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List of works by Ian Janssen

A case-control study of lifetime light intensity physical activity and breast cancer risk

scientific article published on 25 October 2013

A description of the volume and intensity of sporadic physical activity among adults.

scientific article published on 10 January 2015

Abdominal adiposity and insulin resistance in obese men.

scientific article published in March 2002

Abdominal obesity, muscle composition, and insulin resistance in premenopausal women

scientific article published in November 2002

Ability of physical activity to predict cardiovascular disease beyond commonly evaluated cardiometabolic risk factors

scientific article published in December 2009

Active play: an important physical activity strategy in the fight against childhood obesity.

scientific article published in January 2014

Active transportation and bullying in Canadian schoolchildren: a cross-sectional study

scientific article

Active transportation environments surrounding Canadian schools.

scientific article

Active transportation safety features around schools in Canada

scientific article published on 31 October 2013

Active transportation to school in Canadian youth: should injury be a concern?

scientific article published on 24 May 2012

Adherence to the 24-Hour Movement Guidelines among 10- to 17-year-old Canadians.

scientific article

Adolescents' engagement in multiple risk behaviours is associated with concussion

scientific article published on 17 February 2020

Adult obesity prevalence in primary care users: An exploration using Canadian Primary Care Sentinel Surveillance Network (CPCSSN) data.

scientific article

Age-specific lipid and lipoprotein thresholds for adolescents

scientific article published in January 2008

Application of simple anthropometry in the assessment of health risk: implications for the Canadian Physical Activity, Fitness and Lifestyle Appraisal.

scientific article

Are overweight and obese youth at increased risk for physical activity injuries?

scientific article published on 3 August 2010

Are we driving our kids to unhealthy habits? Results of the active healthy kids Canada 2013 report card on physical activity for children and youth

scientific article

Association Between Muscle Mass, Leg Strength, and Fat Mass With Physical Function in Older Adults: Influence of Age and Sex

scientific article published on 16 November 2010

Association between obesity and unintentional injury in older adults.

scientific article published on 7 December 2010

Association between the food retail environment surrounding schools and overweight in Canadian youth

article

Associations between factors within the home setting and screen time among children aged 0-5 years: a cross-sectional study

scientific article

Associations between neighborhood safety, availability of recreational facilities, and adolescent physical activity among Canadian youth

scientific article published in July 2010

Associations between overweight and obesity with bullying behaviors in school-aged children

scientific article

Associations between physical activity, cardiorespiratory fitness, and obesity in Mexican children

scientific article published in October 2012

Associations between risk behavior and injury and the protective roles of social environments: an analysis of 7235 Canadian school children.

scientific article published on April 2006

Associations between school recreational environments and physical activity

scientific article

Asthma incidence and risk factors in a national longitudinal sample of adolescent Canadians: a prospective cohort study.

scientific article

BMI, waist circumference and fat composition are not correlated with mortality risk in an older Korean population, but higher lean mass and lean mass index are predictors of reduced mortality risk

article

Behavioral risk factors in relation to visceral adipose tissue deposition in adolescent females

scientific article

Bi-directional association between sleep and outdoor active play among 10-13 year olds

scientific article published on 7 February 2018

Body Mass Index Is Inversely Related to Mortality in Older People After Adjustment for Waist Circumference

article

Bullying as a mediator of relationships between adiposity status and weapon carrying

scientific article

Canadian 24-Hour Movement Guidelines for Children and Youth: An Integration of Physical Activity, Sedentary Behaviour, and Sleep

scientific article published on June 2016

Canadian 24-Hour Movement Guidelines for the Early Years (0-4 years): An Integration of Physical Activity, Sedentary Behaviour, and Sleep

scientific article published on 20 November 2017

Cardiorespiratory Fitness Is Strongly Related to the Metabolic Syndrome in Adolescents

scientific article published on 29 May 2007

Cardiorespiratory fitness and metabolic syndrome: US National Health and Nutrition Examination Survey 1999-2002.

scientific article published in February 2007

Changes in the obesity phenotype within Canadian children and adults, 1981 to 2007-2009.

scientific article published on 12 May 2011

Child care centre adherence to infant physical activity and screen time recommendations in Australia, Canada and the United States: An observational study

scientific article published on 7 December 2017

Clustering of unhealthy behaviors in the aerobics center longitudinal study.

scientific article published in April 2012

Coffee, Tea and Their Additives: Association with BMI and Waist Circumference

article

Combinations of physical activity, sedentary behaviour and sleep: relationships with health indicators in school-aged children and youth

scientific article published on June 2016

Combined influence of body mass index and waist circumference on coronary artery disease risk factors among children and adolescents

scientific article published in June 2005

Comparison of overweight and obesity prevalence in school-aged youth from 34 countries and their relationships with physical activity and dietary patterns.

