National Database of Geriatrics.

abstract：Objective:To evaluate the long-term risk of stroke and poststroke adverse outcomes in patients with heart failure (HF). Methods:We used research data from Taiwan's National Health Insurance Program from 2000 to 2005 and identified 20,072 adults aged ≥30 years who were newly diagnosed with HF. Frequency matching based ...

journal_title：Clinical epidemiology

authors： Tai YH,Chang CC,Yeh CC,Sung LC,Hu CJ,Cherng YG,Chen TL,Liao CC

更新日期：2020-11-05 00:00:00

abstract：Aim:To improve consistency between register studies in Sweden and ensure valid comparisons of possible changes in alcohol-related disorders and diseases (ARDDs) over time, we propose a definition of ARDDs. Based on this definition, we examined Sweden's incidence rates of ARDDs from 1970 to 2018 in non-primary healthcar...

journal_title：Clinical epidemiology

authors： Bergman D,Hagström H,Capusan AJ,Mårild K,Nyberg F,Sundquist K,Ludvigsson JF

更新日期：2020-12-31 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: 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：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：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：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 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:Obesity is an established risk factor for venous thromboembolism (VTE), while studies on physical inactivity and VTE risk show conflicting results. We examined whether physical activity modified the association between obesity and VTE. Patients and Methods:We conducted a population-based cohort study by combin...

journal_title：Clinical epidemiology

authors： Solli H,Olsen M,Larsen FB,Pedersen L,Schmidt M

更新日期：2020-12-08 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: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：: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：: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: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：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: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：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：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：Objective:Maternal thyroid disease (TD) during pregnancy is associated with adverse birth outcomes, but little is known on its long-term outcomes. We aimed to examine if children born to mothers with TD have increased disease risk during childhood and adolescence. Patients and methods:A register-based cohort study was...

journal_title：Clinical epidemiology

authors： Jølving LR,Nielsen J,Kesmodel US,Nielsen RG,Nørgård BM,Beck-Nielsen SS

更新日期：2018-09-28 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：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：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：BACKGROUND:Administrative data may be useful for epidemiological studies of chronic idiopathic thrombocytopenic purpura (ITP). However, the quality of the recorded diagnoses needs evaluation. AIM:We evaluated the validity in predicting chronic ITP of the International Classification of Diseases (ICD)-10 diagnoses of I...

journal_title：Clinical epidemiology

authors： Heden KE,Jensen AØ,Farkas DK,Nørgaard M

更新日期：2009-08-09 00:00:00

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:A number of population-based studies have demonstrated lower cancer survival in elderly patients than among middle-aged or younger patients. Also, data quality in cancer registries has been shown to be associated with age. The objective of this study was to examine the recent age-specific cancer survival tre...

journal_title：Clinical epidemiology

authors： Innos K,Lang K,Pärna K,Aareleid T

更新日期：2015-07-29 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: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：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：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：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