Research Topics
| Catrine Tudor-LockeSummaryAffiliation: Pennington Biomedical Research Center Country: USA Publications
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Detail Information
Publications
A step-defined sedentary lifestyle index: <5000 steps/dayCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, 6400 Perkins Road, Baton Rouge, LA 70808, USA
Appl Physiol Nutr Metab 38:100-14. 2013..There is little evidence to advocate any specific value indicative of a step-defined sedentary lifestyle index in children and adolescents...- Predicting doubly labeled water energy expenditure from ambulatory activityCatrine Tudor-Locke
Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Appl Physiol Nutr Metab 37:1091-100. 2012..Time in cadence bands alone explained 39%-73% of the variability in TEE and 30%-63% of the variability in PAEE. Prediction models were stronger for men than for women... 
A catalog of rules, variables, and definitions applied to accelerometer data in the National Health and Nutrition Examination Survey, 2003-2006Catrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Prev Chronic Dis 9:E113. 2012..The objective of this study was to aggregate data from studies using NHANES accelerometry data and to catalogue study decision rules, derived variables, and cut point definitions to facilitate a more uniform approach to these data...- Using cadence to study free-living ambulatory behaviourCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Sports Med 42:381-98. 2012..It is easily interpretable by researchers, clinicians, programme staff and the lay public, and therefore offers the potential to bridge science, practice and real life... - The back 2 activity trial: education and advice versus education and advice plus a structured walking programme for chronic low back painSuzanne M McDonough
Health and Rehabilitation Sciences Research Institute, University of Ulster Shore Road, Newtownabbey, Co Antrim BT37 0QB, UK
BMC Musculoskelet Disord 11:163. 2010..Walking has been shown it to be an acceptable type of exercise with a low risk of injury. However, it is not known whether structured physical activity programmes are any more effective than giving advice to remain active... - Accelerometer-determined steps per day in US children and youthCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Med Sci Sports Exerc 42:2244-50. 2010.... - Accelerometer profiles of physical activity and inactivity in normal weight, overweight, and obese U.S. men and womenCatrine Tudor-Locke
Pennington Biomedical Research Center, Baton Rouge, LA, 70808, USA
Int J Behav Nutr Phys Act 7:60. 2010..abstract:.. - Frequently reported activities by intensity for U.S. adults: the American Time Use SurveyCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge LA 70808, USA
Am J Prev Med 39:e13-20. 2010..Knowing the most-frequently reported physical activities can inform intervention strategies, enhance questionnaire design, and inform objective monitor calibration studies... - Accelerometer-determined steps per day in US adultsCatrine Tudor-Locke
Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Med Sci Sports Exerc 41:1384-91. 2009..This accelerometer is known to have a lower sensitivity threshold than accepted pedometers, leading to relatively higher step estimates... - Accelerometer steps/day translation of moderate-to-vigorous activityCatrine Tudor-Locke
Walkling Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Prev Med 53:31-3. 2011..Step counters can be used to collect objective PA expressed as steps/day, however the association between steps/day and recommended PA levels is unclear... - How many steps/day are enough? For older adults and special populationsCatrine Tudor-Locke
Walking Behaviour Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
Int J Behav Nutr Phys Act 8:80. 2011..Those living with disability and/or chronic illness (that limits mobility and or/physical endurance) display lower levels of background daily activity, and this will affect whole-day estimates of recommended physical activity... - How many steps/day are enough? For adultsCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
Int J Behav Nutr Phys Act 8:79. 2011.... - Patterns of adult stepping cadence in the 2005-2006 NHANESCatrine Tudor-Locke
Pennington Biomedical Research Center, 6400 Perkins Road, Baton Rouge, LA 70808, USA
Prev Med 53:178-81. 2011..The purpose of this study was to determine cadence patterns in free-living adults, and in particular, time spent at increasing cadence increments including 100 steps/min and beyond... - Why do pedometers work?: a reflection upon the factors related to successfully increasing physical activityCatrine Tudor-Locke
