Repeatability of electromyography normalization of the neck and shoulder muscles in symptomatic office workers

References

• Johnston V, Souvlis T, Jimmieson NL, et al. Associations between individual and workplace risk factors for self-reported neck pain and disability among female office workers. Appl Ergon. 2008;39(2):171–182. doi: 10.1016/j.apergo.2007.05.011
   PubMed Web of Science ®Google Scholar
• Huisstede BMA, Miedema HS, Verhagen AP, et al. Multidisciplinary consensus on the terminology and classification of complaints of the arm, neck and/or shoulder. Occup Environ Med. 2007;64(5):313–319. doi: 10.1136/oem.2005.023861
   PubMed Web of Science ®Google Scholar
• Andersen LL, Mortensen OS, Hansen JV, et al. A prospective cohort study on severe pain as a risk factor for long-term sickness absence in blue- and white-collar workers. Occup Environ Med. 2011;68(8):590–592. doi:doi: 10.1136/oem.2010.056259
   PubMed Web of Science ®Google Scholar
• Boström M, Dellve L, Thomée S, et al. Risk factors for generally reduced productivity – a prospective cohort study of young adults with neck or upper-extremity musculoskeletal symptoms. Scand J Work Environ Health. 2008;34(2):120–132. doi:doi: 10.5271/sjweh.1218
   PubMed Web of Science ®Google Scholar
• Wigaeus Tornqvist E, Hagberg M, Hagman M, et al. The influence of working conditions and individual factors on the incidence of neck and upper limb symptoms among professional computer users. Int Arch Occup Environ Health. 2009;82(6):689–702. doi:doi: 10.1007/s00420-009-0396-7
   PubMed Web of Science ®Google Scholar
• Akrouf QA, Crawford JO, Al-Shatti AS, et al. Musculoskeletal disorders among bank office workers in Kuwait. East Mediterr Health J. 2010;16(1):94–100.
   PubMedGoogle Scholar
• Westgaard RH, Vasseljen O, Holte KA. Trapezius muscle activity as a risk indicator for shoulder and neck pain in female service workers with low biomechanical exposure. Ergonomics. 2001;44(3):339–353. doi: 10.1080/00140130119649
   PubMed Web of Science ®Google Scholar
• Szeto GPY, Straker LM, O’Sullivan PB. EMG median frequency changes in the neck-shoulder stabilizers of symptomatic office workers when challenged by different physical stressors. J Electromyogr Kinesiol. 2005;15(6):544–555. doi:doi: 10.1016/j.jelekin.2005.06.004
   PubMed Web of Science ®Google Scholar
• Szeto GPY, Straker LM, O’Sullivan PB. A comparison of symptomatic and asymptomatic office workers performing monotonous keyboard work – 1: neck and shoulder muscle recruitment patterns. Man Ther. 2005;10(4):270–280. doi:doi: 10.1016/j.math.2005.01.004
   PubMed Web of Science ®Google Scholar
• van der Beek AJ, Frings-Dresen MH. Assessment of mechanical exposure in ergonomic epidemiology. Occup Environ Med. 1998;55(5):291–299. doi: 10.1136/oem.55.5.291
   PubMed Web of Science ®Google Scholar
• Vøllestad NK. Measurement of human muscle fatigue. J Neurosci Methods. 1997;74(2):219–227. doi: 10.1016/S0165-0270(97)02251-6
   PubMed Web of Science ®Google Scholar
• Cifrek M, Medved V, Tonković S, et al. Surface EMG based muscle fatigue evaluation in biomechanics. Clin Biomech (Bristol, Avon.). 2009;24(4):327–340. doi:doi: 10.1016/j.clinbiomech.2009.01.010
   PubMed Web of Science ®Google Scholar
• Mathiassen SE, Winkel J, Hägg GM. Normalization of surface EMG amplitude from the upper trapezius muscle in ergonomic studies – a review. J Electromyogr Kinesiol. 1995;5(4):197–226. doi: 10.1016/1050-6411(94)00014-X
   PubMed Web of Science ®Google Scholar
• Farina D, Merletti R, Enoka RM. The extraction of neural strategies from the surface EMG. J Appl Physiol. 2004;96(4):1486–1495. doi: 10.1152/japplphysiol.01070.2003
   PubMed Web of Science ®Google Scholar
• Bonato P, Roy SH, Knaflitz M, et al. Time-frequency parameters of the surface myoelectric signal for assessing muscle fatigue during cyclic dynamic contractions. IEEE Trans Biomed Eng. 2001;48(7):745–753. doi: 10.1109/10.930899
   PubMed Web of Science ®Google Scholar
• Finsterer J. EMG-interference pattern analysis. J Electromyogr Kinesiol. 2001;11(4):231–246. doi: 10.1016/S1050-6411(01)00006-2
   PubMed Web of Science ®Google Scholar
• Kleine B-U, Schumann N-P, Bradl I, et al. Surface EMG of shoulder and back muscles and posture analysis in secretaries typing at visual display units. Int Arch Occup Environ Health. 1999;72(6):387–394. doi: 10.1007/s004200050390
   PubMed Web of Science ®Google Scholar
• Hägg GM. Interpretation of EMG spectral alterations and alteration indexes at sustained contraction. J Appl Physiol. 1992;73(4):1211–1217.
