The Danish Nonmelanoma Skin Cancer Dermatology Database.

abstract：AIM OF DATABASE:The aim of the Danish Anaesthesia Database (DAD) is the nationwide collection of data on all patients undergoing anesthesia. Collected data are used for quality assurance, quality development, and serve as a basis for research projects. STUDY POPULATION:The DAD was founded in 2004 as a part of Danish C...

journal_title：Clinical epidemiology

authors： Antonsen K,Rosenstock CV,Lundstrøm LH

更新日期：2016-10-25 00:00:00

abstract：BACKGROUND:Validation of definitions used to identify conditions of interest is imperative to epidemiologic studies based on routinely collected data. The objective of the study was thus to estimate positive predictive values (PPVs) of International Classification of Diseases, 10th Revision (ICD-10) codes to identify c...

journal_title：Clinical epidemiology

authors： Munch T,Christensen LB,Adelborg K,Tell GS,Apalset EM,Westerlund A,Lagerros YT,Kahlert J,Xue F,Ehrenstein V

更新日期：2017-08-17 00:00:00

abstract：:Methicillin-resistant Staphylococcus aureus (MRSA) remains one of the most important causes of nosocomial infections worldwide. Since the global spread of MRSA in the 1960s, MRSA strains have evolved with increased pathogenic potential. Notably, some strains are now capable of causing persistent infections not only in...

journal_title：Clinical epidemiology

authors： Chatterjee SS,Otto M

更新日期：2013-07-04 00:00:00

abstract：:[This corrects the article DOI: 10.2147/CLEP.S249903.]. ...

journal_title：Clinical epidemiology

authors：

更新日期：2020-04-29 00:00:00

abstract：Background:Sentinel lymph node biopsy (SLNB) was introduced over 30 years ago, but the application of SLNB in China is unclear. This study aimed to explore the real-world implementation of SLNB among early-stage breast cancer patients in China. Methods:A multi-center, retrospective study was conducted among primary br...

journal_title：Clinical epidemiology

authors： Zhang J,Wang T,Yan C,Huang M,Fan Z,Ling R

更新日期：2020-09-01 00:00:00

abstract：BACKGROUND:Primary hyperparathyroidism (pHPT) is associated with an increased risk of developing breast cancer, but little is known about the underlying factors. The aim of this study was to compare women with a history of pHPT and a reference population in terms of standard factors predictive of prognosis and response...

journal_title：Clinical epidemiology

authors： Norenstedt S,Granath F,Ekbom A,Bergh J,Lambe M,Adolfsson J,Warnberg F,Zedenius J,Nilsson IL

更新日期：2011-03-25 00:00:00

abstract：:The Danish health care system provides partial reimbursement of most prescription medications in Denmark. The dispensation of prescription medications is registered in administrative databases. Each time a prescription is redeemed at a pharmacy, an electronic record is generated with information related to the user, p...

journal_title：Clinical epidemiology

authors： Johannesdottir SA,Horváth-Puhó E,Ehrenstein V,Schmidt M,Pedersen L,Sørensen HT

更新日期：2012-01-01 00:00:00

abstract：BACKGROUND:Comorbidity indices summarize complex medical histories into concise ordinal scales, facilitating stratification and regression in epidemiologic analyses. Low subject prevalence in the highest strata of a comorbidity index often prompts combination of upper categories into a single stratum ('collapsing'). O...

journal_title：Clinical epidemiology

authors： Ahern TP,Bosco JL,Silliman RA,Yood MU,Field TS,Wei F,Lash TL

更新日期：2009-08-09 00:00:00

abstract：BACKGROUND:A number of studies have shown poorer survival among cancer patients with comorbidity. Several mechanisms may underlie this finding. In this review we summarize the current literature on the association between patient comorbidity and cancer prognosis. Prognostic factors examined include tumor biology, diagn...

journal_title：Clinical epidemiology

authors： Søgaard M,Thomsen RW,Bossen KS,Sørensen HT,Nørgaard M

更新日期：2013-11-01 00:00:00

abstract：BACKGROUND:To date there has not been any nationwide age-standardized incidence data reported for prostate cancer in Nigeria. We examined and integrated diverse trends in the age-specific incidence of prostate cancer into a comprehensive trend for Nigeria, and examined how best the existing data could generate a countr...

journal_title：Clinical epidemiology

authors： Ifere GO,Abebe F,Ananaba GA

更新日期：2012-01-01 00:00:00

abstract：Purpose:Substantial heterogeneity exists in reported kidney function decline in pre-dialysis chronic kidney disease (CKD). By design, kidney function decline can be studied in CKD 3-5 cohorts or dialysis-based studies. In the latter, patients are selected based on the fact that they initiated dialysis, possibly leading...