scientific article

Compositional associations of time spent in sleep, sedentary behavior and physical activity with obesity measures in children.

scientific article published on 5 March 2018

Correction to: Systematic review of the relationships between physical activity and health indicators in the early years (0-4 years).

scientific article published on 29 December 2017

Correlates of physical activity among First Nations children residing in First Nations communities in Canada.

scientific article

Correlates of physical activity in First Nations youth residing in First Nations and northern communities in Canada.

scientific article published on January 2015

Crime and perceptions of safety in the home neighborhood are independently associated with physical activity among 11-15 year olds

scientific article published on 22 June 2014

Cross national study of injury and social determinants in adolescents

scientific article

Density and type of food retailers surrounding Canadian schools: variations across socioeconomic status

scientific article published on 24 November 2008

Derivation of some contemporary scales to measure adolescent risk-taking in Canada

scientific article published on 25 October 2017

Development and Validation of the Bicultural Youth Acculturation Questionnaire.

scientific article

Development of Health-Related Waist Circumference Thresholds Within BMI Categories

scientific article published on 01 July 2004

Development of a measurement approach to assess time children participate in organized sport, active travel, outdoor active play, and curriculum-based physical activity

scientific article published on 22 March 2018

Development of age-specific adolescent metabolic syndrome criteria that are linked to the Adult Treatment Panel III and International Diabetes Federation criteria

scientific article published on 9 February 2007

Dietary patterns and the risk of mortality: impact of cardiorespiratory fitness

scientific article

Difference between Self-Reported and Accelerometer Measured Moderate-to-Vigorous Physical Activity in Youth

scientific article published on 01 November 2010

Discrimination of health risk by combined body mass index and waist circumference

scientific article published in January 2003

Distribution of Lipoproteins by Age and Gender in Adolescents

scientific article published on 28 August 2006

Do overweight and obese youth take longer to recover from injury?

scientific article published in June 2011

Does Waist Circumference Predict Diabetes and Cardiovascular Disease Beyond Commonly Evaluated Cardiometabolic Risk Factors?

scientific article published on 21 August 2007

Does the fractionalization of daily physical activity (sporadic vs. bouts) impact cardiometabolic risk factors in children and youth?

scientific article

Does the relationship between waist circumference, morbidity and mortality depend on measurement protocol for waist circumference?

scientific article published on 22 October 2007

Dose-Response Relation between Physical Activity and Blood Pressure in Youth

article

Dose-response relationship between physical activity and dyslipidemia in youth.

scientific article

Duration and intensity of different types of physical activity among children aged 10-13 years

scientific article published on 28 November 2018

Duration of overweight and metabolic health risk in American men and women

scientific article published in September 2004

Dynapenic-Obesity and Physical Function in Older Adults

scientific article published on 03 November 2009

Economic instruments for obesity prevention: results of a scoping review and modified Delphi survey

scientific article

Effect of Current and Midlife Obesity Status on Mortality Risk in the Elderly

scientific article published on 28 August 2008

Effects of aerobic or resistance exercise and/or diet on glucose tolerance and plasma insulin levels in obese men.

scientific article published in May 1999

Effects of an energy-restrictive diet with or without exercise on abdominal fat, intermuscular fat, and metabolic risk factors in obese women

scientific article published in March 2002

Effects of sex on the change in visceral, subcutaneous adipose tissue and skeletal muscle in response to weight loss

article

Estimating Whether Replacing Time in Active Outdoor Play and Sedentary Video Games With Active Video Games Influences Youth's Mental Health

scientific article published on 23 August 2016

Estimating sleep efficiency in 10- to- 13-year-olds using a waist-worn accelerometer

scientific article published on 30 September 2017

Estimation of skeletal muscle mass by bioelectrical impedance analysis

scientific article published in August 2000

Evaluating the effectiveness of physician counseling to promote physical activity in Mexico: an effectiveness-implementation hybrid study.

scientific article published on 21 September 2017

Evolution of sarcopenia research

scientific article published on 01 October 2010

Exercise-induced reduction in obesity and insulin resistance in women: a randomized controlled trial.