Walking Behaviour Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Sports Med 39:981-93. 2009..Continued efforts to refine answers regarding what works well for whom under what conditions will foster evidence-based applications of pedometer-based programmes... - Time spent in physical activity and sedentary behaviors on the working day: the American time use surveyCatrine Tudor-Locke
Pennington Biomedical Research Center, Baton Rouge, Louisiana, USA
J Occup Environ Med 53:1382-7. 2011..To determine time spent on the working day in sleep, work, sedentary behaviors, and light-, moderate-, and vigorous-intensity behaviors by occupation intensity... - Tracking of pedometer-determined physical activity in adults who relocate: results from RESIDECatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
Int J Behav Nutr Phys Act 5:39. 2008..Specifically, data were derived from the RESIDential Environment Project (RESIDE), a natural experiment of people moving into new housing developments... - Leisure-time physical activity and occupational sitting: Associations with steps/day and BMI in 54-59 year old Australian womenCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Prev Med 48:64-8. 2009..To assess whether combinations of leisure-time physical activity (PA) and occupational sitting were associated with steps/day and objectively measured body mass index (BMI) in women aged 54-59 years... - Expected values for steps/day in special populationsCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Prev Med 49:3-11. 2009..To assemble expected values for free-living steps/day in special populations living with chronic illnesses and disabilities... - How many steps/day are enough? for children and adolescentsCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
Int J Behav Nutr Phys Act 8:78. 2011.... 
Expected values for pedometer-determined physical activity in youthCatrine Tudor-Locke
Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Res Q Exerc Sport 80:164-74. 2009..The corresponding values for weekend days are 12,000-13,000 steps per day in boys and 10,000-12,000 steps per day in girls...- Pedometry methods for assessing free-living youthCatrine Tudor-Locke
Catrine Tudor Locke is with the Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Res Q Exerc Sport 80:175-84. 2009..As more pedometry studies in young populations are published, these preliminary methodological recommendations should be modified and refined... - Expected values for pedometer-determined physical activity in older populationsCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Int J Behav Nutr Phys Act 6:59. 2009..More explicit patterns, for example sex- and age-specific relationships, remain to be informed by future research endeavors... - Correction: Expected values for pedometer-determined physical activity in older populationsCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Int J Behav Nutr Phys Act 6:65. 2009..ABSTRACT: Correction to Tudor-Locke C, Hart TL, Washington TL: Expected values for pedometer-determined physical activity in older populations. International Journal of Behavioral Nutrition and Physical Activity 2009, 6:59... - Canadian children's and youth's pedometer-determined steps/day, parent-reported TV watching time, and overweight/obesity: the CANPLAY Surveillance StudyCatrine Tudor-Locke
Walking Behaviour Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Int J Behav Nutr Phys Act 8:66. 2011..This study examines associations between pedometer-determined steps/day and parent-reported child's Body Mass Index (BMI) and time typically spent watching television between school and dinner... - Profiles of sedentary behavior in children and adolescents: the US National Health and Nutrition Examination Survey, 2001-2006Susan B Sisson
Pennington Biomedical Research Center, Baton Rouge, LA, USA
Int J Pediatr Obes 4:353-9. 2009..To describe the prevalence of time spent in sedentary behaviors (e.g., TV/video and computer use) among youth in the US... - Accelerometer-determined steps/day and metabolic syndromeSusan B Sisson
Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808, USA
Am J Prev Med 38:575-82. 2010..There is a lack of knowledge about the relationship between objectively measured physical activity and the odds of having metabolic syndrome (MetS) and cardiovascular (CVD) risk factors... - Characteristics of step-defined physical activity categories in U.S. adultsSusan B Sisson