journal_title：Clinical epidemiology

authors： Janmaat CJ,van Diepen M,van Hagen CC,Rotmans JI,Dekker FW,Dekkers OM

更新日期：2018-05-25 00:00:00

abstract：Purpose:This paper aims to compare the clinical effectiveness of oral anti-osteoporosis drugs based on the observed risk of fracture while on treatment in primary care actual practice. Materials and methods:We investigated two primary care records databases covering UK National Health Service (Clinical Practice Resear...

journal_title：Clinical epidemiology

authors： Khalid S,Calderon-Larrañaga S,Hawley S,Ali MS,Judge A,Arden N,van Staa T,Cooper C,Javaid MK,Prieto-Alhambra D

更新日期：2018-10-09 00:00:00

abstract：BACKGROUND:Case-control studies are a common and efficient means of studying rare diseases or illnesses with long latency periods. Matching of cases and controls is frequently employed to control the effects of known potential confounding variables. The analysis of matched data requires specific statistical methods. M...

journal_title：Clinical epidemiology

authors： Niven DJ,Berthiaume LR,Fick GH,Laupland KB

更新日期：2012-01-01 00:00:00

abstract：INTRODUCTION:Smoking is a main risk factor for morbidity and mortality in people living with human immunodeficiency virus (PLHIV), but its potential association with renal impairment remains to be established. METHODS:We did a nationwide population-based cohort study in Danish PLHIV to evaluate the association between...

journal_title：Clinical epidemiology

authors： Ahlström MG,Feldt-Rasmussen B,Legarth R,Kronborg G,Pedersen C,Larsen CS,Gerstoft J,Obel N

更新日期：2015-08-28 00:00:00

abstract：:Introduction: Spontaneous (non-traumatic) subarachnoid hemorrhage (ntSAH) is frequently suspected in the emergency department, but the incidence rate is low. Diagnosis registers can provide valuable data for research in uncommon conditions like ntSAH. Unfortunately, validity vary in the registers. We aimed to assess t...

journal_title：Clinical epidemiology

authors： Sonne A,Andersen JB,Rasmussen LS

更新日期：2019-05-01 00:00:00

abstract：BACKGROUND:Severe infection resulting in sepsis is recognized as a leading cause of morbidity and mortality worldwide. The purpose of this study is to use longitudinal, population-based data to report national-level hospital metrics, providing a current assessment of the status of sepsis hospitalizations in Canadian ch...

journal_title：Clinical epidemiology

authors： Thompson GC,Kissoon N

更新日期：2014-12-05 00:00:00

abstract：Aim:The EPICHRONIC (EPIdemiology of CHRONIC diseases) project investigated the possibility of developing common procedures for French and Spanish electronic health care databases to enable large-scale pharmacoepidemiological studies on chronic diseases. A feasibility study assessed the prevalence of type 2 diabetes mel...

journal_title：Clinical epidemiology

authors： Moulis G,Ibañez B,Palmaro A,Aizpuru F,Millan E,Lapeyre-Mestre M,Sailler L,Cambra K

更新日期：2018-07-27 00:00:00

abstract：OBJECTIVES:Translational epidemiology studies often use archived tumor specimens to evaluate genetic hypotheses involving cancer outcomes. When the exposure of interest is a germline polymorphism, a key concern is whether the genotype assayed from tumor-derived DNA is representative of the germline. We evaluated the co...

journal_title：Clinical epidemiology

authors： Ahern TP,Christensen M,Cronin-Fenton DP,Lunetta KL,Rosenberg CL,Sørensen HT,Lash TL,Hamilton-Dutoit S

更新日期：2010-10-22 00:00:00

abstract：Background and aims:Canada's large geographic area and low population density pose challenges in access to specialized health care for remote and rural residents. We compared health services use, surgical rate, and specialist gastroenterologist care in rural and urban inflammatory bowel disease (IBD) patients in Canada...

journal_title：Clinical epidemiology

authors： Benchimol EI,Kuenzig ME,Bernstein CN,Nguyen GC,Guttmann A,Jones JL,Potter BK,Targownik LE,Catley CA,Nugent ZJ,Tanyingoh D,Mojaverian N,Underwood FE,Siddiq S,Otley AR,Bitton A,Carroll MW,deBruyn JC,Dummer TJ,El-Matar

更新日期：2018-11-08 00:00:00

abstract：PURPOSE:The primary objective of this study is to examine the race-specific associations between statin use and overall mortality, as well as cardiovascular and cancer mortality, among blacks and whites in the Southeastern United States (US). Little is known about these associations in blacks. PATIENTS AND METHODS:The...

journal_title：Clinical epidemiology

authors： Lipworth L,Fazio S,Kabagambe EK,Munro HM,Nwazue VC,Tarone RE,McLaughlin JK,Blot WJ,Sampson UK