   PubMed Web of Science ®Google Scholar
• Hägg GM, Kadefors R. EMG alterations at sustained contractions with special emphasis on applications in ergonomics. In: Kumar S, Minal A, editors. Electromyography in ergonomics. London: Taylor & Francis; 1996. p. 163–181.
   Google Scholar
• Hägg GM, Melin B, Kadefors R. Application in ergonomics. In: Merletti R, Parker P, editors. Electromyography physiology, engineering, and noninvasive applications. Hoboken (NJ): Wiley; 2004. p. 343–358.
   Google Scholar
• Choi H, Vanderby R Jr. Comparison of biomechanical human neck models: muscle forces and spinal loads at C4/5 level. J Appl Biomech. 1999;15:120–138. doi: 10.1123/jab.15.2.120
   Web of Science ®Google Scholar
• Burnett A, Green J, Netto K, et al. Examination of EMG normalisation methods for the study of the posterior and posterolateral neck muscles in healthy controls. J Electromyogr Kinesiol. 2007;17(5):635–641. doi:doi: 10.1016/j.jelekin.2006.06.003
   PubMed Web of Science ®Google Scholar
• Mirka GA. The quantification of EMG normalization error. Ergonomics. 1991;34(3):343–352. doi: 10.1080/00140139108967318
   PubMed Web of Science ®Google Scholar
• Sommerich CM, Joines SM, Hermans V, et al. Use of surface electromyography to estimate neck muscle activity. J Electromyogr Kinesiol. 2000;10(6):377–398. doi:doi: 10.1016/S1050-6411(00)00033-X
   PubMed Web of Science ®Google Scholar
• Netto KJ, Burnett AF. Reliability of normalisation methods for EMG analysis of neck muscles. Work. 2006;26(2):123–130.
   PubMedGoogle Scholar
• Kumar S, Narayan Y, Amell T. Cervical strength of young adults in sagittal, coronal, and intermediate planes. Clin Biomech (Bristol, Avon). 2001;16(5):380–388. doi:doi: 10.1016/S0268-0033(01)00023-7
   PubMed Web of Science ®Google Scholar
• Moroney SP, Schultz AB, Miller JAA. Analysis and measurement of neck loads. J Orthop Res. 1988;6(5):713–720. doi:doi: 10.1002/jor.1100060514
   PubMed Web of Science ®Google Scholar
• Schuldt K, Harms-Ringdahl K. E.m.g./moment relationships in neck muscles during isometric cervical spine extension. Clin Biomech (Bristol, Avon). 1988;3(2):58–65. doi:doi: 10.1016/0268-0033(88)90046-0
   PubMed Web of Science ®Google Scholar
• Winkel J, Mathiassen SE, Hägg GM. Normalization of upper trapezius EMG amplitude in ergonomic studies. J Electromyogr Kinesiol. 1995;5(4):195–196. doi: 10.1016/1050-6411(96)85581-7
   PubMed Web of Science ®Google Scholar
• Kallenberg LAC, Preece S, Nester C, et al. Reproducibility of MUAP properties in array surface EMG recordings of the upper trapezius and sternocleidomastoid muscle. J Electromyogr Kinesiol. 2009;19(6):e536–e542. doi:doi: 10.1016/j.jelekin.2008.11.012
   PubMed Web of Science ®Google Scholar
• Falla D, Dall’Alba P, Rainoldi A, et al. Repeatability of surface EMG variables in the sternocleidomastoid and anterior scalene muscles. Eur J Appl Physiol. 2002;87(6):542–549. doi:doi: 10.1007/s00421-002-0661-x
   PubMed Web of Science ®Google Scholar
• Gogia P, Sabbahi M. Median frequency of the myoelectric signal in cervicalparaspinal muscles. Arch Phys Med Rehabil. 1990;71(6):408–414.
