S M McGill

Summary

Affiliation: University of Waterloo
Country: Canada

Publications

  1. doi request reprint Invited commentary on intrarater and interrater reliability of select clinical tests in patients referred for diagnostic facet joint blocks in the cervical spine
    Stuart McGill
    Spine Biomechanics Laboratories, Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada Electronic address
    Arch Phys Med Rehabil 94:1635-7. 2013
  2. doi request reprint Predicting performance and injury resilience from movement quality and fitness scores in a basketball team over 2 years
    Stuart M McGill
    Department of Kinesiology, University of Waterloo, Waterloo, Ontario
    J Strength Cond Res 26:1731-9. 2012
  3. doi request reprint Evidence of a double peak in muscle activation to enhance strike speed and force: an example with elite mixed martial arts fighters
    Stuart M McGill
    Department of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada
    J Strength Cond Res 24:348-57. 2010
  4. ncbi request reprint Sitting on a chair or an exercise ball: various perspectives to guide decision making
    S M McGill
    Clinical Biomechanics, Department of Kinesiology, University of Waterloo, Ont, Canada
    Clin Biomech (Bristol, Avon) 21:353-60. 2006
  5. ncbi request reprint Transfer of the horizontal patient: the effect of a friction reducing assistive device on low back mechanics
    S M McGill
    Department of Kinesiology, University of Waterloo, Ontario, Canada
    Ergonomics 48:915-29. 2005
  6. ncbi request reprint Changes in lumbar lordosis modify the role of the extensor muscles
    S M McGill
    Faculty of Applied Health Sciences, Department of Kinesiology, Occupational Biomechanics Laboratory, University of Waterloo, Waterloo, N2L 3G1, Ontario, Canada
    Clin Biomech (Bristol, Avon) 15:777-80. 2000
  7. ncbi request reprint Spinal manipulation causes variable spine kinematic and trunk muscle electromyographic responses
    G J Lehman
    Faculty of Applied Health Sciences, UW Canadian Memorial Chiropractic College Research Clinic, University of Waterloo, Ont, Canada
    Clin Biomech (Bristol, Avon) 16:293-9. 2001
  8. ncbi request reprint Muscle activity and low back loads under external shear and compressive loading
    J P Callaghan
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 20:992-8. 1995
  9. ncbi request reprint Transfer of loads between lumbar tissues during the flexion-relaxation phenomenon
    S M McGill
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 19:2190-6. 1994
  10. ncbi request reprint Lumbar erector spinae oxygenation during prolonged contractions: implications for prolonged work
    S M McGill
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Canada
    Ergonomics 43:486-93. 2000

