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List of works by Akira Okayama

A Japanese diet and 19-year mortality: national integrated project for prospective observation of non-communicable diseases and its trends in the aged, 1980.

scientific article published on 20 November 2008

A combination of serum low albumin and above-average cholesterol level was associated with excess mortality

scientific article published in November 2004

Age-specific effects of systolic and diastolic blood pressures on mortality due to cardiovascular diseases among Japanese men (NIPPON DATA80).

scientific article published in March 2006

Alcohol consumption, hospitalization and medical expenditure: a large epidemiological study on the medical insurance system in Japan

scientific article published on 17 December 2014

Alcohol intake and 19-year mortality in diabetic men: NIPPON DATA80.

scientific article published in December 2009

Association between J-point elevation and death from coronary artery disease--15-year follow up of the NIPPON DATA90.

scientific article published on 26 January 2013

Association between fish consumption and all-cause and cause-specific mortality in Japan: NIPPON DATA80, 1980-99.

scientific article published in March 2005

Association of Red Meat Intake with the Risk of Cardiovascular Mortality in General Japanese Stratified by Kidney Function: NIPPON DATA80

scientific article published on 30 November 2020

Associations of Overweight, Obesity, and Underweight With High Serum Total Cholesterol Level Over 30 Years Among the Japanese Elderly: NIPPON DATA 80, 90, and 2010

scientific article published on 21 July 2018

Associations of socioeconomic status with prevalence, awareness, treatment, and control of hypertension in a general Japanese population: NIPPON DATA2010.

scientific article published on February 2017

Bundle branch block and other cardiovascular disease risk factors: US–Japan comparison

scientific article published in September 2010

Chronic kidney disease is a risk factor for cardiovascular death in a community-based population in Japan: NIPPON DATA90.

scientific article

Cigarette smoking as a risk factor for stroke death in Japan: NIPPON DATA80.

scientific article

Cigarette smoking in middle age and a long-term risk of impaired activities of daily living: NIPPON DATA80.

scientific article

Combined cardiovascular risk factors and outcome: NIPPON DATA80, 1980-1994.

scientific article published in August 2006

Continuation of smoking cessation and following weight change after intervention in a healthy population with high smoking prevalence

scientific article published in September 2006

Cross-sectional association between exposure to particulate matter and inflammatory markers in the Japanese general population: NIPPON DATA2010.

scientific article published on 8 March 2016

Dietary Inflammatory Index Positively Associated With High-Sensitivity C-Reactive Protein Level in Japanese From NIPPON DATA2010

scientific article published on 09 February 2019

Dietary sodium-to-potassium ratio as a risk factor for stroke, cardiovascular disease and all-cause mortality in Japan: the NIPPON DATA80 cohort study.

scientific article published on 13 July 2016

Dietary tofu intake and long-term risk of death from stroke in a general population

scientific article published on 3 December 2016

Differences in Lifestyle Improvements With the Intention to Prevent Cardiovascular Diseases by Socioeconomic Status in a Representative Japanese Population: NIPPON DATA2010.

scientific article published in January 2018

Does self-reported history of hypertension predict cardiovascular death? Comparison with blood pressure measurement in a 19-year prospective study

scientific article published in May 2007

Does the flushing response modify the relationship between alcohol intake and hypertension in the Japanese population? NIPPON DATA2010.

scientific article

Echocardiographic Parameters and the Risk of Incident Atrial Fibrillation: The Suita Study

scientific article published on 30 March 2019

Effect of Combined Cardiovascular Risk Factors on Individual and Population Medical Expenditures

scientific article published in 2007

Effectiveness of a low-intensity intra-worksite intervention on smoking cessation in Japanese employees: a three-year intervention trial

scientific article published in May 2006

Electrocardiogram Screening for Left High R-Wave Predicts Cardiovascular Death in a Japanese Community-Based Population: NIPPON DATA90

scientific article published in 2006

Factors Related to Participation in Health Examinations for Japanese National Health Insurance: NIPPON DATA2010.

scientific article published in January 2018

Food Sources of Dietary Potassium in the Adult Japanese Population: The International Study of Macro-/Micronutrients and Blood Pressure (INTERMAP)

scientific article published on 17 March 2020

Impact of Hypertension on Medical Economics: A 10-Year Follow-Up Study of National Health Insurance in Shiga, Japan

scientific article published in 2005

Impact of metabolic syndrome on the risk of cardiovascular disease mortality in the United States and in Japan.

scientific article published on 3 October 2013

Independent Prognostic Value of Single and Multiple Non-Specific 12-Lead Electrocardiographic Findings for Long-Term Cardiovascular Outcomes: A Prospective Cohort Study

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Interaction between dietary marine-derived n-3 fatty acids intake and J-point elevation on the risk of cardiac death: a 24-year follow-up of Japanese men.

