Lifestyle factors among proton pump inhibitor users and nonusers: a cross-sectional study in a population-based setting.

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：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：Purpose:To establish the validity of intracerebral hemorrhage (ICH) diagnoses in the Danish Stroke Registry (DSR) and the Danish National Patient Registry (DNPR). Patients and Methods:Based on discharge summaries and brain imaging reports, we estimated the positive predictive value (PPV) of a first-ever diagnosis code...

journal_title：Clinical epidemiology

authors： Hald SM,Kring Sloth C,Agger M,Schelde-Olesen MT,Højholt M,Hasle M,Bogetofte H,Olesrud I,Binzer S,Madsen C,Krone W,García Rodríguez LA,Al-Shahi Salman R,Hallas J,Gaist D

更新日期：2020-12-01 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：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: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：:The management of brain-dead organ donors is complex. The use of inotropic agents and replacement of depleted hormones (hormonal replacement therapy) is crucial for successful multiple organ procurement, yet the optimal hormonal replacement has not been identified, and the statistical adjustment to determine the best ...

journal_title：Clinical epidemiology

authors： Mi Z,Novitzky D,Collins JF,Cooper DK

更新日期：2014-12-22 00:00:00

abstract：OBJECTIVE:To validate a clinical database for nonmelanoma skin cancer (NMSC) with the aim of monitoring and predicting the prognosis of NMSC treated by dermatologists in clinics in the central and north Denmark regions. METHODS:We assessed the completeness of registration of patients and follow-up visits, and positive...

journal_title：Clinical epidemiology

authors： Lamberg AL,Cronin-Fenton D,Olesen AB

更新日期：2010-08-09 00:00:00

abstract：Purpose:Former studies have suggested that women with Crohn's disease (CD) and ulcerative colitis (UC) have a decreased chance of a live born child after assisted reproductive technology (ART) treatment. It is debated whether corticosteroids before ART may improve outcomes, either by decreasing inflammatory bowel disea...

journal_title：Clinical epidemiology

authors： Nørgård BM,Larsen MD,Friedman S,Fedder J

更新日期：2020-03-23 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：:Routinely-collected health data (RCD) are now used for a wide range of studies, including observational studies, comparative effectiveness research, diagnostics, studies of adverse effects, and predictive analytics. At the same time, limitations inherent in using data collected without specific a priori research quest...

journal_title：Clinical epidemiology

authors： Nicholls SG,Langan SM,Sørensen HT,Petersen I,Benchimol EI

更新日期：2016-10-19 00:00:00

abstract：AIM OF DATABASE:The aim of the National Database of Geriatrics is to monitor the quality of interdisciplinary diagnostics and treatment of patients admitted to a geriatric hospital unit. STUDY POPULATION:The database population consists of patients who were admitted to a geriatric hospital unit. Geriatric patients can...

journal_title：Clinical epidemiology

authors： Kannegaard PN,Vinding KL,Hare-Bruun H

更新日期：2016-10-25 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：: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：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：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：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：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：BACKGROUND:The study objective was to compare the Newcastle-Ottawa Scale (NOS) and the RTI item bank (RTI-IB) and estimate interrater agreement using the RTI-IB within a systematic review on the cardiovascular safety of glucose-lowering drugs. METHODS:We tailored both tools and added four questions to the RTI-IB. Two ...

journal_title：Clinical epidemiology

authors： Margulis AV,Pladevall M,Riera-Guardia N,Varas-Lorenzo C,Hazell L,Berkman ND,Viswanathan M,Perez-Gutthann S

更新日期：2014-10-10 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: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: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：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：:Characterizing the relations between exposures and diseases is the central tenet of epidemiology. Researchers may want to evaluate exposure-disease causation by assessing whether the disease under concern is induced by the various exposures - the so-called "attribution". In this paper, the authors propose a method to ...

journal_title：Clinical epidemiology

authors： Chen C,Lee WC

更新日期：2018-04-27 00:00:00

abstract：AIM OF THE DATABASE:The main purpose of the database of the Danish Renal Cancer Group (DaRenCaData) is to improve the quality of renal cancer treatment in Denmark and secondarily to conduct observational research. STUDY POPULATION:DaRenCaData includes all Danish patients with a first-time diagnosis of renal cancer in ...

journal_title：Clinical epidemiology

authors： Petersen AC,Søgaard M,Mehnert F,Larsen EH,Donskov F,Azawi NH,Kromann-Andersen B

更新日期：2016-10-25 00:00:00

abstract：AIM OF DATABASE:The Danish Nonmelanoma Skin Cancer Dermatology Database was established in 2008. The aim of this database was to collect data on nonmelanoma skin cancer (NMSC) treatment and improve its treatment in Denmark. NMSC is the most common malignancy in the western countries and represents a significant challen...

journal_title：Clinical epidemiology

authors： Lamberg AL,Sølvsten H,Lei U,Vinding GR,Stender IM,Jemec GB,Vestergaard T,Thormann H,Hædersdal M,Dam TN,Olesen AB

更新日期：2016-10-25 00:00:00

abstract：Background:Hydroxychloroquine and chloroquine may reduce the risk of cancer as they inhibit autophagy, in particular, in people with connective tissue diseases. Methods:The hazard ratios of cancers, metastases, and death were assessed in adults with connective tissue diseases prescribed hydroxychloroquine/chloroquine ...

journal_title：Clinical epidemiology

authors： Fardet L,Nazareth I,Petersen I

更新日期：2017-11-03 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 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：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