scientific article

Exposure to public natural space as a protective factor for emotional well-being among young people in Canada

scientific article

Family Structure as a Correlate of Organized Sport Participation among Youth

scientific article published on 10 February 2016

Family structure as a predictor of screen time among youth

scientific article published on 25 June 2015

Farmers, mechanized work, and links to obesity

scientific article published on 28 November 2014

Field validation of food service listings: a comparison of commercial and online geographic information system databases

scientific article published on 25 July 2012

Fitness alters the associations of BMI and waist circumference with total and abdominal fat.

scientific article published in March 2004

Food and eating environments: in Canadian schools

scientific article published on January 2013

Health associations with meeting new 24-hour movement guidelines for Canadian children and youth

scientific article published on 3 December 2016

Health behaviors for hypertension management in people with and without coexisting diabetes

scientific article published in April 2013

Health care costs of physical inactivity in Canadian adults

article

Heart disease risk among metabolically healthy obese men and metabolically unhealthy lean men

scientific article

Heart rate during basketball game play and volleyball drills accurately predicts oxygen uptake and energy expenditure.

scientific article

Hyper-parenting is negatively associated with physical activity among 7-12year olds

scientific article published on 26 January 2015

Identification of the Appropriate Boundary Size to Use When Measuring the Food Retail Environment Surrounding Schools ⬇️

scientific article published on July 31, 2012

Identifying and mitigating risks for agricultural injury associated with obesity

scientific article

Impact of a school-based intervention program on obesity risk factors in Mexican children

scientific article published in January 2013

Improved patient outcomes in paraesophageal hernia repair using a laparoscopic approach: a study of the national surgical quality improvement program data.

scientific article

Imputing Accelerometer Non-Wear Time When Assessing Moderate-to-Vigorous Physical Activity in Children.

scientific article published on 30 May 2017

Imputing accelerometer nonwear time in children influences estimates of sedentary time and its associations with cardiometabolic risk

article

Individual, family, and neighborhood correlates of independent mobility among 7 to 11-year-olds.

scientific article published on 23 December 2015

Influence of Bouts of Physical Activity on Overweight in Youth

scientific article published on 01 May 2009

Influence of Multiple Risk Behaviors on Physical Activity-Related Injuries in Adolescents

scientific article published on 01 March 2007

Influence of Physical Activity on Mortality in Elderly with Coronary Artery Disease

scientific article published on 01 March 2006

Influence of age on the relation between waist circumference and cardiometabolic risk markers

scientific article published on 21 September 2008

Influence of country of birth and ethnicity on body mass index among Canadian youth: a national survey

scientific article

Influence of individual- and area-level measures of socioeconomic status on obesity, unhealthy eating, and physical inactivity in Canadian adolescents

article

Influence of movement intensity and physical activity on adiposity in youth

scientific article published on 01 February 2011

Influence of overweight and obesity on physician costs in adolescents and adults in Ontario, Canada.

scientific article published on 18 July 2008

Influence of physical activity on age-related weight loss in the elderly

scientific article published in January 2010

Influence of sarcopenia on the development of physical disability: the Cardiovascular Health Study

scientific article published in January 2006

Influences of body mass index and waist circumference on physical function in older persons with heart failure

scientific article published on December 2008

Intensity of bouted and sporadic physical activity and the metabolic syndrome in adults

scientific article

Interindividual variation in abdominal subcutaneous and visceral adipose tissue: influence of measurement site

scientific article

Interrelationships among sedentary time, sleep duration, and the metabolic syndrome in adults

scientific article

Is adherence to the Canadian 24-Hour Movement Behaviour Guidelines for Children and Youth associated with improved indicators of physical, mental, and social health?

scientific article published on 15 February 2017

Is recovery from ankle sprains negatively affected by obesity?

scientific article published on 02 October 2018

Is replacing time spent in 1 type of physical activity with another associated with health in children?

scientific article published on 17 January 2019

Is the frequency of weekly moderate-to-vigorous physical activity associated with the metabolic syndrome in Canadian adults?

scientific article

Kids move more when outdoors.

scientific article published in March 2017

Low relative skeletal muscle mass (sarcopenia) in older persons is associated with functional impairment and physical disability.

scientific article

Making A Case for Cardiorespiratory Fitness Surveillance Among Children and Youth.

scientific article published on 15 January 2018

Measuring sidewalk distances using Google Earth.

scientific article

Metabolic syndrome, obesity, and mortality: impact of cardiorespiratory fitness

scientific article

Midlife Physical Activity Affects Successful Aging in Women

scientific article published on 01 January 2011

Moderate-to-vigorous intensity physical activity across the life course and risk of pre- and post-menopausal breast cancer

scientific article published on 15 June 2013

Morbidity and mortality risk associated with an overweight BMI in older men and women

scientific article published in July 2007

Multi-level examination of correlates of active transportation to school among youth living within 1 mile of their school.

