Between- and within-subject variance of motor variability metrics in females performing repetitive upper-extremity precision work

Journal of Electromyography and Kinesiology

Volumn 25, Issue 1, 2015, Pages 121-129

  Srinivasan, Divya ^a   Rudolfsson, Thomas ^a,b   Mathiassen, Svend Erik ^a  

^a UNIVERSITY OF GÄVLE   (Sweden)

^b UMEÅ UNIVERSITY   (Sweden)

Author keywords

Kinematics reliability; Movement variability; Pipetting; Precision motor control; Repetitive work

Indexed keywords

ADULT; ARM MOVEMENT; ARTICLE; ELBOW FLEXION; FEMALE; HAND MOVEMENT; HUMAN; HUMAN EXPERIMENT; KINEMATICS; MIDDLE AGED; MOTOR COORDINATION; MOTOR PERFORMANCE; NORMAL HUMAN; RANGE OF MOTION; ANALYSIS OF VARIANCE; ARM; BIOMECHANICS; JOINT CHARACTERISTICS AND FUNCTIONS; MOVEMENT (PHYSIOLOGY); MUSCLE CONTRACTION; PHYSIOLOGY; SKELETAL MUSCLE;

ADULT; ANALYSIS OF VARIANCE; BIOMECHANICAL PHENOMENA; FEMALE; HUMANS; MOVEMENT; MUSCLE CONTRACTION; MUSCLE, SKELETAL; RANGE OF MOTION, ARTICULAR; UPPER EXTREMITY;

EID: 84921456661     PISSN: 10506411     EISSN: 18735711     Source Type: Journal    
DOI: 10.1016/j.jelekin.2014.10.011     Document Type: Article

References (44)

