The database of the Danish Renal Cancer Group.

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：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：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: 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: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：Purpose:To report completeness of registered surgeries in the Danish hip arthroscopy registry (DHAR) and proportion of patients completing patient-reported outcome measures (PROMs) prior to surgery and at 1-year follow-up. Patients and Methods:Completeness was determined as the number of surgeries registered in DHAR i...

journal_title：Clinical epidemiology

authors： Poulsen E,Lund B,Roos EM

更新日期：2020-08-04 00:00:00

abstract：Background:Prenatal exposures may contribute to male infertility in adult life, but large-scale epidemiological evidence is still lacking. The Fetal Programming of Semen quality (FEPOS) cohort was founded to provide means to examine if fetal exposures can interfere with fetal reproductive development and ultimately lea...

journal_title：Clinical epidemiology

authors： Keglberg Hærvig K,Bonde JP,Ramlau-Hansen CH,Toft G,Hougaard KS,Specht IO,Giwercman A,Nybo Andersen AM,Olsen J,Lindh C,Bjerre Høyer B,Tøttenborg SS

更新日期：2020-07-17 00:00:00

abstract：Background:The Swedish Quality Register for Inflammatory Bowel Disease (SWIBREG) contains clinical data for the study of inflammatory bowel disease (IBD). The Epidemiology Strengthened by histoPathology Reports in Sweden (ESPRESSO) cohort was recently established for the study of gastrointestinal histopathology. We aim...

journal_title：Clinical epidemiology

authors： Axelrad JE,Sachs MC,Ludvigsson JF,Olén O,SWIBREG Study Group.

更新日期：2020-10-09 00:00:00

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：Purpose:Inherited ichthyosis is a monogenetic disease characterized by hyperkeratosis and scaling of the skin, with large interindividual variation in severity. It can affect quality of life for patients and their families. Population-based data on inherited ichthyosis are lacking, which hampers studies into its epidem...

journal_title：Clinical epidemiology

authors： Kristensen MH,Schmidt SAJ,Kibsgaard L,Hove H,Sommerlund M,Koppelhus U

更新日期：2020-06-19 00:00:00

abstract：Purpose:To develop a self-administered diagnostic screening questionnaire for lumbar spinal stenosis (LSS) consisting of items with high content validity and to investigate the diagnostic value of the questionnaire and the items. Patients and Methods:A self-reported diagnostic LSS screening questionnaire was developed...

journal_title：Clinical epidemiology

authors： Jensen RK,Lauridsen HH,Andresen ADK,Mieritz RM,Schiøttz-Christensen B,Vach W

更新日期：2020-08-19 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: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:Congenital red blood cell (RBC) disorders, such as hemoglobinopathies, are frequent worldwide but with large geographical variation. Growing migration has increased the number of patients with RBC disorders in formerly low prevalence countries, eg, Denmark. However, accurate prevalences are unknown. Methods...

journal_title：Clinical epidemiology

authors： Hansen DL,Glenthøj A,Möller S,Biemond BJ,Andersen K,Gaist D,Petersen J,Frederiksen H

更新日期：2020-05-21 00:00:00

abstract：Objective:To investigate the impact of moderate wine consumption on the risk of prostate cancer (PCa). We focused on the differential effect of moderate consumption of red versus white wine. Design:This study was a meta-analysis that includes data from case-control and cohort studies. Materials and methods:A systemat...

journal_title：Clinical epidemiology

authors： Vartolomei MD,Kimura S,Ferro M,Foerster B,Abufaraj M,Briganti A,Karakiewicz PI,Shariat SF

更新日期：2018-04-17 00:00:00

abstract：BACKGROUND:Data from the Nordic health care registers have been of great value in perinatal epidemiological research. It has been assumed that findings from the Nordic population (Denmark, Finland, Iceland, Norway, and Sweden) are applicable to other populations as well, including the population of the US. OBJECTIVE:T...

journal_title：Clinical epidemiology

authors： Löfling L,Bröms G,Bahmanyar S,Kieler H

更新日期：2016-08-03 00:00:00

abstract：Background:The combination of organized cervical cancer screening and childhood HPV vaccination programs has the potential to eliminate cervical cancer in the future. However, only women participating in both programs gain the full protection, and combined non-attenders remain at high risk of developing cervical cancer...

journal_title：Clinical epidemiology

authors： Badre-Esfahani S,Larsen MB,Seibæk L,Petersen LK,Blaakær J,Støvring H,Andersen B

更新日期：2019-11-08 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：BACKGROUND:The Danish National Registry of Patients (DNRP) is a potentially valuable resource for monitoring national trends in the use of chemotherapy and evaluating the benefits and harms of alternative treatments among colorectal cancer (CRC) patients in Denmark. However, the validity of chemotherapy reporting in th...

journal_title：Clinical epidemiology

authors： Lund JL,Frøslev T,Deleuran T,Erichsen R,Nilsson T,Pedersen AN,Høyer M

更新日期：2013-08-30 00:00:00

abstract：BACKGROUND:National prescription databases are important tools in pharmacoepidemiological studies investigating potential long-term adverse events after drug use. Palivizumab is a biological pharmaceutical used as passive prophylaxis against severe infection with respiratory syncytial virus in high-risk children. OBJE...

journal_title：Clinical epidemiology

authors： Haerskjold A,Henriksen L,Way S,Malham M,Hallas J,Pedersen L,Stensballe LG

更新日期：2015-05-08 00:00:00

abstract：BACKGROUND:With the emergence of new lipid-lowering therapies, more patients are expected to achieve substantial lowering of low-density lipoprotein cholesterol (LDL-C). However, there are limited data examining the clinical experience of patients with low (<1.3 mmol/L) or very low (<0.65 mmol/L) levels of LDL-C. To pr...

journal_title：Clinical epidemiology

authors： Schmidt SA,Heide-Jørgensen U,Manthripragada AD,Ehrenstein V

更新日期：2015-02-26 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：Purpose:To identify the characteristics and initial disease severity of patients with nonalcoholic fatty liver disease (NAFLD) and assess incidence and risk factors for disease progression in a retrospective study. Methods:Patients ≥18 years of age without alcoholism or other liver diseases (eg, hepatitis B/C) were se...

journal_title：Clinical epidemiology

authors： Simeone JC,Bae JP,Hoogwerf BJ,Li Q,Haupt A,Ali AK,Boardman MK,Nordstrom BL

更新日期：2017-12-14 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：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: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：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：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：BACKGROUND:Physical activity (PA) and its relationship with all-cause mortality suggest a strong and consistent inverse association. This study prospectively investigated the association between PA level and mortality among participants of the Norwegian Women and Cancer (NOWAC) Study. METHODS:A total of 66,136 NOWAC p...

journal_title：Clinical epidemiology

authors： Borch KB,Braaten T,Lund E,Weiderpass E

更新日期：2011-01-01 00:00:00