scientific article published on 16 October 2012

Neighborhood disorder and screen time among 10-16 year old Canadian youth: a cross-sectional study

scientific article

Neighbourhood crime and adolescent cannabis use in Canadian adolescents

scientific article published on 22 November 2014

Neighbourhood street connectivity and injury in youth: a national study of built environments in Canada

scientific article published in July 2011

ORIGINAL RESEARCH—ERECTILE DYSFUNCTION: Abdominal Obesity and Physical Inactivity Are Associated with Erectile Dysfunction Independent of Body Mass Index

article

Obesity and its relationship with occupational injury in the canadian workforce

scientific article

Obesity as a determinant of two forms of bullying in Ontario youth: a short report.

scientific article published on 6 December 2011

Objectively Measured Physical Activity and Mortality Risk Among American Adults

scientific article published on 2 November 2016

Objectively measured crime and active transportation among 10-13 year olds

Occupational and leisure time physical inactivity and the risk of type II diabetes and hypertension among Mexican adults: A prospective cohort study.

scientific article published on 29 March 2018

Outdoor play and nature connectedness as potential correlates of internalized mental health symptoms among Canadian adolescents

scientific article

Overweight and obesity in Canadian adolescents and their associations with dietary habits and physical activity patterns

scientific article published in November 2004

Parental encouragement is positively associated with outdoor active play outside of school hours among 7-12 year olds.

scientific article

Pedestrian traffic safety and outdoor active play among 10-13 year olds living in a mid-sized city.

scientific article

Physical activity during recess among 13-14 year old Mexican girls.

scientific article

Physical activity guidelines for children and youth.

scientific article published on January 2007

Physical activity, sedentary behavior, and melatonin among rotating shift nurses

scientific article

Physical activity: Health impact, prevalence, correlates and interventions

scientific article

Physical inactivity, excess adiposity and premature mortality.

scientific article published on November 2003

Position Statement on Active Outdoor Play

scientific article

Prevalence and secular changes in abdominal obesity in Canadian adolescents and adults, 1981 to 2007-2009.

scientific article

Prevalence of toddler, child and adolescent overweight and obesity derived from primary care electronic medical records: an observational study

scientific article published on July 2016

Prevalence, Awareness, Treatment, and Control of Hypertension Among Canadian Adults With Diabetes, 2007 to 2009

article

Proportion of preschool-aged children meeting the Canadian 24-Hour Movement Guidelines and associations with adiposity: results from the Canadian Health Measures Survey.

scientific article

Race and sex similarities in exercise-induced changes in blood lipids and fatness

scientific article published in September 2004

Reduction in obesity and related comorbid conditions after diet-induced weight loss or exercise-induced weight loss in men. A randomized, controlled trial

scientific article published in July 2000

Relations between the school physical environment and school social capital with student physical activity levels.

scientific article

Relationship between screen time and metabolic syndrome in adolescents

scientific article published on 28 March 2008

Research priorities for child and adolescent physical activity and sedentary behaviours: an international perspective using a twin-panel Delphi procedure

scientific article published on 24 October 2013

Results From Canada's 2016 ParticipACTION Report Card on Physical Activity for Children and Youth.

scientific article

Results from Canada's 2018 Report Card on Physical Activity for Children and Youth

scientific article published on 01 November 2018

Revised Adult Treatment Panel III guidelines and cardiovascular disease mortality in men attending a preventive medical clinic

scientific article published on 29 August 2005

Risk taking and recurrent health symptoms in Canadian adolescents

scientific article published on 9 May 2006

Sarcopenic-obesity and cardiovascular disease risk in the elderly

scientific article

School Start Time and the Healthy Weight of Adolescents

scientific article published on 01 July 2018

School start time and sleep in Canadian adolescents.

scientific article published on 23 November 2016

Screen time and physical violence in 10 to 16-year-old Canadian youth

scientific article

Screen time and risk behaviors in 10- to 16-year-old Canadian youth.

scientific article published on 14 July 2010

Screen time in Mexican children: findings from the 2012 National Health and Nutrition Survey (ENSANUT 2012).

scientific article published on September 2013

Self-Measured Waist Circumference in Older Patients With Heart Failure

article

Separate and combined influence of body mass index and waist circumference on arthritis and knee osteoarthritis

scientific article published on 07 March 2006

Skeletal muscle cutpoints associated with elevated physical disability risk in older men and women

scientific article published on February 2004

Skeletal muscle mass and distribution in 468 men and women aged 18-88 yr

scientific article published on 01 July 2000

Sleep duration estimates of Canadian children and adolescents

scientific article

Sleep in farm adolescents

journal article published in 2019

Social disorder, physical activity and adiposity in Mexican adults: evidence from a longitudinal study.