Pennington Biomedical Research Center, Baton Rouge, Louisiana, USA
Am J Health Promot 26:152-9. 2012..The purpose of this project was to describe step-defined categories (as measured by accelerometer) of U.S. adults and to determine predictors of sedentary classification (<5000 steps/d)... - Leisure time sedentary behavior, occupational/domestic physical activity, and metabolic syndrome in U.S. men and womenSusan B Sisson
Pennington Biomedical Research Center, Baton Rouge, Louisiana 70808, USA
Metab Syndr Relat Disord 7:529-36. 2009.... - Trends over 5 decades in U.S. occupation-related physical activity and their associations with obesityTimothy S Church
Pennington Biomedical Research Center, Louisiana State University System, Baton Rouge, Louisiana, United States of America
PLoS ONE 6:e19657. 2011..The objective of this analysis was to examine trends in occupational physical activity during the past 5 decades and explore how these trends relate to concurrent changes in body weight in the U.S... - Pedometer determined physical activity tracks in African American adults: the Jackson Heart StudyRobert L Newton
Pennington Biomedical Research Center, Baton Rouge, LA, USA Catrine
Int J Behav Nutr Phys Act 9:44. 2012..This study investigated the number of pedometer assessment occasions required to establish habitual physical activity in African American adults... - Exercise training and habitual physical activity: a randomized controlled trialDamon L Swift
Department of Preventive Medicine, Pennington Biomedical Research Center, Baton Rouge, LA, USA
Am J Prev Med 43:629-35. 2012..However, the combined effects of habitual free-living physical activity and aerobic training on waist circumference, weight, fitness, and blood pressure in postmenopausal women are unknown... - A short-term physical activity randomized trial in the Lower Mississippi DeltaPeter T Katzmarzyk
Population Science, Pennington Biomedical Research Center, Baton Rouge, Louisiana, United States of America
PLoS ONE 6:e26667. 2011..The purpose of this study was to determine if a short-term pedometer-based intervention results in immediate increases in time spent in moderate-to-vigorous physical activity (MVPA) compared to a minimal educational intervention... - Accelerometer-determined lifestyle activities in US adultsSarah M Camhi
Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 8:382-9. 2011..We describe 1) quantity of LA (minutes and steps per day) across demographic groups, 2) proportion of LA to total physical activity, and 3) relationships between LA and MVPA using NHANES 2005-2006 accelerometer adult data (n = 3744)... - Accelerometer-determined moderate intensity lifestyle activity and cardiometabolic healthSarah M Camhi
Pennington Biomedical Research Center, 6400 Perkins Road, Baton Rouge, LA, USA
Prev Med 52:358-60. 2011..Objective To assess the relationship between moderate intensity lifestyle activity (LA) and cardiometabolic health using accelerometer data from the National Health and Nutrition Examination Survey (NHANES) 2005-2006... - Revisiting "how many steps are enough?"Catrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rogue, LA 70808, USA
Med Sci Sports Exerc 40:S537-43. 2008..A tradeoff that needs to be acknowledged and considered is the impact on motivation when evidence-based cutoff points are interpreted by individuals as unattainable goals... - Comparison of GT3X Accelerometer and YAMAX Pedometer Steps/Day in a Free-Living Sample of Overweight and Obese AdultsTiago V Barreira
Dept of Population Science, Pennington Biomedical Research Center, Baton Rouge, LA
J Phys Act Health 10:263-70. 2013..The purpose of this study was to compare steps/day detected by the YAMAX SW-200 pedometer versus the Actigraph GT3X accelerometer in free-living adults... - U.S. population profile of time-stamped accelerometer outputs: impact of wear timeCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 8:693-8. 2011..We examined the effects of wear time on a population profile of time-stamped accelerometer outputs using the 2005-2006 National Health and Nutrition Examination Survey (NHANES) data representing 3744 adults ≥ 20 years of age... - Comparison of GT3X accelerometer and YAMAX pedometer steps/day in a free-living sample of overweight and obese adultsTiago V Barriera
Dept of Population Science, Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 10:263-70. 2013..The purpose of this study was to compare steps/day detected by the YAMAX SW-200 pedometer versus the Actigraph GT3X accelerometer in free-living adults... - Walking behaviors reported in the American Time Use Survey 2003-2005Catrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