Collaborators

Detail Information

Publications32

  1. doi request reprint Invited commentary on intrarater and interrater reliability of select clinical tests in patients referred for diagnostic facet joint blocks in the cervical spine
    Stuart McGill
    Spine Biomechanics Laboratories, Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada Electronic address
    Arch Phys Med Rehabil 94:1635-7. 2013
    ..First is a general commentary on reliability of assessment tests, followed by comments specific to this article. ..
  2. doi request reprint Predicting performance and injury resilience from movement quality and fitness scores in a basketball team over 2 years
    Stuart M McGill
    Department of Kinesiology, University of Waterloo, Waterloo, Ontario
    J Strength Cond Res 26:1731-9. 2012
    ..No patterns with injury emerged. These observations have implications for preseason testing and subsequent training programs in an attempt to reduce future injury and enhance playing performance...
  3. doi request reprint Evidence of a double peak in muscle activation to enhance strike speed and force: an example with elite mixed martial arts fighters
    Stuart M McGill
    Department of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada
    J Strength Cond Res 24:348-57. 2010
    ....
  4. ncbi request reprint Sitting on a chair or an exercise ball: various perspectives to guide decision making
    S M McGill
    Clinical Biomechanics, Department of Kinesiology, University of Waterloo, Ont, Canada
    Clin Biomech (Bristol, Avon) 21:353-60. 2006
    ..Also, differences in the pressure distribution at the seat-user interface were quantified for the different seat surfaces to provide an objective perspective on the mechanism influencing perceived comfort levels...
  5. ncbi request reprint Transfer of the horizontal patient: the effect of a friction reducing assistive device on low back mechanics
    S M McGill
    Department of Kinesiology, University of Waterloo, Ontario, Canada
    Ergonomics 48:915-29. 2005
    ..The direction of hand forces and torso position remains important...
  6. ncbi request reprint Changes in lumbar lordosis modify the role of the extensor muscles
    S M McGill
    Faculty of Applied Health Sciences, Department of Kinesiology, Occupational Biomechanics Laboratory, University of Waterloo, Waterloo, N2L 3G1, Ontario, Canada
    Clin Biomech (Bristol, Avon) 15:777-80. 2000
    ..Fiber angles of longissimus thoracis and iliocostalis lumborum at L3 were documented in vivo, using high resolution ultrasound, with the lumbar spine in neutral curve and when fully flexed...
  7. ncbi request reprint Spinal manipulation causes variable spine kinematic and trunk muscle electromyographic responses
    G J Lehman
    Faculty of Applied Health Sciences, UW Canadian Memorial Chiropractic College Research Clinic, University of Waterloo, Ont, Canada
    Clin Biomech (Bristol, Avon) 16:293-9. 2001
    ..Analytic cohort with a convenience sample in a research clinic...
  8. ncbi request reprint Muscle activity and low back loads under external shear and compressive loading
    J P Callaghan
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 20:992-8. 1995
    ..Biomechanical models that use the objective criterion of minimum joint load may not be representative of the motor control system, at least in the low back...
  9. ncbi request reprint Transfer of loads between lumbar tissues during the flexion-relaxation phenomenon
    S M McGill
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 19:2190-6. 1994
    ..Loading of the interspinous and supraspinous ligaments, in particular, was high relative to their failure tolerance...
  10. ncbi request reprint Lumbar erector spinae oxygenation during prolonged contractions: implications for prolonged work
    S M McGill
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Canada
    Ergonomics 43:486-93. 2000
    ....
  11. ncbi request reprint Three-dimensional kinematics and trunk muscle myoelectric activity in the elderly spine - a database compared to young people
    S M McGill
    Occupational Biomechanics Laboratory, Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Waterloo, Ont, Canada
    Clin Biomech (Bristol, Avon) 14:389-95. 1999
    ..To establish a database of lumbar spine kinematics and muscle activation profiles for a healthy elderly population...
  12. ncbi request reprint Assessment of an EMG-based method for continuous estimates of low back compression during asymmetrical occupational tasks
    M I Mientjes
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    Ergonomics 42:868-79. 1999
    ..Estimates of spine compression at a specific probability, and estimates obtained during task combinations dominated by an axial twisting moment, are poor...
  13. ncbi request reprint The influence of lordosis on axial trunk torque and trunk muscle myoelectric activity
    S M McGill
    Department of Kinesiology, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 17:1187-93. 1992
    ..e., passive tissue) contribute significantly to axial torque production and that the flexed and twisted spine is less able to resist applied axial torques, possibly increasing the risk of torsional injury...
  14. ncbi request reprint Trunk muscle and lumbar ligament contributions to dynamic lifts with varying degrees of trunk flexion
    J R Potvin
    Department of Kinesiology, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 16:1099-107. 1991
    ..The risk of injury may be influenced more by the degree of lumbar flexion than the choice of stoop or squat technique...
  15. ncbi request reprint Distribution of tissue loads in the low back during a variety of daily and rehabilitation tasks
    S M McGill
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, ON, Canada
    J Rehabil Res Dev 34:448-58. 1997
    ..Specific data are provided to guide selection of various abdominal and low back exercises. Finally, some hypotheses and opinions are offered for possible improvements in clinical success...
  16. ncbi request reprint Intervertebral disc herniation: studies on a porcine model exposed to highly repetitive flexion/extension motion with compressive force
    J P Callaghan
    Occupational Biomechanics and Safety Laboratories, Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Ont, N2L 3G1, Waterloo, Canada
    Clin Biomech (Bristol, Avon) 16:28-37. 2001
    ..This study was designed to examine the biomechanical response and failure mechanics of spine motion segments to highly repetitive low magnitude complex loading...