scientific article published on 23 August 2014

Sporadic and Bouted Physical Activity and the Metabolic Syndrome in Adults

scientific article published on 01 January 2014

Street Connectivity is Negatively Associated with Physical Activity in Canadian Youth ⬇️

scientific article published on August 16, 2011

Systematic review of the health benefits of physical activity and fitness in school-aged children and youth

scientific article

Systematic review of the relationship between 20m shuttle run performance and health indicators among children and youth

scientific article published on 8 August 2017

Systematic review of the relationships between objectively measured physical activity and health indicators in school-aged children and youth.

scientific article

Systematic review of the relationships between physical activity and health indicators in the early years (0-4 years).

scientific article published on 20 November 2017

Television viewing, computer use and total screen time in Canadian youth.

scientific article published on November 2006

The Canadian Assessment of Physical Literacy: Development of a Model of Children's Capacity for a Healthy, Active Lifestyle Through a Delphi Process.

scientific article

The Canadian Sedentary Behaviour Guidelines for the Early Years (zero to four years of age) and screen time among children from Kingston, Ontario.

scientific article published on January 2013

The Cooper Clinic Mortality Risk Index: clinical score sheet for men.

scientific article

The Epidemiology of Sarcopenia

scientific article published on 14 May 2011

The Relation between Aerobic Fitness, Muscular Fitness, and Obesity in Children from Three Countries at Different Stages of the Physical Activity Transition

scientific article published on 20 February 2013

The Relationship Between Parental Physical Activity and Screen Time Behaviors and the Behaviors of their Young Children

scientific article published on 28 April 2015

The economic costs associated with physical inactivity and obesity in Canada: an update

scientific article published on February 2004

The food retail environment in school neighborhoods and its relation to lunchtime eating behaviors in youth from three countries

scientific article

The fractionalization of physical activity throughout the week is associated with the cardiometabolic health of children and youth

scientific article

The importance of waist circumference in the definition of metabolic syndrome: prospective analyses of mortality in men.

scientific article published in February 2006

The influence of work patterns on indicators of cardiometabolic risk in female hospital employees

scientific article published on May 2015

The mediating effects of dietary habits on the relationship between television viewing and body mass index among youth ⬇️

scientific article published on March 28, 2012

The number and type of food retailers surrounding schools and their association with lunchtime eating behaviours in students.

scientific article published on 7 February 2013

The proportion of excessive fast-food consumption attributable to the neighbourhood food environment among youth living within 1 km of their school

scientific article published on 18 November 2013

The public health burden of obesity in Canada

scientific article published on 23 April 2013

Time since immigration and ethnicity as predictors of physical activity among Canadian youth: a cross-sectional study

scientific article

Undeveloped green space and free-time physical activity in 11 to 13-year-old children.

scientific article

Urban and rural differences in sedentary behavior among American and Canadian youth.

scientific article

Urban sprawl and its relationship with active transportation, physical activity and obesity in Canadian youth.

scientific article published on June 2012

Utility of childhood BMI in the prediction of adulthood disease: comparison of national and international references

scientific article published on June 2005

Utility of linking primary care electronic medical records with Canadian census data to study the determinants of chronic disease: an example based on socioeconomic status and obesity

scientific article

Validity and reliability of the International Physical Activity Questionnaire among adults in Mexico.

scientific article published on July 2013

Validity of self-reported blood pressure control in people with hypertension attending a primary care center

article

Vascular risks and management of obesity in children and adolescents

scientific article

Ventilatory control and acid–base regulation across the menstrual cycle in oral contraceptive users

scientific article published on 22 April 2007

Vigorous intensity physical activity is related to the metabolic syndrome independent of the physical activity dose.

scientific article

Volume, patterns, and types of sedentary behavior and cardio-metabolic health in children and adolescents: a cross-sectional study ⬇️

scientific article published on May 4, 2011

Walkable school neighborhoods are not playable neighborhoods

scientific article published on 3 August 2015

What Is the Relationship between Outdoor Time and Physical Activity, Sedentary Behaviour, and Physical Fitness in Children? A Systematic Review

scientific article published on 8 June 2015

What is the Relationship between Risky Outdoor Play and Health in Children? A Systematic Review

scientific article

Years of life gained due to leisure-time physical activity in the U.S.

scientific article published on January 2013

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