Fifth International Scientific Conference on      
  Prevention of Workrelated Musculoskeletal Disorders      
  July 11-15, 2004      

Oral Sessions:

o1: Manual material handling

Monday July 12, 11:00-12:30
Room: F3
Chairs: Buckle, P. & Franzblau, A.

Footwork as a strategy for reducing risk factors in manual materials handling: a summary of studies.
Micheline Gagnon (Canada)

Measurement and Prediction of Cumulative Load in X-ray Technologists.
Shrawan Kumar, Yogesh Narayan and Lil Moro (Canada)

Types of grip used when handling different weight loads from high and low surfaces.
Rosimeire Padula, Viviane Souza, Helenice Coury (Brazil)

A Comparison of Measurement Methods for Quantifying Hand Force in Ergonomics Assessments.
Elin Koppelaar and Richard Wells (Candada)

Influence of manual handling tasks on estimates of moved weights.
Hubert Janik, Torsten Reckziegel, Karlheinz Schultz et al. (Germany)

Influence of characteristics of support surface on postural dynamics in isometric force production.
Clarisse Gaudenz, James Richardson and Serge Le Bozec (France)

o2: Course and incidence of WRMSD

Monday July 12, 11:00-12:30
Room: F5
Chairs: Blatter B. & Wærsted, M.

The dynamic course of neck and shoulder complaints in a working population.
Jolanda J. Luime, Bart W. Koes, Harald S. Miedema et al. (The Netherlands)

The influence of work-related exposures and individual factors on the incidence of neck and upper limb symptoms among professional computer operators.
Ewa Wigaeus Tornqvist, Mats Hagberg, Maud Hagman et al. (Sweden)

Incidence of Musculoskeletal Disorders among Musicians – A Retrospective Cohort Study.
Mats Hagberg, Gunnar Thiringer, Lars Brandström (Sweden)

Neck/shoulder pain in a prospective study of technical school students: high prevalence initially only in females.
Nina Østerås, Kristian Gould, Morten Wærsted et al. (Norway)

Variability of UEMSD clinical status in an assembly line factory – A three year follow-up study.
Agnès Aublet-Cuvelier, Huguette Weber and Michel Aptel (France)

Prediction of the onset of work-related musculoskeletal disorders of the upper limbs: A prospective study in an automotive industry plant.
M. Filomena Brandão, Pedro Aguiar, António Veloso et al. (Portugal)

o3: Exposure assessment by questionnaire

Monday July 12, 11:00-12:30
Room: F7
Chairs: Huwiler, J. & Punnett, L.

Concordance between observation of workstation layout and working postures, and ratings of perceived exertion and comfort during VDU-work.
Agneta Lindegård Andersson, Karlberg Catarina Ewa Wigaeus Tornqvist et al. (Sweden)

Scale Development for Assessment of Occupational Health Hazards Among Farmwomen.
Suman Singh and Sushma Sinwal (India)

Validation of a self-administrated questionnaire for exposure assessment to work related low back pain risk factors.
Pierre-R. Somville, An Van Nieuwenhuyse, Danièle Piernne et al.(Belgium)

Reliability and Validity of the Canadian French Adaptation of the Work Role Functioning Questionnaire.
Marie-José Durand, Brigitte Vachon, Patrick Loisel et al. (Canada)

Examination of the utility of the strain index.
Susan E. Wands (Canada)

o4: Farming and general population

Monday July 12, 14:30-16:00
Room: F5
Chairs: Burt, S. & Leclerc, A.

