نتایج جستجو برای: positive predictive value ppv

تعداد نتایج: 1420372  

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2014
Maaike G Dijkstra Dirk van Niekerk Dorien C Rijkaart Folkert J van Kemenade Daniëlle A M Heideman Peter J F Snijders Chris J L M Meijer Johannes Berkhof

BACKGROUND High-risk human papillomavirus (hrHPV) testing has higher sensitivity but lower specificity than cytology for cervical (pre)-cancerous lesions. Therefore, triage of hrHPV-positive women is needed in cervical cancer screening. METHODS A cohort of 1,100 hrHPV-positive women, from a population-based screening trial (POBASCAM: n = 44,938; 29-61 years), was used to evaluate 10 triage st...

Journal: :international journal of reproductive biomedicine 0
tajossadat allameh fereshteh mohammadizadeh

background: according to age, history and physical examination findings, there are different diagnoses including anatomic lesions for abnormal uterine bleeding (aub). in these conditions, hysteroscopy can be performed as a diagnostic and therapeutic procedure. objective: the aim of this study was defining the diagnostic value of hysteroscopy in evaluating uterine cavity in patients with aub com...

2013
Itsuko Asada-Hirayama Shinya Kodashima Mitsuhiro Fujishiro Satoshi Ono Keiko Niimi Satoshi Mochizuki Maki Konno-Shimizu Rie Mikami-Matsuda Chihiro Minatsuki Chiemi Nakayama Yu Takahashi Nobutake Yamamichi Kazuhiko Koike

Aim. Little is known about the usefulness of narrow band imaging (NBI) for surveillance of patients after chemoradiotherapy for esophageal neoplasia. Its usefulness in detecting esophageal squamous cell carcinoma (SCC) or high-grade intraepithelial neoplasia (HGIN) in these patients was retrospectively compared to Lugol chromoendoscopy. Patients and Methods. We assessed the diagnostic ability o...

2017
Rajesh Swarnakar Bhavesh Vaghani

ABBREVIATIONS: ADA: Adenosine Deaminase; AFB: Acid Fast Bacilli; ALP: Alkaline Phosphatase; CPB: Closed Pleural Biopsy; CT: Computerized Tomography; HAI: Hospital Acquired Infection; HIV: Human Immunodeficiency Virus; LDH: Lactate Dehydrogenase; MM: Malignant Mesothelioma; NPV: Negative Predictive Value; PPV: Positive Predictive Value; SGOT: Serum Glutamic Oxaloacetate Transaminase; SGPT: Serum...

2009
Amir Hossein Boghratian Majid Chalian Hamid Chalian Yaser Ghavami

Background: Regarding the diagnostic errors of the classic criteria including serum ascites albumin gradient (SAAG), total protein concentration and the adapted Light et al’s criteria in distinguishing transudate versus exudates, we evaluated the ascitic fluid to serum bilirubin ratio as a new criteria in this regard. We also evaluated whether the combination of bilirubin ratio with each of the...

Journal: :Journal of Crohn's & colitis 2012
Fernando Fernández-Bañares Montserrat Alsina Inés Modolell Xavier Andújar Marta Piqueras Roger García-Puig Benjamín Martín Mercé Rosinach Antonio Salas Josep Maria Viver Maria Esteve

BACKGROUND It has been suggested that high titres of tTG are associated with elevated positive predictive values (PPV) for celiac disease. However, the PPV of a strongly positive tTG will depend on the celiac disease prevalence in the different risk groups of the disease AIMS To assess the PPV of a strongly positive tTG for celiac disease. In addition, to calculate the post-test probability f...

Journal: :iranian journal of radiology 0
arash mahdavi faculty of medicine, shahid beheshti university of medical sciences, tehran, iran ali mohammadzadeh rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, iran golsa joodi faculty of medicine, tehran university of medical sciences, tehran, iran mohammad reza tabatabaei faculty of medicine, tehran university of medical sciences, tehran, iran farhad sheikholeslami endocrine research center, research institute for endocrine sciences, shahid beheshti university of medical sciences, tehran, iran marzieh motevalli rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, iran; rajaie cardiovascular medical and research center, iran university of medical sciences, tehran, iran. tel: +98-2122042026, fax: +98-21-22042026

conclusion our results indicate that dsct coronary angiography provides high diagnostic accuracy for the evaluation of cad patients during daily routine practice of a referral cardiovascular setting. background there are numerous studies that address the diagnostic value of dual-source computed tomography (dsct) as an alternative to conventional coronary angiography (cca). however, the benefit ...

Journal: :The British journal of general practice : the journal of the Royal College of General Practitioners 2003
Rudi Bruyninckx Frank Buntinx Bert Aertgeerts Viviane Van Casteren

BACKGROUND The diagnostic value and the impact of some signs and symptoms in most diseases in primary care have only been studied incompletely. AIM To assess the diagnostic value of macroscopic haematuria for the idagnosis of urological cancer (bladder, kidney) in a general practice setting, as well the influence of age, sex, and some additional signs and symptoms. DESIGN OF STUDY Diagnosti...

Journal: :Computer methods and programs in biomedicine 2011
Jessica Lin Jacquelyn D. Parente J. Geoffrey Chase Geoffrey M. Shaw Amy J. Blakemore Aaron J. Le Compte Christopher G. Pretty Normy N. Razak Dominic S. Lee Christopher E. Hann Sheng-Hui Wang

Sepsis occurs frequently in the intensive care unit (ICU) and is a leading cause of admission, mortality, and cost. Treatment guidelines recommend early intervention, however positive blood culture results may take up to 48 h. Insulin sensitivity (S(I)) is known to decrease with worsening condition and could thus be used to aid diagnosis. Some glycemic control protocols are able to accurately i...

Journal: :Evidence-based complementary and alternative medicine : eCAM 2016
Gang Liu Yingying Su Yifei Liu Mengdi Jiang Yan Zhang Yunzhou Zhang Daiquan Gao

Objective. To test the value of quantifiable electrical stimuli as a reliable method to assess electroencephalogram reactivity (EEG-R) for the early prognostication of outcome in comatose patients. Methods. EEG was recorded in consecutive adults in coma after cardiopulmonary resuscitation (CPR) or stroke. EEG-R to standard electrical stimuli was tested. Each patient received a 3-month follow-up...

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