Cluster analysis of pressure pain threshold maps from the trapezius muscle

References

• Andersen , H , Arendt-Nielsen , L , Danneskiold-Samsoe , B and Graven-Nielsen , T . 2006 . Pressure pain sensitivity and hardness along human normal and sensitized muscle . Somatosens Mot Res , 23 ( 3–4 ) : 97 – 109 .
   PubMed Web of Science ®Google Scholar
• Andres , KH , von During , M and Schmidt , RF . 1985 . Sensory innervation of the Achilles tendon by group III and IV afferent fibers . Anat Embryol (Berl) , 172 ( 2 ) : 145 – 156 .
   PubMedGoogle Scholar
• Baker , SJ , Kelly , NM and Eston , RG . 1997 . Pressure pain tolerance at different sites on the quadriceps femoris prior to and following eccentric exercise . Eur J Pain , 1 ( 3 ) : 229 – 233 .
   PubMedGoogle Scholar
• Binderup , AT , Arendt-Nielsen , L and Madeleine , P . Pressure pain threshold mapping – a new imaging modality of muscle sensitivity to pain . pp. 126 – 129 . 2008 Annual IEEE Student Paper Conference
   Google Scholar
• Binderup AT, Arendt-Nielsen L, Madeleine P. 2009. (In press) Pressure pain threshold mapping of the trapezius muscle reveals heterogeneity in the distribution of muscular hyperalgesia after eccentric exercise. Eur J Pain. DOI: 10.1015/j.ejpain.2009.11.01
   Google Scholar
• Everitt , BS , Landau , S and Leese , M . 2001 . Cluster analysis , 4th ed , London : Arnold .
   Google Scholar
• Fernández-de-las-Peñas , C , Madeleine , P , Caminero , A , Cuadrado , M , Arendt-Nielsen , L and Pareja , J . 2009 . Generalized neck-shoulder hyperalgesia in chronic tension-type headache and unilateral migraine assessed by pressure pain sensitivity topographical maps of the trapezius muscle . Cephalalgia , DOI: 10.1111/j.1468-2982.2009.01901.x
   Google Scholar
• Fischer , AA , Vecchiet , L , Pizzigallo , E , Iezzi , S , Affaitati , G , Vecchiet , J , Giamberardino , MA , Hong , C , Pöntinen , PJ Imamura , ST . 1998 . Muscle pain syndromes and fibromyalgia – pressure algometry for quantification of diagnosis and treatment outcome , Binghamton (NY) : The Haworth Medical Press .
   Google Scholar
• Hartigan , JA and Wong , MA . 1979 . Algorithm AS 136: a K-means clustering algorithm . Appl Stat , 28 ( 1 ) : 100 – 108 .
   Google Scholar
• Henriksson , KG , Bengtsson , A , Larsson , J , Lindstrom , F and Thornell , LE . 1982 . Muscle biopsy findings of possible diagnostic importance in primary fibromyalgia (fibrositis, myofascial syndrome) . Lancet , 2 ( 8312 ) : 1395
   PubMed Web of Science ®Google Scholar
• Holtermann , A , Roeleveld , K , Mork , PJ , Gronlund , C , Karlsson , JS , Andersen , LL , Olsen , HB , Zebis , MK , Sjogaard , G and Sogaard , K. 2008 . Selective activation of neuromuscular compartments within the human trapezius muscle . J Electromyogr Kinesiol , 19 ( 5 ) : 896 – 902 .
   PubMedGoogle Scholar
• Horrigan , JM , Shellock , FG , Mink , JH and Deutsch , AL . 1999 . Magnetic resonance imaging evaluation of muscle usage associated with three exercises for rotator cuff rehabilitation . Med Sci Sports Exerc , 31 ( 10 ) : 1361 – 1366 .
   PubMedGoogle Scholar
• Johnson , G , Bogduk , N , Nowitzke , A and House , D . 1994 . Anatomy and actions of the trapezius muscle . Clin Biomech , 9 ( 1 ) : 44 – 50 .