An Exploratory Study on Health and Musculoskeletal Hazards Among Agricultural Workers of India.
Rekha Vyas and Suman Singh (India)

Prevalence of musculoskeletal pain in the Netherlands, working versus non-working population, the DMC3-study.
Susan Picavet (The Netherlands)

Prevalence of Lateral Epicondylitis and Physical Examination Findings in a Cohort at Baseline.
Matthew S. Thiese, Kurt T. Hegmann, and Arun Garg (USA)

Musculoskeletal Disorders Among the Workers Engaged in Different Activities in Tea Industry.
Nandita Bhattacharyya and Ruplekha Borah (India)

Incidence of carpal tunnel syndrome in the general population: a descriptive analysis of hospital cases in six Italian regions.
Mattioli S., Domenichini I., Gnudi F., Baldasseroni A., Bena A. et al. (Italy)

The physical strain in large cowhouses.
Merja Perkiö-Mäkelä, Henna Hentilä and Nina Nevala (Finland)

o5: Motor control

Monday July 12, 14:30-16:00
Room: F7
Chairs: Martin, B. and Sjøgaard, G.

The effect of mental stress on lumbar position sense acuity.
Nis Hjortskov, Christian Hye-Knudsen and Nils Fallentin (Denmark)

The effect of fatigue on aiming precision and position sense.
Maaike Huysmans, Marco Hoozemans, Michiel De Looze et al.(The Netherlands)

Squat-lifter and stoop-lifter use different segmental lumbar spine motion patterns.
Falk Mörl and Reinhard Blickhan (Germany)

Biomechanical study for evaluating the work-relatedness of lateral epicondylitis.
Toshihiko Imaeda, Yuichiro Ono and Kai-Nan An (Japan)

Changed motor performance in subjects with a history of a-specific repetitive strain injury.
Harm Slijper, Maarten Frens, Jeroen Smeets (The Netherlands)

Association between jaw function and postural control in neck-related musculoskeletal disorders.
Per-Olof Eriksson, Hamayun Zafar and Mattias Backén (Sweden)

o6: Vibration

Monday July 12, 16:30-18:00
Room: F3
Chairs: Ono, Y & Rempel, D.

Musculoskeletal problems and occupational exposure to whole body vibration, posture and manual materials handling: A study of three groups of drivers.
O. Okunribido, M. Magnusson, M.H. Pope (UK)

Effect of number of forearm muscles recorded from and grip width in the prediction of handgrip forces using surface EMG.
Marco Hoozenmans and Jaap Van Dieën (The Netherlands)

The Whole-Hand vibration exposure effect on the position sense of the wrist joint.
Sasa Radovanovic, Scott Jason Day and Hakan Johansson (Sweden)

Reducing whole-body vibration and improving posture with a new seating design for professional drivers.
Mohsen Makhsous, Zachary Crowther, Fang Lin et al. (USA)

Intermittent and sustained hand grip contractions and low frequency fatigue: influence of age or vibration.
Bernard J. Martin, Diane E. Boscariol-Adamo, Pete Johnson (USA)

Musculoskeletal disorders among professional drivers of terrain vehicles.
Börje Rehn, Tohr Nilsson and Bengt Järvholm (Sweden)

o7: Correlates of WRMSD

Monday July 12, 16:30-18:00
Room: F5
Chairs: van der Beek, A. and Wærsted, M.

Pressure pain thresholds and musculoskeletal morbidity in automobile manufacturing workers.
Judith E. Gold and Laura Punnett (USA)

Correlation between Musculoskeletal Disorders (MSD) and Visual Discomfort.
Arne Aarås and Gunnar Horgen (Norway)

Seeking Care for Neck/Shoulder Pain: A prospective study of work-related risk factors in a healthy population.
Wilhelmus Johannes Andreas Grooten, Christina Wiktorin, Linda Norrman et al.(Sweden)

Is computer work a risk factor for developing symptoms in the shoulder, elbow and back – The 'BIT'-follow-up study on office workers.
Birgit Juul-Kristensen, Karen Søgaard, Jesper Strøyer et al. (Denmark)

Perceived muscular tension predicts neck/shoulder symptoms among visual display unit users. A prospective cohort study.
Jens Wahlström, Mats Hagberg, Allan Toomingas et al. (Sweden)

Types of upper extremity musculoskeletal disorders occurring in automobile manufacturing workers.
Laura Punnett, Judith E. Gold, Jeffrey N. Katz et al. (USA)

o8: Functional assessment

Tuesday July 13, 9:00-10:30
Room: F3
Chairs: Balagué, F. & Punnett, L.

