrix wrap with polyurethane implant in immediate prepectoral breast reconstruction

  • Naemonitou, Foteini;Mylvaganam, Senthurun;Salem, Fathi;Vidya, Raghavan
    • Archives of Plastic Surgery
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    • 제47권6호
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    • pp.567-573
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    • 2020
  • Background Polyurethane implants have been used on and off in breast reconstruction since 1991 while prepectoral breast reconstruction has gained popularity in recent times. In this study, we present our outcomes from the use of acellular dermal matrix (ADM) complete wrap with polyurethane implants in prepectoral breast reconstruction. Methods This is a retrospective review of prospectively maintained database from 41 patients receiving complete ADM wrap with prepectoral polyurethane implants over a 3-year period. Selection criteria were adapted from a previous study (4135 Trust Clinical Audit Database) evaluating prepectoral reconstruction with Braxon matrices. Patient demographics, operative data, surgical complications, and outcomes were collected and analyzed. Results A total of 52 implant reconstructions were performed in 41 patients with a mean follow-up of 14.3 months (range, 6-36 months). The overall reported complication rates including early (less than 6 weeks) and late complications. Early complications included two patients (4.9%) with wound dehiscence. One of which had an implant loss that was salvageable. Another patient (2%) developed red-breast syndrome and two women (4.9%) developed with seroma treated conservatively. Late complications included one patient (2%) with grade II capsular contraction, 12 patients with grade I-II rippling and two patients (4.9%) with grade III rippling. Conclusions We present our experience of prepectoral polyurethane implant using complete ADM wrap. This is one of the few papers to report on the outcome of the prepectoral use of polyurethane in immediate implant-based breast reconstruction. Our early observational series show satisfactory outcome and long-term results are warranted by a large multicenter study.

Docetaxel and Cisplatin in First Line Treatment of Patients with Unknown Primary Cancer: A Multicenter Study of the Anatolian Society of Medical Oncology

  • Demirci, Umut;Coskun, Ugur;Karaca, Halit;Dane, Faysal;Ozdemir, Nuriye Yildirim;Ulas, Arife;Baykara, Meltem;Benekli, Mustafa;Ozkan, Metin;Buyukberber, Suleyman
    • Asian Pacific Journal of Cancer Prevention
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    • 제15권4호
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    • pp.1581-1584
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    • 2014
  • Background: The overall prognosis for cancers of unknown primary (CUP) is poor, median overall survival (OS) being 6-12 months. We evaluated our multicentric retrospective experience for CUP administered docetaxel and cisplatin combination therapy. Materials and Methods: A total of 29 patients that were pathologically confirmed subtypes of CUP were included in the study. The combination of docetaxel ($75mg/m^2$, day 1) and cisplatin ($75mg/m^2$, day 1) was performed as a first line regimen every 21 days. Results: The median age was 51 (range: 27-68). Some 17 patients had multimetastatic disease on the inital diagnosis. Histopathological diagnoses were well-moderate differentiated adenocarcinoma (51.7%), undifferentiated carcinoma (27.6%), squamous cell cancer (13.8%), mucoepidermoid carcinoma (3.4%) and neuroendocrine differentiated carcinoma (3.4%). Median number of cycles was 3 (range: 1-6). Objective response rate was 37.9% and clinical benefit was 58.6%. Median progression free survival (PFS) and overall survival (OS) were 6 months (range: 4.3-7.7 months) and 16 months (range: 8.1-30.9 months), respectively. Fourteen patients (60.8%) were treated in a second line setting. There was no treatment related death. Most common toxicities were nausia-vomiting (44.6%) and fatigue (34.7%), serious cases (grade 3/4) suffering nausia-vomiting (10.3%), neutropenia (13.8%) and febrile neutropenia (n=1). Conclusion: The combination of cisplatin and docetaxel is an effective regimen for selected patients with CUP.

체질의학임상연구자들의 임상연구 윤리에 대한 인식 및 태도 조사 (A Study on Constitutional Medicine Researchers' View and Attitude Concerning Human Research Ethics)

  • 권지혜;유종향;김윤영;김호석;이시우
    • 사상체질의학회지
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    • 제23권4호
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    • pp.514-525
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    • 2011
  • 1. Objectives This study aims to find out identify the recognition and attitude about the research ethic among Constitutional medicine researchers. 2. Methods This survey was conducted to the 37 researchers who were currently participating in Korea Constitution Multicenter Study guided by Korea institute of Oriental medicine(KIOM). The survey consist of 4 parts that level of acknowledgment about the systems and laws on clinical research ethic, clinical research experiences and education, the level of acknowledgment about Institutional Review Board(IRB) and the recognition about overall research ethic. 3. Results Thirty one questionnaires were collected. Most researchers had low level of acknowledgment about the guidelines of basic research ethic. It was proved that more than 65% of the respondents have never received education for clinical research ethic. Moreover, 70% of them felt the need for education of clinical research ethic. In addition, most of the respondents recognized the fact that IRB is responsible for ethically implementing clinical research. 39% of the researchers thought that they themselves have a firm ethical viewpoint, while the rest of the group showed somewhat difficulty on their own ethical implementation of clinical research. 4. Conclusions Most of researcher had partial awareness of regulations and laws on clinical research ethic. And Educational needs of research ethic was high. Therefore education and Public Relations need to be done to extend research ethic. Moreover, standardized course of education on research ethic should be developed and activated.

