Published on in Vol 1, No 2 (2018): Jul-Dec

Preprints (earlier versions) of this paper are available at https://preprints.jmir.org/preprint/12363, first published .
Influence of Anthropometrics on Step-Rate Thresholds for Moderate and Vigorous Physical Activity in Older Adults: Scientific Modeling Study

Influence of Anthropometrics on Step-Rate Thresholds for Moderate and Vigorous Physical Activity in Older Adults: Scientific Modeling Study

Influence of Anthropometrics on Step-Rate Thresholds for Moderate and Vigorous Physical Activity in Older Adults: Scientific Modeling Study

Journals

  1. O’Brien M, Johns J, Fowles J, Kimmerly D. Validity of the activPAL and Height-Adjusted Curvilinear Cadence-METs Equations in Healthy Adults. Measurement in Physical Education and Exercise Science 2020;24(2):147 View
  2. O’Brien M, Johns J, Dorey T, Frayne R, Fowles J, Mekary S, Kimmerly D. Meeting international aerobic physical activity guidelines is associated with enhanced cardiovagal baroreflex sensitivity in healthy older adults. Clinical Autonomic Research 2020;30(2):139 View
  3. Wu Y, Johns J, Poitras J, Kimmerly D, O’Brien M. Improving the criterion validity of the activPAL in determining physical activity intensity during laboratory and free-living conditions. Journal of Sports Sciences 2021;39(7):826 View
  4. McAvoy C, Moore C, Aguiar E, Ducharme S, Schuna J, Barreira T, Chase C, Gould Z, Amalbert-Birriel M, Chipkin S, Staudenmayer J, Tudor-Locke C, Mora-Gonzalez J. Cadence (steps/min) and relative intensity in 21 to 60-year-olds: the CADENCE-adults study. International Journal of Behavioral Nutrition and Physical Activity 2021;18(1) View
  5. O’Brien M, Kimmerly D, Mekari S. Greater habitual moderate-to-vigorous physical activity is associated with better executive function and higher prefrontal oxygenation in older adults. GeroScience 2021;43(6):2707 View
  6. O’Brien M, Wojcik W, Fowles J. Validity and Interinstrument Reliability of a Medical Grade Physical Activity Monitor in Older Adults. Journal for the Measurement of Physical Behaviour 2021;4(1):31 View
  7. van Erck D, Dolman C, Snaterse M, Tieland M, Driessen A, Weijs P, Scholte op Reimer W, Henriques J, Schoufour J. Physical activity, dietary intake and quality of life during COVID-19 lockdown in patients awaiting transcatheter aortic valve implantation. Netherlands Heart Journal 2021;29(9):460 View
  8. O'Brien M, Wu Y, Johns J, Poitras J, Kimmerly D. Development and validation of an activPAL accelerometry count-based model of physical activity intensity in adults. Medical Engineering & Physics 2021;95:45 View
  9. O'Brien M, Johns J, Frayne R, Kimmerly D. Comparison of habitual stepping cadence analysis methods: Relationship with step counts. Gait & Posture 2022;92:328 View
  10. O'Brien M, Shivgulam M, Petterson J, Wu Y, Frayne R, Mekari S, Kimmerly D. Habitual sedentary time and stationary time are inversely related to aerobic fitness. Sports Medicine and Health Science 2022;4(4):260 View
  11. O’Brien M, Petterson J, Johns J, Mekary S, Kimmerly D. The impact of different step rate threshold methods on physical activity intensity in older adults. Gait & Posture 2022;94:51 View
  12. Shivgulam M, O’Brien M, Johns J, Petterson J, Wu Y, Frayne R, Kimmerly D. Impact of habitual sedentary patterns on popliteal artery endothelial-dependent vasodilation in healthy adults. Vascular Medicine 2022;27(2):120 View