1. Adamovich S.V., Archambault P.S., Ghafouri M., Levin M.F., Poizner H., Feldman A.G. Hand trajectory invariance in reaching movements involving the trunk. Exp Brain Res 2001, 138(3):288-303.
2. Arutyunyan G.H., Gurfinkel V.S., Mirskii M.L. Organization of movements of a man carrying out an exactitude posture task. Biophysics 1969, 14:1103-1107.
3. Bartlett R., Wheat J., Robins M. Is movement variability important for sports biomechanists?. Sports Biomech 2007, 6(2):224-243.
4. Browne R.H. On the use of a pilot sample for sample size determination. Stat Med 1995, 14:1933-1940.
5. Chau T., Young S., Redekop S. Managing variability in the summary and comparison of gait data. J Neuroeng Rehab 2005, 2:22.
6. Cifrek M., Medved V., Tonkovic S., Ostojic S. Surface EMG based muscle fatigue evaluation in biomechanics. Clin Biomech (Bristol, Avon) 2009, 24(4):327-340.
7. Cote J.N., Raymond D., Mathieu P.A., Feldman A.G., Levin M.F. Differences in multi-joint kinematic patterns of repetitive hammering in healthy, fatigued and shoulder-injured individuals. Clin Biomech 2005, 20(6):581-590.
8. Daly J.J., Sng K., Roenigk K., Fredrickson E., Dohring M. Intra-limb coordination deficit in stroke survivors and response to treatment. Gait Posture 2007, 25(3):412-418.
9. Davids K., Glazier P., Araujo D., Bartlett R. Movement systems as dynamical systems: the functional role of variability and its implications for sports medicine. Sports Med 2003, 33(4):245-260.
10. Domkin D., Laczko J., Djupsjobacka M., Jaric S., Latash M.L. Joint angle variability in 3D bimanual pointing: uncontrolled manifold analysis. Exp Brain Res 2005, 163(1):44-57.
11. Field-Fote E.C., Tepavac D. Improved intralimb coordination in people with incomplete spinal cord injury following training with body weight support and electrical stimulation. Phys Ther 2002, 82(7):707-715.
12. Glazier P, Davids K, Bartlett R. Dynamical systems theory: a relevant framework for performance-oriented sports biomechanics research. Sportscience 7; 2003 <>. http://www.sportsci.org/jour/03/psg.htm.
13. Hamill J., van Emmerick R.E.A. Variability and stability: a dynamical systems perspective. J Appl Biomech 2000, 16(4):392-393.
14. Hamill J., van Emmerik R.E., Heiderscheit B.C., Li L. A dynamical systems approach to lower extremity running injuries. Clin Biomech 1999, 14(5):297-308.
15. Hamill J., Haddad J.M., McDermott W.J. Issues in quantifying variability from a dynamical systems perspective. J Appl Biomech 2000, 16:407-418.
16. Hausdorff J.M., Edelberg H.K., Mitchell S.L., Goldberger A.L., Wei J.Y. Increased gait unsteadiness in community-dwelling elderly fallers. Arch Phys Med Rehab 1997, 78(3):278-283.
17. Hausdorff J.M., Rios D.A., Edelberg H.K. Gait variability and fall risk in community-living older adults: a 1-year prospective study. Arch Phys Med Rehab 2001, 82(8):1050-1056.
18. Heiderscheit B.C. Movement variability as a clinical measure for locomotion. J Appl Biomech 2000, 16(4):419-427.
19. Hollman J.H., Childs K.B., McNeil M.L., Mueller A.C., Quilter C.M., Youdas J.W. Number of strides required for reliable measurements of pace, rhythm and variability parameters of gait during normal and dual task walking in older individuals. Gait Posture 2010, 32(1):23-28.
20. Huysmans M.A., Hoozemans M.J., van der Beek A.J., de Looze M.P., van Dieen J.H. Position sense acuity of the upper extremity and tracking performance in subjects with non-specific neck and upper extremity pain and healthy controls. J Rehab Med 2010, 42(9):876-883.
21. Kraemer H.C., Thieman S. How many subjects? Statistical power analysis in research 1987, SAGE Publications, Newbury Park.
22. Lamoth C.J., Meijer O.G., Daffertshofer A., Wuisman P.I., Beek P.J. Effects of chronic low back pain on trunk coordination and back muscle activity during walking: changes in motor control. Eur Spine J 2006, 15(1):23-40.
23. Lomond K.V., Cote J.N. Movement timing and reach to reach variability during a repetitive reaching task in persons with chronic neck/shoulder pain and healthy subjects. Exp Brain Res 2010, 206(3):271-282.
24. Madeleine P. On functional motor adaptations: from the quantification of motor strategies to the prevention of musculoskeletal disorders in the neck-shoulder region. Acta Physiol (Oxf) 2010, 199(Suppl 679):1-46.
25. Madeleine P., Madsen T.M.T. Changes in the amount and structure of motor variability during a deboning process are associated with work experience and neck-shoulder discomfort. Appl Ergon 2009, 40(5):887-894.
26. Madeleine P., Mathiassen S.E., Arendt-Nielsen L. Changes in the degree of motor variability associated with experimental and chronic neck-shoulder pain during a standardised repetitive arm movement. Exp Brain Res 2008, 185(4):689-698.
27. Mathiassen S.E. Diversity and variation in biomechanical exposure: what is it, and why would we like to know?. Appl Ergon 2006, 37(4):419-427.
28. Mathiassen S.E., Burdorf A., van der Beek A.J. Statistical power and measurement allocation in ergonomic intervention studies assessing upper trapezius EMG amplitude - a case study of assembly work. J Electromyogr Kinesiol 2002, 12(1):45-57.
29. Mathiassen S.E., Moller T., Forsman M. Variability in mechanical exposure within and between individuals performing a highly constrained industrial work task. Ergonomics 2003, 46(8):800-824.
30. Newell KM, Slifkin AB. The nature of movement variability. Motor behavior and human skill. A multidisciplinary approach. J. P. Piek, Human kinetics; 1998.
31. Owings T.M., Grabiner M.D. Measuring step kinematic variability on an instrumented treadmill: how many steps are enough?. J Biomech 2003, 36(8):1215-1218.
32. Park J.K., Buchholz B. Effects of work surface height on muscle activity and posture of the upper extremity during simulated pipetting. Ergonomics 2013, 56(7):1147-1158.
33. Preatoni E., Hamill J., Harrison A.J., Hayes K., Van Emmerik R.E.A., Wilson C., et al. Movement variability and skills monitoring in sports. Sports Biomech 2013, 12(2):69-92.
34. Riley M.A., Turvey M.T. Variability and determinism in motor behavior. J Mot Behav 2002, 34(2):99-125.
35. Robins M, Davids K, Bartlett R, Wheat JS. Changes in compensatory variability as a function of task expertise and distance during basketball shooting. In: Motor performance and control ISBS conference 2008. Seoul, South Korea; 2008.
36. Sandlund J., Roijezon U., Bjorklund M., Djupsjobacka M. Acuity of goal-directed arm movements to visible targets in chronic neck pain. J Rehab Med 2008, 40(5):366-374.
37. Searle S.R., Casella G., McCulloch C.E. Variance components 1992, John Wiley and Sons, New York.
38. Slifkin A.B., Newell K.M. Is variability in human performance a reflection of system noise?. Curr Dir Psychol Sci 1998, 7(6):170-177.
39. Srinivasan D., Mathiassen S.E. Motor variability in occupational health and performance. Clin Biomech (Bristol, Avon) 2012, 27(10):979-993.
40. van Emmerik R.E.A., van Wegen E.E.H. On variability and stability in human movement. J Appl Biomech 2000, 16(4):394-406.
41. van Emmerik R.E.A., van Wegen E.E.H. On the functional aspects of variability in postural control. Exerc Sport Sci Rev 2002, 30(4):177-183.
42. van Iersel M.B., Kessels R.P., Bloem B.R., Verbeek A.L., Olde Rikkert M.G. Executive functions are associated with gait and balance in community-living elderly people. J Gerontol A Biol Sci Med Sci 2008, 63(12):1344-1349.
43. Vogt L., Segieth C., Banzer W., Himmelreich H. Movement behaviour in patients with chronic neck pain. Physiother Res Int 2007, 12(4):206-212.
44. Wu G., van der Helm F.C.T., Veeger H.E.J., Makhsous M., Van Roy P., Anglin C., et al. ISB recommendation on definitions of joint coordinate systems of various joints for the reporting of human joint motion - Part II: shoulder, elbow, wrist and hand. J Biomech 2005, 38(5):981-992.