J Phys Act Health 5:633-47. 2008..We report walking for shopping, exercise, transportation, and walking the dog, among other sources captured in the 2003 to 2005 American Time Use Survey (ATUS)... - Linking the American Time Use Survey (ATUS) and the Compendium of Physical Activities: methods and rationaleCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
J Phys Act Health 6:347-53. 2009..The Compendium of Physical Activities is used to code physical activities derived from various surveys, logs, diaries, etc to facilitate comparison of coded intensity levels across studies... - Step-based translation of physical activity guidelines in the Lower Mississippi DeltaDeirdre M Harrington
Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Appl Physiol Nutr Metab 36:583-5. 2011..Results indicate that overweight residents of the LMD should be accumulating at least 8300-9100 steps·day(-1) to meet the recommendation of 30 min·day(-1) MVPA... - Campus walkability, pedometer-determined steps, and moderate-to-vigorous physical activity: a comparison of 2 university campusesSusan B Sisson
Population Science Department, Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
J Am Coll Health 56:585-92. 2008..At 2 Arizona State University (ASU) campuses, the authors measured student activity and distance walked on campus, as well as student-reported walkability around the student union... - Assigning metabolic equivalent values to the 2002 census occupational classification systemCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 8:581-6. 2011..The Current Population Survey (CPS) and the American Time Use Survey (ATUS) use the 2002 census occupation system to classify workers into 509 separate occupations arranged into 22 major occupational categories... - Several steps/day indicators predict changes in anthropometric outcomes: HUB City StepsJessica L Thomson
USDA Agricultural Research Service, 284 Knapp Hall, Human Nutrition and Food, Louisiana State University, Baton Rouge, LA 70803, USA
BMC Public Health 12:983. 2012..A secondary aim was to evaluate whether treating steps/day data for implausible values affected the ability of these data to predict intervention-induced changes in clinical and anthropometric outcomes... - A steps/minute value for moderate intensity physical activity in adolescent femalesDeirdre M Harrington
Pennington Biomedical Research Center, Baton Rouge, LA, USA
Pediatr Exerc Sci 24:399-408. 2012..7% for 100 steps/minute. Compromising on a single cadence of 100 steps/minute would be a practical value that approximates moderate intensity in adolescent females and can be used for physical activity interpretation and promotion... - Peak stepping cadence in free-living adults: 2005-2006 NHANESCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 9:1125-9. 2012.... - Effectiveness of the First step Program delivered by professionals versus peersCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 6:456-62. 2009..To compare the effectiveness of a theory-based lifestyle physical activity (PA) program delivered to individuals with type 2 diabetes in diabetes education centers by professionals and peers... - Pedometry methods for assessing free-living adultsCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 8:445-53. 2011..The purpose of this review is to update the methodological aspects of pedometry to encourage the consistent use of pedometers for assessment, to decrease sources of error, and to facilitate comparison and interpretation of results... - Relationship between accelerometer-determined steps/day and other accelerometer outputs in US adultsCatrine Tudor-Locke
Walking Behavior Laboratory, Pennington Biomedical Research Center, Baton Rouge, LA, USA
J Phys Act Health 8:410-9. 2011.... - CANPLAY pedometer normative reference data for 21,271 children and 12,956 adolescentsCora L Craig
Canadian Fitness and Lifestyle Research Institute, Ottawa, ON, Canada
Med Sci Sports Exerc 45:123-9. 2013.... - Cadence patterns and peak cadence in US children and adolescents: NHANES, 2005-2006Tiago V Barreira
Pennington Biomedical Research Center, Baton Rouge, LA 70808, USA
Med Sci Sports Exerc 44:1721-7. 2012..Such indicators have been used to study adult ambulatory behavior in a representative sample, but similar analyses for children and adolescents are limited to a single small and select sample...