- Bias in Cancer Screening Evaluation
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Yoon SH, Yim HW, Lee WC
- KMID: 2233447
- Korean J Epidemiol.
- 2008 Jun;30(1):12-24.
Cancer screening evaluation will be a important issue in Korea in near future. Bias in cancer screening evaluation is well known by concept, but it is not applied yet using... -
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- Bias related to Nutritional Epidemiology
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Lee WC, Lee JH
- KMID: 2303940
- Korean J Epidemiol.
- 2003 Jun;25(1):39-46.
Bias is the main problem that should be considered in epidemiologic research. Information bias caused by measurement error and confounding caused by total energy intake are listed as the main... -
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- Meta-epidemiology
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Bae JM
- KMID: 2380563
- Epidemiol Health.
- 2014;36:e2014019.
- doi: 10.4178/epih/e2014019
The concept of meta-epidemiology has been introduced with considering the methodological limitations of systematic review for intervention trials. The paradigm of meta-epidemiology has shifted from a statistical method into a... -
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- Estimation bias arising from unmached analysis of 1-to-2 matched triplets in case-control study
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Yoo KY, Kang SJ
- KMID: 2169905
- Korean J Epidemiol.
- 1991 Jun;13(1):80-86.
No abstract available. -
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- Reproducibility of information on cardiovascular risk factors and self-rated health status collected in the National Health Insurance Corporation health examination among 94,183 Korean military personnel
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Park KH
- KMID: 2303894
- Korean J Epidemiol.
- 2005 Dec;27(2):51-60.
No abstract available. -
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- Gender Issues in Medical Decisions: Implicit Stereotyping and Unconscious Bias
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Nam GB
- KMID: 2412546
- Korean Circ J.
- 2018 Jun;48(6):529-531.
- doi: 10.4070/kcj.2018.0151
No abstract available. -
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- Cohort Study
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Yum YT, Kim SD
- KMID: 2304113
- Korean J Epidemiol.
- 1994 Jun;16(1):116-135.
The cohort study is an observational epidemiological study which selects the specific study population attempting to study the relatiqnship between an exposure to the purported cause and the subsequent risk... -
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- A Study on Misclassification Arising from Random Error in Exposure Measurement
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Suh I, Nam CM, Kang HG
- KMID: 2304092
- Korean J Epidemiol.
- 1996 Jun;18(1):108-118.
There are many epidemiologic studies to find the relationship between disease occurrence and categorized exposure variables which are measured in continuous scales. Recently, it has been found that the differential... -
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- Fluorescence Quenching Causes Systematic Dye Bias in Microarray Experiments Using Cyanine Dye
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Jeon H, Choi S
- KMID: 2166265
- Genomics Inform.
- 2007 Sep;5(3):113-117.
The development of microarray technology has facilitated the understanding of gene expression profiles. Despite its convenience, the cause of dye-bias that confounds data interpretation in dual-color DNA microarray experiments is... -
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- An introduction to propensity score matching methods
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Lee DK
- KMID: 2358475
- Anesth Pain Med.
- 2016 Apr;11(2):130-148.
- doi: 10.17085/apm.2016.11.2.130
Propensity score matching method (PSM) is widely used in observational study to reduce selection bias. Observational study lacks randomization, hence, statistical inferences without bias adjustments usually include observed or unobserved... -
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- Randomization, What is the Proper Method?
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Hong JH, Yoo JC
- KMID: 2049400
- Clin Should Elbow.
- 2013 Jun;16(1):58-62.
PURPOSE: Among the numerous clinical researches and following articles, there are few cases that apply proper methodology, which guarantees high reliability. By understanding the right concept and randomization of proper... -
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- Comparison of Control Methods for Estimation Bias in Unmatched Analysis of Matched Data
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Yoo KY
- KMID: 2282475
- Korean J Prev Med.
- 1990 Sep;23(3):247-254.
No abstract available. -
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- A method to evaluate scientific evidence in clinical preventive medicine
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Lee J, Park BJ
- KMID: 2342041
- J Korean Med Assoc.
- 2011 Oct;54(10):1006-1012.
Evaluation of scientific evidence in the medical literature is based on the research methodology, which can be the fundamental tool for medical professionals to improve their practice. Since analytic studies... -
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- The conquest of errors
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Choi YG
- KMID: 2391350
- J Korean Assoc Oral Maxillofac Surg.
- 2017 Aug;43(4):213-213.
- doi: 10.5125/jkaoms.2017.43.4.213
No abstract available. -
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- The Role of Clinical Epidemiology in Substantiating Evidence-Based Medicine
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Jung HK
- KMID: 2307417
- Korean J Neurogastroenterol Motil.
- 2009 Jun;15(1):1-8.
Randomized controlled trials (RCTs) are accepted as the "gold standard" for providing the best evidence for research. However, their application in clinical practice or health policy is limited by ethical... -
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- Theory and practice of Case-Crossover Study Design
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Ki M
- KMID: 2233446
- Korean J Epidemiol.
- 2008 Jun;30(1):1-11.
A case-crossover study design is a method to assess the effect of transient exposures on the risk of onset of acute events. Which was introduced by Maclure in 1991 for... -
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- Cancer Screening in Korea I
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Seo HG
- KMID: 2064952
- J Korean Med Assoc.
- 2006 May;49(5):439-448.
- doi: 10.5124/jkma.2006.49.5.439
The proportion of cancer related mortality is 26.3% in 2004 and it is still increasing. The most common cancers are stomach cancer, lung cancer, liver cancer, colon cancer, breast cancer,... -
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- Meta-analysis
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Lee YH
- KMID: 2222920
- J Rheum Dis.
- 2015 Feb;22(1):4-9.
- doi: 10.4078/jrd.2015.22.1.4
Meta-analysis is a statistical tool for combining the results of different studies on the same topic, providing a precise estimate of the effect size and increasing statistical strength, which is... -
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- Randomization in clinical studies
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Lim CY, In J
- KMID: 2454880
- Korean J Anesthesiol.
- 2019 Jun;72(3):221-232.
- doi: 10.4097/kja.19049
Randomized controlled trial is widely accepted as the best design for evaluating the efficacy of a new treatment because of the advantages of randomization (random allocation). Randomization eliminates accidental bias,... -
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- Recent Research Trends in Meta-analysis
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Shin IS
- KMID: 2387593
- Asian Nurs Res.
- 2017 Jun;11(2):79-83.
- doi: 10.1016/j.anr.2017.05.004
The use of meta-analysis (MA), which is placed on top of the evidence hierarchy, in studies has been increasing exponentially. MA has three effect size families. Using the category of... -
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