  13. Tudor-Locke C, Mora-Gonzalez J, Ducharme S, Aguiar E, Schuna J, Barreira T, Moore C, Chase C, Gould Z, Amalbert-Birriel M, Chipkin S, Staudenmayer J. Walking cadence (steps/min) and intensity in 61–85-year-old adults: the CADENCE-Adults study. International Journal of Behavioral Nutrition and Physical Activity 2021;18(1) View
  14. O’Brien M, Wu Y, Petterson J, Frayne R, Kimmerly D. Ecological Validity of Prolonged Sitting Studies: How Well Do They Represent Real-Life Sedentary Patterns? A Pilot Study. Translational Journal of the American College of Sports Medicine 2022;7(1) View
  15. Pellerine L, Petterson J, Shivgulam M, Johansson P, Hettiarachchi P, Kimmerly D, Frayne R, O’Brien M. Step Length, But Not Stepping Cadence, Strongly Predicts Physical Activity Intensity During Jogging and Running. Measurement in Physical Education and Exercise Science 2023;27(4):352 View
  16. McAvoy C, Miller T, Aguiar E, Ducharme S, Moore C, Schuna J, Barreira T, Chase C, Gould Z, Amalbert-Birriel M, Chipkin S, Staudenmayer J, Tudor-Locke C, Bucko A, Mora-Gonzalez J. Cadence (steps/min) and relative intensity in 61 to 85-year-olds: the CADENCE-Adults study. International Journal of Behavioral Nutrition and Physical Activity 2023;20(1) View
  17. Pellerine L, Miller K, Frayne R, O'Brien M. Characterizing objective and self-report habitual physical activity and sedentary time in outpatients with an acquired brain injury. Sports Medicine and Health Science 2024;6(4):338 View
  18. Keating C, Hester R, Thorsen T. High cadence cycling not high work rate, increases gait velocity post-exercise. Sports Biomechanics 2024:1 View
  19. Shivgulam M, Kimmerly D, O’Brien M. Criterion Validity of Commonly Used Sedentary Behavior Questionnaires to Measure Total Sedentary Time in Adults. Journal for the Measurement of Physical Behaviour 2024;7(1) View
  20. Rayner S, Pellerine L, Wu Y, Shivgulam M, Petterson J, Kimmerly D, O’Brien M. Faster stepping cadence partially explains the higher metabolic cost of walking among females versus males. Journal of Applied Physiology 2024;136(5):1238 View
  21. MacDonald E, Morrison E, Shivgulam M, Pellerine L, Kimmerly D, Bray N, Mekari S, O’Brien M. Moderate intensity intermittent lifestyle physical activity is associated with better executive function in older adults. Frontiers in Sports and Active Living 2024;6 View
  22. Shivgulam M, O’Brien M, Wu Y, Liu H, Petterson J, Schwartz B, Kimmerly D. Sitting knee-flexion angle does not influence endothelial-dependent vasodilation in laboratory or free-living conditions. Vascular Medicine 2024;29(4):381 View
  23. Kaoje Y, Mokete L, Dafkin C, Pietrzak J, Sikhauli K, Frimpong E, Meiring R. Cardiometabolic disease risk in relation to objectively measured physical activity, sedentary behaviour in South African adults with knee and hip osteoarthritis. Disability and Rehabilitation 2024:1 View
  24. Pellerine L, Courish M, Petterson J, Shivgulam M, Johansson P, Hettiarachchi P, Kimmerly D, O’Brien M. Assessing the criterion validity of the activPAL CREA v1.3 algorithm and ActiPASS 2023.12 software for detecting steps during a progressive treadmill-based laboratory protocol. Journal of Sports Sciences 2024;42(20):1951 View
  25. MacDonald E, Pellerine L, Miller K, Frayne R, O’Brien M. More absolute moderate-to-vigorous physical activity is associated with better health-related quality of life in outpatients with an acquired brain injury. Frontiers in Rehabilitation Sciences 2024;5 View