European Journal of Obstetrics & Gynecology and Reproductive Biology
Volume 147, Issue 1 , Pages 25-28 , November 2009

Postural sway changes during pregnancy: A descriptive study using stabilometry

  • Liliam F. Oliveira

      Affiliations

    • Sport and Physical Education School, Federal University of Rio de Janeiro, 21941-590 Rio de Janeiro, Brazil
    • Corresponding Author InformationCorresponding author. Tel.: +55 21 2562 6824; fax: +55 21 2562 6826.
    • ,
  • Taian M.M. Vieira

      Affiliations

    • Laboratorio di Ingegneria del Sistema Neuromuscolare, Dipartimento di Elettronica, Politecnico di Torino, Italy
    • ,
  • Adriana R. Macedo

      Affiliations

    • Sport and Physical Education School, Federal University of Rio de Janeiro, 21941-590 Rio de Janeiro, Brazil
    • ,
  • David M. Simpson

      Affiliations

    • Institute of Sound and Vibration Research, University of Southampton, UK
    • ,
  • Jurandir Nadal

      Affiliations

    • Biomedical Engineering Program, Federal University of Rio de Janeiro, Brazil

Received 17 September 2008 ,Revised 29 May 2009 ,Accepted 30 June 2009.

References 

  1. Jensen RK, Doucet S, Treitz T. Changes in segment mass and mass distribution during pregnancy. J Biomech. 1996;29:251–256
  2. Fries EC, Hellebrandt FA. The influence of pregnancy on the location of the center of gravity, postural stability, and body alignment. Am J Obstet Gynecol. 1943;46:374–380
  3. Gilleard WL, Crosbie J, Smith R. Static trunk posture in sitting and standing during pregnancy and early postpartum. Arch Phys Med Rehabil. 2002;83:1739–1744
  4. Dumas GA, Heid JG, Wolfe LA, Griffin MP, McGrath MJ. Exercise, posture and back pain during pregnancy. Part 1. Exercise and posture. Clin Biomech. 1995;10:104–109
  5. Nicholls JA, Grieve DW. Posture, performance and discomfort in pregnancy. Appl Ergon. 1992;23:128–132
  6. Lee YH, Her LL, Tsuang YH. A comparison of sitting posture adaptations of pregnant and non-pregnant females. Int J Indust Ergon. 1999;23:391–396
  7. Paul JA, Sallé H, Frings-Dresen MHW. Effect of posture on hip joint moment during pregnancy, while performing a standing task. Clin Biomech. 1996;11:111–115
  8. Nyska M, Sofer D, Porat A, Howard CB, Levi A, Meizner I. Plantar foot pressures in pregnant women. Isr J Med Sci. 1997;33:139–146
  9. Butler EB, Cólon I, Druzin ML, Rose J. Postural equilibrium during pregnancy: decreased stability with a increased reliance on visual cues. Am J Obstet Gynecol. 2006;195:1104–1108
  10. Jang J, Hsiao KT, Hsiao-Wecksler ET. Balance (perceived and actual) and preferred stance width during pregnancy. Clin Biomech. 2008;23:468–476
  11. Morasso PG, Schieppati M. Can muscle stiffness alone stabilize upright standing?. J Neurophysiol. 1999;82:1622–1626
  12. Horak FB. Postural control. In:  Binder MD,  Hirokawa N,  Windhorst U editor. Encyclopedia of neuroscience. Berlin, Heidelberg: Springer-Verlag; 2009;
  13. Loram ID, Maganaris CM, Lakie M. Human postural sway results from frequent, ballistic bias impulses by soleus and gastrocnemius. J Physiol. 2005;564:295–311
  14. Loram ID, Lakie M. Direct measurement of human ankle stiffness during quiet standing: the intrinsic mechanical stiffness is insufficient for stability. J Physiol. 2002;545:1041–1053
  15. Kawakami O, Sudoh H, Koike Y. Control of upright standing posture during low-frequency linear oscillation. Neurosci Res. 1998;30:333–342
  16. Winter DA, Patla EA, Prince F, Ishac M, Gielo-Perczak K. Stiffness control of balance in quiet standing. J Neurophysiol. 1998;80:1211–1221
  17. Loram ID, Gawthrop PJ, Lakie M. The frequency of human, manual adjustments in balancing an inverted pendulum is constrained by intrinsic physiological factors. J Physiol. 2006;577:417–432
  18. Oliveira LF, Simpsom DM, Nadal J. Calculation of area of stabilometric signals using principal components analysis. Physiol Meas. 1996;17:305–312
  19. Oliveira LF, Simpsom DM, Nadal J. Autoregressive spectral analysis of stabilometric signals. In: Proceedings of the 16th Ann. Int. Conf. IEEE Engineering in Medicine and Biology. Baltimore. 1994;
  20. Mello RGT, Oliveira LF, Nadal J. Anticipation mechanism in body sway control and the influence of muscle fatigue. J Electromyogr Kinesiol. 2007;17:739–746
  21. Kirby R, Price NA, Macleod DA. The influence of foot position on standing balance. J Biomech. 1987;20:423–427
  22. Chiari L, Rocchi L, Cappello A. Stabilometric parameters are affected by anthropometry and foot placement. Clin Biomech. 2002;17:666–667
  23. French Association of Posturology, Normes 85 – Editées par l”Association Française de Posturologie. 4. Avenue de Corbéra, 75012 Paris, France; 1985.
  24. Bizzo G, Guillet N, Patat A, Gagey PM. Specifications for building a vertical force platform designed for clinical stabilometry. Med Biol Eng Comput. 1985;23:474–476
  25. Morrison DF. Multivariate statistical methods. 2nd ed.. Auckland: McGraw-Hill; 1978;
  26. Bräuer D, Seidel H. The autoregressive structure of postural sway. Agressol. 1980;21E:101–104
  27. Nasher LM. Sensory, neuromuscular and biomechanical contributions to human balance. In: Proceedings of the APTA Forum. Nashville. 1989;p. 4–12
  28. Vieira TMM, Oliveira LF, Nadal J. An overview of age-related changes in postural control during quiet standing tasks using classical and modern stabilometric descriptors. J Electromyogr Kinesiol. 2008;
  29. Shiavi R. Introduction to applied statistical signal analysis. 2nd ed.. San Diego, CA: Academic Press; 1999;
  30. Loram ID, Kelly S, Lakie M. Human balancing of an inverted pendulum: is sway size controlled by ankle impedance?. J Physiol. 2001;532:879–891

☆ This study was conducted in Rio de Janeiro, Brazil.

PII: S0301-2115(09)00433-3

doi: 10.1016/j.ejogrb.2009.06.027

European Journal of Obstetrics & Gynecology and Reproductive Biology
Volume 147, Issue 1 , Pages 25-28 , November 2009

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