   PubMedGoogle Scholar
• Larsson , B , Rosendal , L , Kristiansen , J , Sjogaard , G , Sogaard , K , Ghafouri , B , Abdiu , A , Kjaer , M and Gerdle , B . 2008 . Responses of algesic and metabolic substances to 8 h of repetitive manual work in myalgic human trapezius muscle . Pain , 140 ( 3 ) : 479 – 490 .
   PubMedGoogle Scholar
• Lindman , R , Eriksson , A and Thornell , LE . 1990 . Fiber type composition of the human male trapezius muscle: enzyme-histochemical characteristics . Am J Anat , 189 ( 3 ) : 236 – 244 .
   PubMedGoogle Scholar
• Madeleine , P , Leclerc , F , Arendt-Nielsen , L , Ravier , P and Farina , D . 2006 . Experimental muscle pain changes the spatial distribution of upper trapezius muscle activity during sustained contraction . Clin Neurophysiol , 117 ( 11 ) : 2436 – 2445 .
   PubMedGoogle Scholar
• Mathiassen , SE and Aminoff , T . 1997 . Motor control and cardiovascular responses during isoelectric contractions of the upper trapezius muscle: evidence for individual adaptation strategies . Eur J Appl Physiol Occup Physiol , 76 ( 5 ) : 434 – 444 .
   PubMedGoogle Scholar
• Maulik , U and Bandyopadhyay , S . 2002 . Performance evaluation of some clustering algorithms and validity indices . Pattern Anal Mach Intell IEEE Trans , 24 ( 12 ) : 1650 – 1654 .
   Web of Science ®Google Scholar
• Nie , H , Kawczynski , A , Madeleine , P and Arendt-Nielsen , L . 2005 . Delayed onset muscle soreness in neck/shoulder muscles . Eur J Pain , 9 ( 6 ) : 653 – 660 .
   PubMedGoogle Scholar
• Nie , H , Graven-Nielsen , T and Arendt-Nielsen , L . 2009 . Spatial and temporal summation of pain evoked by mechanical pressure stimulation . Eur J Pain , 13 ( 6 ) : 592 – 599 .
   PubMedGoogle Scholar
• O'Sullivan , C , Meaney , J , Boyle , G , Gormley , J and Stokes , M . 2009 . The validity of rehabilitative ultrasound imaging for measurement of trapezius muscle thickness . Man Ther , 14 : 572 – 578 .
   PubMedGoogle Scholar
• Punnett , L and Wegman , DH . 2004 . Work-related musculoskeletal disorders: the epidemiologic evidence and the debate . J Electromyogr Kinesiol , 14 ( 1 ) : 13 – 23 .
   PubMed Web of Science ®Google Scholar
• Rosendal , L , Larsson , B , Kristiansen , J , Peolsson , M , Sogaard , K , Kjaer , M , Sorensen , J and Gerdle , B . 2004 . Increase in muscle nociceptive substances and anaerobic metabolism in patients with trapezius myalgia: microdialysis in rest and during exercise . Pain , 112 ( 3 ) : 324 – 334 .
   PubMed Web of Science ®Google Scholar
• Travell , JG , Simons , DG and Simons , LS . 1999 . “ Trapezius muscle ” . In Myofascial pain and dysfunction – the trigger point manual , Edited by: Travell , JG and Simons , DG . Baltimore (MD) : Lippincott Willians & Wilkins .
   Google Scholar
• Weerakkody , NS , Percival , P , Hickey , MW , Morgan , DL , Gregory , JE , Canny , BJ and Proske , U . 2003 . Effects of local pressure and vibration on muscle pain from eccentric exercise and hypertonic saline . Pain , 105 ( 3 ) : 425 – 435 .
   PubMedGoogle Scholar
• Ylinen , J , Nykanen , M , Kautiainen , H and Hakkinen , A . 2007 . Evaluation of repeatability of pressure algometry on the neck muscles for clinical use . Man Ther , 12 ( 2 ) : 192 – 197 .
   PubMed Web of Science ®Google Scholar