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List of works by Christopher T Sempos

Adjusting Coronavirus Prevalence Estimates for Laboratory Test Kit Error

scientific article published on 17 August 2020

Adjusting Coronavirus prevalence estimates for laboratory test kit error

scientific article published on 18 May 2020

Alcohol and cardiovascular disease--more than one paradox to consider. Average volume of alcohol consumption, patterns of drinking and risk of coronary heart disease--a review

scientific article

Alcohol as a risk factor for global burden of disease

scientific article published in October 2003

Alcohol consumption and all-cause mortality

scientific article published in April 1995

Alcohol-related morbidity and mortality.

scientific article published in January 2003

Antioxidants, oxidative stress, and pulmonary function in individuals diagnosed with asthma or COPD.

scientific article published on 15 February 2006

Appropriateness of the probability approach with a nutrient status biomarker to assess population inadequacy: a study using vitamin D.

scientific article

Assessing the nation's diet: limitations of the food frequency questionnaire

scientific article published in August 1992

Associations of Serum C-reactive Protein with Fasting Insulin, Glucose, and Glycosylated Hemoglobin : The Third National Health and Nutrition Examination Survey, 1988-1994 ⬇️

scientific article published on January 1, 2002

Average volume of alcohol consumption and all-cause mortality in African Americans: the NHEFS cohort

scientific article published in January 2003

Baseline Assessment of 25-Hydroxyvitamin D Assay Performance: A Vitamin D Standardization Program (VDSP) Interlaboratory Comparison Study.

scientific article published on 19 August 2017

Baseline Assessment of 25-Hydroxyvitamin D Reference Material and Proficiency Testing/External Quality Assurance Material Commutability: A Vitamin D Standardization Program Study

scientific article published on 10 August 2017

Baseline serum total cholesterol and coronary heart disease incidence in African-American women (the NHANES I epidemiologic follow-up study). National Health and Nutrition Examination Survey

scientific article published in May 1998

Biomarkers of folate status in NHANES: a roundtable summary

scientific article

Biomarkers of vitamin B-12 status in NHANES: a roundtable summary

scientific article

Biotin supplementation causes erroneous elevations of results in some commercial serum 25-hydroxyvitamin d (25OHD) assays

scientific article published on 19 February 2020

Body iron stores and the risk of coronary heart disease

scientific article published on 01 April 1994

Changes in Measurement Procedure from a Radioassay to a Microbiologic Assay Necessitate Adjustment of Serum and RBC Folate Concentrations in the U.S. Population from the NHANES 1988–2010 , ⬇️

scientific article published on March 21, 2012

Comparison of dietary intakes and iron status of vitamin-mineral supplement users and nonusers, aged 1-19 years

scientific article published on 01 October 1987

Consensus statement from 2nd International Conference on Controversies in Vitamin D

scientific article published on 01 March 2020

Consistency between US dietary fat intake and serum total cholesterol concentrations: the National Health and Nutrition Examination Surveys ⬇️

scientific article published on October 1, 1997

Controversies in Vitamin D: A Statement From the Third International Conference

scientific article published on 10 November 2020

Controversies in Vitamin D: Summary Statement from an International Conference

scientific article published on 01 February 2019

Cost effective measures to standardize serum 25(OH)D values from completed studies.

scientific article

Declining serum total cholesterol levels among US adults. The National Health and Nutrition Examination Surveys

scientific article published in June 1993

Developing vitamin D dietary guidelines and the lack of 25-hydroxyvitamin D assay standardization: The ever-present past

scientific article published on 27 August 2015

Development of Standard Reference Material (SRM) 2973 Vitamin D Metabolites in Frozen Human Serum (High Level).

scientific article published in September 2017

Development of an Improved Standard Reference Material for Vitamin D Metabolites in Human Serum.

scientific article

Dietary calcium and blood pressure in National Health and Nutrition Examination Surveys I and II.

scientific article published in November 1986

Dietary calcium and hip fracture risk: the NHANES I Epidemiologic Follow-Up Study

scientific article published on 01 July 1993

Dietary methodology workshop for the third National Health and Nutrition Examination Survey. March 1986

scientific article published on March 1, 1992

Dietary methods research in the third National Health and Nutrition Examination Survey: underreporting of energy intake

scientific article published in April 1997

Dietary screening tool identifies nutritional risk in older adults.

scientific article published on 20 May 2009

Dietary supplement use among U.S. adults has increased since NHANES III (1988-1994)

scientific article published on April 1, 2011

Dietary supplement use in the United States, 2003-2006

scientific article

Effect of Genetically Low 25-Hydroxyvitamin D on Mortality Risk: Mendelian Randomization Analysis in 3 Large European Cohorts

Effectiveness of food fortification in the United States: the case of pellagra

scientific article

Effects of vitamin D supplementation on markers for cardiovascular disease and type 2 diabetes: an individual participant data meta-analysis of randomized controlled trials.