scientific article

Is weak association between cigarette smoking and cardiovascular disease mortality observed in Japan explained by low total cholesterol? NIPPON DATA80

scientific article published on 10 September 2007

Joint impact of smoking and hypertension on cardiovascular disease and all-cause mortality in Japan: NIPPON DATA80, a 19-year follow-up

scientific article

Life expectancy among Japanese of different smoking status in Japan: NIPPON DATA80.

scientific article published in March 2007

Long-chain n-3 polyunsaturated fatty acids intake and cardiovascular disease mortality risk in Japanese: a 24-year follow-up of NIPPON DATA80.

scientific article published on 17 December 2013

Long-term outcomes associated with prolonged PR interval in the general Japanese population

scientific article published on 24 February 2015

Long-term risk of BP values above normal for cardiovascular mortality

scientific article published on 01 December 2012

Low-carbohydrate diets and cardiovascular and total mortality in Japanese: a 29-year follow-up of NIPPON DATA80.

scientific article published in September 2014

Lower levels of serum albumin and total cholesterol associated with decline in activities of daily living and excess mortality in a 12-year cohort study of elderly Japanese

scientific article published on 26 December 2007

Macronutrient Intake and Socioeconomic Status: NIPPON DATA2010.

scientific article published in January 2018

Overweight or underweight and the risk of decline in activities of daily living in a 22-year cohort study of a Japanese sample.

scientific article

Population attributable fraction of smoking and metabolic syndrome on cardiovascular disease mortality in Japan: a 15-year follow up of NIPPON DATA90.

scientific article

Re-evaluation of the associations of egg intake with serum total cholesterol and cause-specific and total mortality in Japanese women

scientific article published on 29 December 2017

Relation of adult height with stroke mortality in Japan: NIPPON DATA80.

scientific article published on 30 November 2006

Relationship Between Socioeconomic Status and the Prevalence of Underweight, Overweight or Obesity in a General Japanese Population: NIPPON DATA2010.

scientific article published in January 2018

Relationship between calcium intake and impaired activities of daily living in a Japanese population: NIPPON DATA90

scientific article published on 08 February 2020

Relationship between non-high-density lipoprotein cholesterol and the long-term mortality of cardiovascular diseases: NIPPON DATA 90.

scientific article

Relationship of three different types of low-carbohydrate diet to cardiometabolic risk factors in a Japanese population: the INTERMAP/INTERLIPID Study.

scientific article published on 29 June 2015

Relationships among Food Group Intakes, Household Expenditure, and Education Attainment in a General Japanese Population: NIPPON DATA2010.

scientific article published in January 2018

Relationships between Family Histories of Stroke and of Hypertension and Stroke Mortality: NIPPON DATA80, 1980-1999

scientific article published in 2008

Resting heart rate and cause-specific death in a 16.5-year cohort study of the Japanese general population

scientific article

Risk factor effects and total mortality in older Japanese men in Japan and Hawaii

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Secular trends of the impact of overweight and obesity on hypertension in Japan, 1980-2010.

scientific article published on 16 July 2015

Serum leptin and total dietary energy intake: the INTERLIPID Study.

scientific article published on 9 December 2012

Socioeconomic Inequalities in Oral Health among Middle-Aged and Elderly Japanese: NIPPON DATA2010.

scientific article published in January 2018

Socioeconomic Status Associated With Urinary Sodium and Potassium Excretion in Japan: NIPPON DATA2010.

scientific article published in January 2018

Socioeconomic Status and Knowledge of Cardiovascular Risk Factors: NIPPON DATA2010.

scientific article published in January 2018

The National Integrated Project for Prospective Observation of Non-communicable Disease and its Trends in the Aged 2010 (NIPPON DATA2010): Objectives, Design, and Population Characteristics.

scientific article published in January 2018

The Relationship between Very High Levels of Serum High-Density Lipoprotein Cholesterol and Cause-Specific Mortality in a 20-Year Follow-Up Study of Japanese General Population.

scientific article

The inverse relationship between serum high-density lipoprotein cholesterol level and all-cause mortality in a 9.6-year follow-up study in the Japanese general population

scientific article published in January 2006

The proportion of individuals with alcohol-induced hypertension among total hypertensives in a general Japanese population: NIPPON DATA90.

scientific article published in August 2007

The proportion of individuals with obesity-induced hypertension among total hypertensives in a general Japanese population: NIPPON DATA80, 90.

scientific article published on 7 August 2007

The relationship between serum total cholesterol and all-cause or cause-specific mortality in a 17.3-year study of a Japanese cohort

scientific article published on 10 March 2006

Treated and untreated hypertension, hospitalization, and medical expenditure

scientific article published in May 2013

Validation of the european SCORE risk chart in the healthy middle-aged Japanese.

scientific article

γ-Glutamyltransferase predicts cardiovascular death among Japanese women

scientific article published in October 2007