更新日期：2013-12-19 00:00:00

abstract：BACKGROUND:Data on the safety of selective serotonin-reuptake inhibitors (SSRIs) in pregnancy are inconsistent. We examined associations between SSRI use during early pregnancy and risk of congenital malformations in infants. METHODS:Set in Northern Denmark, our population-based prevalence study included 216,042 women...

journal_title：Clinical epidemiology

authors： Kornum JB,Nielsen RB,Pedersen L,Mortensen PB,Nørgaard M

更新日期：2010-08-09 00:00:00

abstract：PURPOSE:Rotavirus (RV) is a leading cause of severe gastroenteritis (GE) in children across the world. As there is a lack of epidemiological data for RV gastroenteritis (RVGE) in Saudi Arabia, this hospital-based study was designed to estimate the disease burden of RVGE and assess the prevalent RV types in Saudi childr...

journal_title：Clinical epidemiology

authors： Khalil M,Azhar E,Kao M,Al-Kaiedi N,Alhani H,Al Olayan I,Pawinski R,Gopala K,Kandeil W,Anis S,Van Doorn LJ,DeAntonio R

更新日期：2015-02-11 00:00:00

abstract：:When healthcare professionals have the choice between several drug treatments for their patients, they often experience considerable decision uncertainty because many decisions simply have no single "best" choice. The challenges are manifold and include that guideline recommendations focus on randomized controlled tri...

journal_title：Clinical epidemiology

authors： Meid AD,Ruff C,Wirbka L,Stoll F,Seidling HM,Groll A,Haefeli WE

更新日期：2020-11-02 00:00:00

abstract：Background:Association between psoriasis severity and cerebro- and cardiovascular comorbidities has rarely been investigated. Aim:We aimed to investigate differences in cerebro- and cardiovascular comorbidities by psoriasis severity. Materials and methods:Using Swedish nationwide health-care registers, new adult user...

journal_title：Clinical epidemiology

authors： Hajiebrahimi M,Linder M,Hägg D,Berglind IA,McElligott S,Valgardsson VS,Villacorta R,Sundström A

更新日期：2018-06-19 00:00:00

abstract：:Sjögren's syndrome is a chronic systemic autoimmune disease characterized by lymphocytic infiltration of exocrine glands. It can present as an entity by itself, primary Sjögren's syndrome (pSS), or in addition to another autoimmune disease, secondary Sjögren's syndrome (sSS). pSS has a strong female propensity and is ...

journal_title：Clinical epidemiology

authors： Patel R,Shahane A

更新日期：2014-07-30 00:00:00

abstract：Background:Cost-effective primary prevention of cardiovascular disease (CVD) relies on accuracy of risk assessment. Current risk scores require clinical and laboratory measures, are expensive and are often difficult to apply in the population setting. Objective:This study sought to estimate CVD risk from individuals' ...

journal_title：Clinical epidemiology

authors： Duval S,Van't Hof JR,Steffen LM,Luepker RV

更新日期：2020-01-14 00:00:00

abstract：PURPOSE:Large-scale observational studies based on existing medical databases may have an important role in studies of long-term effects of different treatments in prostate cancer patients if the coding of the treatment is valid. We therefore estimated the positive predictive value (PPV) and negative predictive value (...

journal_title：Clinical epidemiology

authors： Jespersen CG,Borre M,Nørgaard M

更新日期：2012-01-01 00:00:00

abstract：PURPOSE:Lifestyle factors may influence observed associations between proton pump inhibitor (PPI) usage and health outcomes. The aim of the study reported here was to examine characteristics and differences in lifestyle among PPI users and nonusers. METHODS:This cross-sectional study utilized data from a 2006 populati...

journal_title：Clinical epidemiology

authors： Hvid-Jensen F,Nielsen RB,Pedersen L,Funch-Jensen P,Drewes AM,Larsen FB,Thomsen RW

更新日期：2013-12-04 00:00:00

abstract：Background:Primary care databases represent a rich source of data for health care research; however, the quality of recording of secondary care events in these databases is uncertain. This study sought to investigate the completeness of recording of hospital admissions for bleeds in primary care records and explore the...

journal_title：Clinical epidemiology

authors： McDonald L,Sammon CJ,Samnaliev M,Ramagopalan S

更新日期：2018-09-04 00:00:00

abstract：BACKGROUND:Large-scale clinical registries are increasingly recognized as important resources for quality assurance and research to inform clinical decision-making and health policy. We established a clinical registry (SpineData) in a conservative care setting where more than 10,000 new cases of spinal pain are assesse...

journal_title：Clinical epidemiology

authors： Kent P,Kongsted A,Jensen TS,Albert HB,Schiøttz-Christensen B,Manniche C

更新日期：2015-08-13 00:00:00