scientific article published in June 2018

Erythrocyte sedimentation rate and stroke incidence in the NHANES I Epidemiologic Follow-up Study

scientific article published on 01 April 1997

Establishing an Accuracy Basis for the Vitamin D External Quality Assessment Scheme (DEQAS).

scientific article published on 29 August 2017

Estimating the population distribution of usual 24-hour sodium excretion from timed urine void specimens using a statistical approach accounting for correlated measurement errors

scientific article published on April 2015

Estimating uncertainty of target values for DEQAS serum materials

scientific article published on 09 January 2019

Estimation of total usual calcium and vitamin D intakes in the United States

scientific article

Estimation of trends in serum and RBC folate in the U.S. population from pre- to postfortification using assay-adjusted data from the NHANES 1988-2010

scientific article

Ethnic variation in validity of classification of overweight and obesity using self-reported weight and height in American women and men: the Third National Health and Nutrition Examination Survey

scientific article

Evaluation of Vitamin D Standardization Program protocols for standardizing serum 25-hydroxyvitamin D data: a case study of the program's potential for national nutrition and health surveys.

scientific article

Examination of the relation between periodontal health status and cardiovascular risk factors: serum total and high density lipoprotein cholesterol, C-reactive protein, and plasma fibrinogen

scientific article

External Quality Assessment of 24,25-dihydroxyvitamin D3 (24,25(OH)2D3) assays

scientific article published on 23 November 2018

General Steps to Standardize the Laboratory Measurement of Serum Total 25-Hydroxyvitamin D.

scientific article

Hemoglobin, hematocrit, and stroke incidence and mortality in women and men.

scientific article

Hormone replacement therapy and its relationship to lipid and glucose metabolism in diabetic and nondiabetic postmenopausal women: results from the Third National Health and Nutrition Examination Survey (NHANES III).

scientific article published in October 2002

Hydroxyvitamin D assays: An historical perspective from DEQAS.

scientific article

Implications of standardization of serum 25-hydroxyvitamin D data for the evaluation of vitamin D status in Germany, including a temporal analysis.

scientific article published on 6 July 2018

Interlaboratory Comparison for the Determination of 24,25-Dihydroxyvitamin D₃ in Human Serum Using Liquid Chromatography with Tandem Mass Spectrometry

scientific article published on 24 July 2017

Iron and heart disease: the epidemiologic data

scientific article published on March 1996

Iron status and the risk of coronary heart disease.

scientific article

Iron status and the risk of coronary heart disease: an example of the use of nutritional epidemiology in chronic disease research

scientific article published on 01 March 2001

Is there a reverse J-shaped association between 25-hydroxyvitamin D and all-cause mortality? Results from the U.S. nationally representative NHANES

scientific article published on 10 May 2013

Issues in the long-term evaluation of diet in longitudinal studies

scientific article

Joint distribution of non-HDL and LDL cholesterol and coronary heart disease risk prediction among individuals with and without diabetes

scientific article published in August 2005

List of Contributors

Macronutrient intakes among adult Hispanics: a comparison of Mexican Americans, Cuban Americans, and mainland Puerto Ricans

scientific article published on 01 May 1995

Modeling a methylmalonic acid-derived change point for serum vitamin B-12 for adults in NHANES

scientific article published on 26 June 2013

Monitoring of vitamin B-12 nutritional status in the United States by using plasma methylmalonic acid and serum vitamin B-12 ⬇️

scientific article published on June 15, 2011

Multivitamin-mineral use is associated with reduced risk of cardiovascular disease mortality among women in the United States.

scientific article

NHANES monitoring of serum 25-hydroxyvitamin D: a roundtable summary

scientific article

National Estimates of Serum Total 25-Hydroxyvitamin D and Metabolite Concentrations Measured by Liquid Chromatography-Tandem Mass Spectrometry in the US Population during 2007-2010.

scientific article published on 6 April 2016

Non-high-density lipoprotein and very-low-density lipoprotein cholesterol and their risk predictive values in coronary heart disease

scientific article published on 29 September 2006

Oxidative stress and pulmonary function in the general population

scientific article published on 3 November 2005

Periodontal disease and risk of cerebrovascular disease: the first national health and nutrition examination survey and its follow-up study

scientific article

Prevalence and predictors of children's dietary supplement use: the 2007 National Health Interview Survey.

scientific article published on 10 April 2013

Prevalence of high blood cholesterol among US adults. An update based on guidelines from the second report of the National Cholesterol Education Program Adult Treatment Panel

scientific article published in June 1993

Process and rationale for selecting dietary methods for NHANES III

scientific article published on 01 March 1992

Pulmonary Function and Abdominal Adiposity in the General Population

scientific article published on 01 April 2006

Quality assessment of vitamin D metabolite assays used by clinical and research laboratories

scientific article published on 14 March 2017

Relationship between age and serum vitamin A in children aged 4-11 y

scientific article published on 01 August 1990

Role of the National Institute of Standards and Technology (NIST) in Support of the Vitamin D Initiative of the National Institutes of Health, Office of Dietary Supplements

scientific article published in September 2017

Seasonal Changes in Vitamin D-Effective UVB Availability in Europe and Associations with Population Serum 25-Hydroxyvitamin D.

