Registration in the Danish Regional Nonmelanoma Skin Cancer Dermatology Database: completeness of registration and accuracy of key variables.

abstract：OBJECTIVE:The Department of Hematology, Zealand University Hospital, Denmark, and the National Institute of Public Health, University of Southern Denmark, created the first nationwide, population-based, and the most comprehensive cross-sectional health-related quality of life (HRQoL) survey of patients with myeloprolif...

journal_title：Clinical epidemiology

authors： Brochmann N,Flachs EM,Christensen AI,Andersen CL,Juel K,Hasselbalch HC,Zwisler AD

更新日期：2017-03-02 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

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：:[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: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：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：Background:Individuals with a family history of Parkinson's disease (PD) appear to have a higher risk of developing PD and other neuropsychiatric diseases. However, estimates of the relative risks (RRs) of PD and the roles of genetic and environmental factors in PD susceptibility are unclear. The aim of this study was ...

journal_title：Clinical epidemiology

authors： Liu FC,Lin HT,Kuo CF,Hsieh MY,See LC,Yu HP

更新日期：2018-05-30 00:00:00

abstract：BACKGROUND:Osteonecrosis of the jaw (ONJ) is an adverse effect of drugs that suppress bone turnover - for example, drugs used for the treatment of postmenopausal osteoporosis. The Danish National Registry of Patients (DNRP) is potentially valuable for monitoring ONJ and its prognosis; however, no specific code for ONJ ...

journal_title：Clinical epidemiology

authors： Gammelager H,Sværke C,Noerholt SE,Neumann-Jensen B,Xue F,Critchlow C,Bergdahl J,Lagerros YT,Kieler H,Tell GS,Ehrenstein V

更新日期：2013-08-01 00:00:00

abstract：AIM:In 2008, the Danish National Chronic Lymphocytic Leukemia Registry was founded within the Danish National Hematology Database. The primary aim of the registry is to assure quality of diagnosis and care of patients with chronic lymphocytic leukemia (CLL) in Denmark. Secondarily, to evaluate adherence to national gui...

journal_title：Clinical epidemiology

authors： da Cunha-Bang C,Geisler CH,Enggaard L,Poulsen CB,de Nully Brown P,Frederiksen H,Bergmann OJ,Pulczynski EJ,Pedersen RS,Nielsen LH,Christiansen I,Niemann CU

更新日期：2016-10-25 00:00:00

abstract：OBJECTIVE:Invasive bladder cancer (IBC) is a common urological malignancy accounting for 4%-5% of all cancers in Denmark. Our aim was to examine possible changes in short- and long-term survival of patients with IBC during 1998-2009. STUDY DESIGN AND SETTING:Data on all patients (N = 4032) with an incident diagnosis o...

journal_title：Clinical epidemiology

authors： Lund L,Erichsen R,Nørgaard M,Larsen EH,Borre M,Jacobsen J

更新日期：2011-01-01 00:00:00

abstract：Purpose:Synthetic oxytocin for labor augmentation during birth has been linked to negative neurodevelopment effects in children. We examined whether maternal labor augmentation was associated with lower cognitive ability in young adulthoods. Patients and methods:We identified 330,107 individuals (96.6% were men), with...

journal_title：Clinical epidemiology

authors： Stokholm L,Talge NM,Christensen GT,Juhl M,Mortensen LH,Strandberg-Larsen K

更新日期：2018-11-26 00:00:00

abstract：Purpose:To validate the use of International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) codes to identify patients with chronic hepatitis B virus (HBV) and hepatitis C virus (HCV) infection in the Taiwan National Health Insurance (NHI) Outpatient Claims Dataset. Methods:We conducted ...

journal_title：Clinical epidemiology

authors： Sheu MJ,Liang FW,Li ST,Li CY,Lu TH

更新日期：2020-02-20 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：Objective:Reports on the epidemiology of vestibular schwannoma (VS) indicate an increase in diagnosed cases, often based on selected materials over a limited period of time. This report presents prospective 40-year epidemiological data from an unselected national cohort of all patients diagnosed with a VS in Denmark si...

journal_title：Clinical epidemiology

authors： Reznitsky M,Petersen MMBS,West N,Stangerup SE,Cayé-Thomasen P

更新日期：2019-11-08 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：Purpose:Comorbidity indices are often used to measure comorbidities in register-based research. We aimed to adapt the Charlson comorbidity index (CCI) to a Swedish setting. Methods:Four versions of the CCI were compared and evaluated by disease-specific experts. Results:We created a cohesive coding system for CCI to ...