  17. ncbi request reprint Anterior shear of spinal motion segments. Kinematics, kinetics, and resultant injuries observed in a porcine model
    V R Yingling
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 24:1882-9. 1999
    ..Fractures in the pars interarticularis may not greatly weaken the joint, given the dominant role of the disc, but compromise its normal kinematics. Clinically, this may explain the occurrence of pars fractures, without total disability...
  18. ncbi request reprint Does methocarbamol affect fatigue markers in the low-back electromyogram?
    J Boakes
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    J Electromyogr Kinesiol 8:423-7. 1998
    ....
  19. ncbi request reprint Low back exercises: evidence for improving exercise regimens
    S M McGill
    Department of Kinesiology, Faculty of Applied Health Sciences, University of Waterloo, Ontario, Canada
    Phys Ther 78:754-65. 1998
    ..These exercises form a basic program for rehabilitation and maintenance of low back health...
  20. ncbi request reprint Kinetic potential of the lumbar trunk musculature about three orthogonal orthopaedic axes in extreme postures
    S M McGill
    Department of Kinesiology, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 16:809-15. 1991
    ..This observation supports the notion held by some therapists that conditioning of the erector spinae is of utmost importance...
  21. ncbi request reprint Spinal shrinkage during repetitive controlled torsional, flexion and lateral bend motion exertions
    G Au
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Canada
    Ergonomics 44:373-81. 2001
    ..These data suggest that repetitive torsional motions impose a larger cumulative loading on the spine when compared with controlled lateral or flexion motion tasks of a similar moment...
  22. ncbi request reprint Effects of a mechanical pain stimulus on erector spinae activity before and after a spinal manipulation in patients with back pain: a preliminary investigation
    G J Lehman
    University of Waterloo Canadian Memorial Chiropractic College Research Clinic, Faculty of Applied Health Sciences, University of Waterloo, Toronto, Ontario, Canada
    J Manipulative Physiol Ther 24:402-6. 2001
    ....
  23. ncbi request reprint Atlas-axis facet asymmetry. Implications in manual palpation
    J K Ross
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 24:1203-9. 1999
    ..For spine palpation to be a valid indicator for manipulation, the clinician applying it must first be able to differentiate between asymmetrical motion caused by vertebral fixation and that caused by asymmetrical joint anatomy...
  24. ncbi request reprint On the implications of interpreting the stability index: a spine example
    S J Howarth
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Waterloo, Ont, Canada N2L 3G1
    J Biomech 37:1147-54. 2004
    ..However they appear to differ in their sensitivity to the effect of muscle activation patterns...
  25. ncbi request reprint Spinal posture and prior loading history modulate compressive strength and type of failure in the spine: a biomechanical study using a porcine cervical spine model
    J L Gunning
    Department of Kinesiology, Spine Biomechanics Laboratory, Faculty of Applied Health Sciences, University of Waterloo, Waterloo, ON, Canada N2L 3G1
    Clin Biomech (Bristol, Avon) 16:471-80. 2001
    ..Loading history also modulated the site of failure. CONCLUSIONS: The spine may be more prone to injury early in the morning when the discs are at their greatest level of hydration and/or when they are in a fully flexed posture...
  26. ncbi request reprint Low back stability: from formal description to issues for performance and rehabilitation
    S M McGill
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Waterloo, Ontario, Canada
    Exerc Sport Sci Rev 29:26-31. 2001
    ..The objective is to challenge muscle systems to achieve sufficient functional stability but in a way that spares the spine of excessive exacerbating load...
  27. ncbi request reprint Classification of low back pain with the use of spectral electromyogram parameters
    J P Peach
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 23:1117-23. 1998
    ..Models based on 60% of maximum voluntary contraction demonstrated results comparable with those of previous research using 40% and 80% of maximum voluntary contraction...
  28. ncbi request reprint Estimation of force and extensor moment contributions of the disc and ligaments at L4-L5
    S M McGill
    Department of Kinesiology, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 13:1395-402. 1988
    ..Simulated compressive loads of 6300 N were noted to allow an additional 2 degrees of flexion at the joint...
  29. ncbi request reprint Changes in spine length during and after seated whole-body vibration
    A Sullivan
    Department of Kinesiology, University of Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 15:1257-60. 1990
    ..It is hypothesized that this "rebound" effect is due to an inflammatory response in the spine...
  30. ncbi request reprint Traction may enhance the imaging of spine injuries with plane radiographs: implications for the laboratory versus the clinic
    S M McGill
    Faculty of Applied Health Sciences, Department of Kinesiology, University of Waterloo, Ont, Canada
    Clin Biomech (Bristol, Avon) 14:291-5. 1999
    ..It was hypothesized that traction loads would enhance injury manifestation on planar radiographic images...
  31. ncbi request reprint A comparison of lumbar range of motion and functional ability scores in patients with low back pain: assessment for range of motion validity
    K A Parks
    Faculty of Applied Health Sciences, University of Waterloo, Waterloo, Ontario, Canada
    Spine (Phila Pa 1976) 28:380-4. 2003
    ..A clinical convenience sample of workers with low back problems was tested once for a variety of parameters...
  32. ncbi request reprint Quantification of the differences in electromyographic activity magnitude between the upper and lower portions of the rectus abdominis muscle during selected trunk exercises
    G J Lehman
    University of Waterloo-Canadian Memorial Chiropractic College (UW-CMCC) Research Clinic, Faculty of Applied Health Sciences, University of Waterloo, Waterloo, Ontario, Canada
    Phys Ther 81:1096-101. 2001
    ..DISCUSSION AND CONCLUSION: Normalizing the EMG signal led the authors to believe that the differences between the portions of the rectus abdominis muscle are small and may lack clinical or therapeutic relevance...