   PubMed Web of Science ®Google Scholar
• Gogia PP, Sabbahi MA. Changes in fatigue characteristics of cervical paraspinal muscles with posture. Spine (Phila Pa 1976). 1991;16(10):1135–1140. doi: 10.1097/00007632-199110000-00001
   PubMed Web of Science ®Google Scholar
• Marker RJ, Balter JE, Nofsinger ML, et al. Upper trapezius muscle activity in healthy office workers: reliability and sensitivity of occupational exposure measures to differences in sex and hand dominance. Ergonomics. 2016;59(9):1205–1214. doi:doi: 10.1080/00140139.2015.1130860
   PubMed Web of Science ®Google Scholar
• Thuresson M, Ang B, Linder J, et al. Intra-rater reliability of electromyographic recordings and subjective evaluation of neck muscle fatigue among helicopter pilots. J Electromyogr Kinesiol. 2005;15(3):323–331. doi: 10.1016/j.jelekin.2004.11.001
   PubMed Web of Science ®Google Scholar
• WHO. Expert Consultation. Appropriate body-mass index for Asian populations and its implications for policy and intervention strategies. Lancet. 2004;363(9403):157–163. doi:doi: 10.1016/S0140-6736(03)15268-3
   PubMed Web of Science ®Google Scholar
• Agur AMR, Dalley AF. Grant's atlas of anatomy. 13th ed. Philadelphia (PA): Wolters Kluwer Health/Lippincott Williams & Wilkins; 2013.
   Google Scholar
• Beretta Piccoli M, Rainoldi A, Heitz C, et al. Innervation zone locations in 43 superficial muscles: toward a standardization of electrode positioning. Muscle Nerve. 2014;49(3):413–421. doi:doi: 10.1002/mus.23934
   PubMed Web of Science ®Google Scholar
• Freriks B, Hermens HJ, Roessing. SENIAM 9: European recommendations for surface electromyography, results of the SENIAM project [CD-ROM]. Enschede: Research and Development; 1999.
   Google Scholar
• Jensen C, Vasseljen O Jr, Westgaard RH. Estimating maximal EMG amplitude for the trapezius muscle: On the optimization of experimental procedure and electrode placement for improved reliability and increased signal amplitude. J Electromyogr Kinesiol. 1996;6(1):51–58. doi:doi: 10.1016/1050-6411(94)00012-3
   PubMed Web of Science ®Google Scholar
• Szeto GPY, Straker LM, O’Sullivan PB. A comparison of symptomatic and asymptomatic office workers performing monotonous keyboard work – 2: neck and shoulder kinematics. Man Ther. 2005;10(4):281–291. doi:doi: 10.1016/j.math.2005.01.005
   PubMed Web of Science ®Google Scholar
• Konrad P. The ABC of EMG: a practical introduction to kinesiological electromyography. Scottsdale (AZ): Noraxon; 2006.
   Google Scholar
• De Luca CJ. The use of surface electromyography in biomechanics. J Appl Biomech. 1997;13(2):135–163. doi:doi: 10.1123/jab.13.2.135
   Web of Science ®Google Scholar
• Hansson GÅ, Asterland P, Skerfving S. Acquisition and analysis of whole-day electromyographic field recordings. In: Hermens HJ, Hägg G, Freriks B, editors. European applications of surface electromyography. Proceedings of the second general SENIAM workshop; 1997 June 13–14. Stockholm: Roessingh Research and Development; 1997. p. 19–27.
   Google Scholar
• Portney LG, Watkins MP. Foundations of clinical research applications to practice. 3rd ed. Upper Saddle Rever (NJ): Pearson Prentice Hall; 2009.
   Google Scholar
• Keller A, Gunderson R, Reiderås O, et al. Reliability of computed tomography measurements of paraspinal muscle cross-sectional area and density in patients with chronic low back pain. Spine (Phila Pa 1976). 2003;28(13):1455–1460.
   PubMed Web of Science ®Google Scholar
• Oksanen A, Ylinen JJ, Pöyhönen T, et al. Repeatability of electromyography and force measurements of the neck muscles in adolescents with and without headache. J Electromyogr Kinesiol. 2007;17(4):493–503. doi: 10.1016/j.jelekin.2006.04.009
   PubMed Web of Science ®Google Scholar
• Seitz AL, Uhl TL. Reliability and minimal detectable change in scapulothoracic neuromuscular activity. J Electromyogr Kinesiol. 2012;22(6):968–974. doi: 10.1016/j.jelekin.2012.05.003
   PubMed Web of Science ®Google Scholar
• Farina D, Cescon C, Merletti R. Influence of anatomical, physical, and detection-system parameters on surface EMG. Biol Cybern. 2002;86(6):445–456. doi: 10.1007/s00422-002-0309-2
   PubMed Web of Science ®Google Scholar
• Merletti R, Hermens H. Introduction to the special issue on the SENIAM European concerted action. J Electromyogr Kinesiol. 2000;10(5):283–286. doi: 10.1016/S1050-6411(00)00019-5
   PubMed Web of Science ®Google Scholar
• Kuiken TA, Lowery MM, Stoykov NS. The effect of subcutaneous fat on myoelectric signal amplitude and cross-talk. Prosthet Orthot Int. 2003;27(1):48–54.
   PubMed Web of Science ®Google Scholar
• Elfving B, Németh G, Arvidsson I, et al. Reliability of EMG spectral parameters in repeated measurements of back muscle fatigue. J Electromyogr Kinesiol. 1999;9(4):235–243. doi:doi: 10.1016/S1050-6411(98)00049-2
   PubMed Web of Science ®Google Scholar