scientific article published on 30 August 2016

Serum alpha-tocopherol levels of Mexican Americans, Cubans, and Puerto Ricans aged 4-74 y

scientific article published on 01 September 1989

Serum ferritin and death from all causes and cardiovascular disease: the NHANES II Mortality Study. National Health and Nutrition Examination Study

scientific article published on 01 October 2000

Serum iron, copper and zinc concentrations and risk of cancer mortality in US adults

scientific article published in March 2004

Serum transferrin saturation, stroke incidence, and mortality in women and men. The NHANES I Epidemiologic Followup Study. National Health and Nutrition Examination Survey

scientific article published on 01 July 1996

Serum unmetabolized folic acid in a nationally representative sample of adults ≥60 years in the United States, 2001–2002 ⬇️

scientific article published on April 2, 2012

Significance of serum 24,25-dihydroxyvitamin D in the assessment of vitamin D status: a double-edged sword?

scientific article published on 20 February 2015

Standardizing 25-hydroxyvitamin D values from the Canadian Health Measures Survey

scientific article

Standardizing serum 25-hydroxyvitamin D data from four Nordic population samples using the Vitamin D Standardization Program protocols: Shedding new light on vitamin D status in Nordic individuals

scientific article

Standardizing vitamin D assays: the way forward

scientific article

The Association between Cardiovascular Disease Risk Factors and 25-Hydroxivitamin D and Related Analytes among Hispanic/Latino Adults: A Pilot Study

scientific article published on 20 August 2019

The End of the Long-term Decline in Stroke Mortality in the United States? ⬇️

scientific article published on 01 August 1997

The Importance of 25-Hydroxyvitamin D Assay Standardization and the Vitamin D Standardization Program

scientific article published on 11 May 2017

The Reverse J-Shaped Association Between Serum Total 25-Hydroxyvitamin D Concentration and All-Cause Mortality: The Impact of Assay Standardization

scientific article published on 15 March 2017

The Vitamin D Standardization Program (VDSP) Manual for Retrospective Laboratory Standardization of Serum 25-Hydroxyvitamin D Data

scientific article published on 18 July 2017

The estimation of calibration equations for variables with heteroscedastic measurement errors

scientific article published on 17 June 2014

The intention to treat principle, and the potential impact of excluding data from the analysis of clinical trial data

scientific article published on 29 April 2009

The relationship of average volume of alcohol consumption and patterns of drinking to burden of disease: an overview

scientific article

The relationship of physical activity and body weight with all-cause mortality: results from the Puerto Rico Heart Health Program

scientific article published on November 2002

The vitamin D status of the US population from 1988 to 2010 using standardized serum concentrations of 25-hydroxyvitamin D shows recent modest increases

scientific article published on 6 July 2016

Three-phase model harmonizes estimates of the maximal suppression of parathyroid hormone by 25-hydroxyvitamin D in persons 65 years of age and older

scientific article

Unmetabolized serum folic acid and its relation to folic acid intake from diet and supplements in a nationally representative sample of adults aged > or =60 y in the United States

scientific article

Urinary 6-Sulphatoxymelatonin levels and risk of breast cancer in premenopausal women: the ORDET cohort.

scientific article

Urinary 6-sulfatoxymelatonin levels and risk of breast cancer in postmenopausal women

scientific article published on 10 June 2008

Urinary Excretion of Sodium, Potassium, and Chloride, but Not Iodine, Varies by Timing of Collection in a 24-Hour Calibration Study1–3 ⬇️

scientific article published on June 12, 2013

Validity of predictive equations for 24-h urinary sodium excretion in adults aged 18-39 y.

scientific article published on 18 September 2013

Value Assignment of Vitamin D Metabolites in Vitamin D Standardization Program Serum Samples

scientific article published on 16 June 2017

Vitamin D and mortality: Individual participant data meta-analysis of standardized 25-hydroxyvitamin D in 26916 individuals from a European consortium

scientific article

Vitamin D assays and the definition of hypovitaminosis D: results from the First International Conference on Controversies in Vitamin D

scholarly article by Christopher T Sempos et al published October 2018 in British Journal of Clinical Pharmacology

Vitamin D deficiency in Europe: pandemic?

scientific article

Vitamin D measurement standardization: The way out of the chaos

scientific article published on 12 December 2016

Vitamin D status as an international issue: national surveys and the problem of standardization

scientific article published in January 2012

Vitamin D status: United States, 2001-2006

scientific article published on March 1, 2011

Vitamin D: Moving Forward to Address Emerging Science

scientific article published in December 2017

Vitamin-mineral supplement use: association with dietary intake and iron status of adults

scientific article published on 01 July 1988

Wide pulse pressure is an independent predictor of cardiovascular mortality in Puerto Rican men.

scientific article published on February 2005

Within-person variance in biochemical indicators of iron status: effects on prevalence estimates

scientific article published on 01 September 1990

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