journal_title：Clinical epidemiology

authors： Ludvigsson JF,Appelros P,Askling J,Byberg L,Carrero JJ,Ekström AM,Ekström M,Smedby KE,Hagström H,James S,Järvholm B,Michaelsson K,Pedersen NL,Sundelin H,Sundquist K,Sundström J

更新日期：2021-01-12 00:00:00

abstract：BACKGROUND:Although hypertrophic scar (HTS) formation following cleft lip repair is relatively common, published rates vary widely, from 1% to nearly 50%. The risk factors associated with HTS formation in cleft patients are not well characterized. The primary aim of this retrospective study of 180 cleft lip repairs is ...

journal_title：Clinical epidemiology

authors： Soltani AM,Francis CS,Motamed A,Karatsonyi AL,Hammoudeh JA,Sanchez-Lara PA,Reinisch JF,Urata MM

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:Long-term mortality and causes of death in patients with pulmonary tuberculosis (PTB) and extrapulmonary tuberculosis (EPTB) are poorly documented. In this study, long-term mortality and causes of death in PTB and EPTB patients were compared with the background population and it was investigated whether mort...

journal_title：Clinical epidemiology

authors： Christensen AS,Roed C,Andersen PH,Andersen AB,Obel N

更新日期：2014-11-13 00:00:00

abstract：Purpose:Sharing of detailed individual-level data continues to pose challenges in multi-center studies. This issue can be addressed in part by using analytic methods that require only summary-level information to perform the desired multivariable-adjusted analysis. We examined the feasibility and empirical validity of ...

journal_title：Clinical epidemiology

authors： Toh S,Wellman R,Coley RY,Horgan C,Sturtevant J,Moyneur E,Janning C,Pardee R,Coleman KJ,Arterburn D,McTigue K,Anau J,Cook AJ

更新日期：2018-11-27 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: The Swedish National Patient Registry (NPR) is a nationwide registry that is used extensively for epidemiological research. Using the NPR, we recently found a recurrent pregnancy loss (RPL) incidence of 650/100,000 (0.65%) pregnant women in Sweden. It is of great importance that the quality of the coding i...

journal_title：Clinical epidemiology

authors： Rasmark Roepke E,Christiansen OB,Hansson SR

更新日期：2019-05-08 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：:Long-term storage of biological samples from patients has become increasingly important in studies of disease control and treatment. The first nationwide Danish diabetes project, ie, The Danish Center for Strategic Research in Type II Diabetes (DD2), aims to improve treatment and the long-term outcome of patients with...

journal_title：Clinical epidemiology

authors： Christensen H,Nielsen JS,Sørensen KM,Melbye M,Brandslund I

更新日期：2012-01-01 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：OBJECTIVE:In medicine, many more prediction models have been developed than are implemented or used in clinical practice. These models cannot be recommended for clinical use before external validity is established. Though various models to predict mortality in dialysis patients have been published, very few have been v...

journal_title：Clinical epidemiology

authors： Ramspek CL,Voskamp PW,van Ittersum FJ,Krediet RT,Dekker FW,van Diepen M

更新日期：2017-09-05 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：AIM OF DATABASE:The aim of the Danish Heart Failure Registry (DHFR) is to monitor and improve the care of patients with incident heart failure (HF) in Denmark. STUDY POPULATION:The DHFR includes inpatients and outpatients (≥18 years) with incident HF. Reporting to the DHFR is mandatory for the Danish hospital departme...

journal_title：Clinical epidemiology

authors： Schjødt I,Nakano A,Egstrup K,Cerqueira C

更新日期：2016-10-25 00:00:00

abstract：INTRODUCTION:Few modern population-based estimates of the prognosis of ruptured abdominal aortic aneurysm (rAAA) exist. METHODS AND MATERIALS:From 1994-2008, a total of 6954 rAAA cases were identified in Danish nationwide population-based registries. RESULTS:Of 3148 (45%) surgery cases, 1454 (46%) died within 30 days...

journal_title：Clinical epidemiology

authors： Lindholt JS,Søgaard R,Laustsen J

更新日期：2012-01-01 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