일개 응급센터에서 급속가압수액주입기의 사용경험 (Clinical Experience with using a Rapid Infuse at an Urban Emergency Department)

  • 홍종근;송형곤
    • Journal of Trauma and Injury
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    • 제19권1호
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    • pp.41-46
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    • 2006
  • Purpose: Hypovolemia is not uncommon among trauma patients in the emergency department (ED). Successful resuscitation of a hypovolemic patient often requires rapid intravenous administration of massive amounts of fluid. A rapid fluid infuser is used in the ED for this purpose, there have been no studies of their clinical uses and effectiveness. We studied clinical experience with a rapid fluid infuser at an urban university hospital in Seoul, Korea. Methods: We reviewed the medical records of 38 patients admitted to the ED with a history of application of a rapid fluid infuser from January 2004 to July 2005. Adult trauma patients older than 15 years of age were included in this study. Clinical data on the patients and the volume of fluid used to achieve a stable blood pressure were extracted from their medical records. Results: The total number of adult trauma patients with a history of application of a rapid fluid infuser from January 2004 to July 2005 in the ED was 16. The mean systolic blood pressure for deciding to apply the rapid fluid infuser was $74.9{\pm}12.7mmHg$. The mean time and volume used to achieve a stable blood pressure were 40.4 min and$2947.3{\pm}1339.2ml$, respectively. In all patients, the amount of fluid infused before using the rapid fluid infuser was between 500 ml and 10,000 ml, compared to 1,000 ml and 6,200 ml with the rapid fluid infuser. The mean amount of fluid per min. via the rapid fluid infuser was 85.5 ml. Vital signs were stabilized in 11 patients, 6 of the 11 were discharged alive. Conclusion: The mean amount of fluid delivered per min. via the rapid fluid infuser was much less than expected; thus, there should be clinical guidelines on volume resuscitation with a rapid fluid infuser in the ED. In the future, prospective, multicenter, clinical-data collection is needed for a more sophisticated study.

중환자실 퇴원 환자의 불안, 우울, 외상 후 스트레스 장애 유병률 및 위험요인 (Prevalence and Risk Factors of Anxiety, Depression, and Post-Traumatic Stress Disorder in Critical Care Survivors)

  • 강지연;안금주
    • 중환자간호학회지
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    • 제13권3호
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    • pp.62-74
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    • 2020
  • Purpose : This study aimed to investigate the prevalence and risk factors of mental health problems in patients discharged from the intensive care unit (ICU). Methods : This was a secondary analysis study using data from a multicenter prospective cohort of post-ICU patients. We analyzed data of 311 patients enrolled in the primary cohort study who responded to the mental health questionnaire three months after the discharge. Anxiety and depression were measured on the Hospital Anxiety-Depression Scale, and post-traumatic stress disorder (PTSD) was measured on the Posttraumatic Diagnostic Scale. Results : The prevalence of anxiety, depression, and PTSD in patients at three months after ICU discharge were 25.7%, 17.4%, and 18.0%, respectively, and 7.7% of them experienced all three problems. Unemployment (OR=1.99, p=.033) and unplanned ICU admission (OR=2.28, p=.017) were risk factors for depression, while women gender (OR=2.34, p=.009), comorbid diseases (OR=2.88, p=.004), non-surgical ICUs (trauma ICU: OR=7.31, p=.002, medical ICU: OR=3.72, p=.007, neurological ICU: OR=2.95, p=.019) and delirium (OR=2.89, p=.009) were risk factors for PTSD. Conclusion : ICU nurses should proactively monitor risk factors for post-ICU mental health problems. In particular, guidelines on the detection and management of delirium in critically ill patients should be observed.

외상 후 스트레스 장애 환자에서 성별에 따른 증상 차이 (Gender Differences in Symptoms of Posttraumatic Stress Disorder)

  • 김유라;우영섭;고효진;정영은;서호준;채정호
    • 대한불안의학회지
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    • 제4권2호
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    • pp.121-126
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    • 2008
  • PTSD 환자들에서 성별에 따른 증상의 차이를 보기 위한 본 다기관 연구에서, 여성은 남성에 비해 재경험, 회피 항목에서 높은 빈도와 심각도를 보였다. 즉 과도한 기억과 각성, 만성적인 회피로 이어지는 PTSD 발생 과정에서 남, 녀간 차이가 있을 수 있다는 것을 시사하며, 앞으로 이를 확인하기 위한 연구가 더욱 필요할 것이다.

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