A prospective evaluation of physical examinations of the low back in occupational medicine
An Van Nieuwenhuyse, Danièle Pirenne, An Leys, Lydia Moors et al. (Belgium)

Self-assessed Physical Capacity by Visual Analogue Scales.
Jesper Strøyer, Christian Hye-Knudsen, Morten Essendrop et al. (Denmark)

Utility of restricted neck movement as a diagnostic criterion in case definition for neck disorders.
Isabel Reading, Karen Walker-Bone, Keith T Palmer et al. (UK)

Differences in activation patterns of multifidus and longissimus muscles in back extension exercises – conclusions with regard to different function.
Ingo Bradl and Falk Mörl (Germany)

Workrelated neck and shoulder pain – a new perspective.
Susie Riddoch, Jeff Summers, Bruce Taylor (Australia)

o9: Upper limb disorders

Tuesday July 13, 9:00-10:30
Room: F5
Chairs: Bongers, P. & Bao, S.

Work with elevated arms and supraspinatus tendinopathy visualized by MRI: Evidence for an exposure-response relationship.
Susanne Wulff Svendsen, John Gelineck, Svend Erik Mathiassen et al. (Denmark)

Specific shoulder disorder vs. non-specific shoulder pain; differences in determinants.
Helena Miranda, Eira Viikari-Juntura, Erkki Nykyri et al. (Finland)

Which measures for evaluation of rehabilitation results in chronic epicondylitis?
Tuomo Pienimäki, Tuula Tarvainen, Pertti Siira et al. (Finland)

Natural Course of Shoulder Tendinitis in a Working Population.
Barbara Silverstein, Eira Viikari-Juntura, Z Joyce Fan et al. (USA)

Effects of wrist deviation and forearm rotation on discomfort.
Abid Khan, Timothy Gallewey and Leonard O'Sullivan (Ireland)

Exposure-response relation for wrist/hand disorders.
Gert-Åke Hansson, Kerstina Ohlsson, Istvan Balogh et al. (Sweden)

o10: Carpal tunnel and nerve entrapment

Tuesday July 13, 9:00-10:30
Room: F7
Chairs: Riihimäki, H. and Rempel, D.

Risk factors of ulnar nerve entrapment at the elbow in repetitive work.
Alexis Descatha, Annette Leclerc, Jean-François Chastang (France)

Pre-Placement Nerve Testing for Carpal Tunnel Syndrome: Is it Cost Effective?
Alfred Franzblau, Robert A. Werner, Joanne Yihan (USA)

Incidence of Carpal Tunnel Syndrome in a General Population in France in 2002.
Yves Roquelaure, MC. Pelier-Cady, C. HA et al.(France)

Prevalence of Median Nerve Related Symptoms and Signs in a Cohort at Baseline.
Kurt T. Hegmann, Arun Garg, Jacqueline Wertsch et al. (USA)

Risk factors for carpal tunnel syndrome: preliminary results from an Italian multicentre case-control study.
Mattioli S., Fierro M., Baldasseroni A., et al. (Italy)

Relationship between repetitive work and the prevalence of carpal tunnel syndrome in part-time and full-time female supermarket cashiers: a quasi experimental study.
Roberta Bonfiglioli, Silvia Venturi, Cristiana Fiorentini et al. (Italy)

o11: Low back pain and knee pain

Tuesday July 13, 14:30-16:00
Room: F3
Chairs: Frings-Dresen, M. & Jäger, M.

A prospective cohort study to identify risk factors for low back pain in occupational settings: results after one year of follow-up.
An Van Nieuwenhuyse, Pierre-René Somville, Danièle Pirenne et al. (Belgium)

Predictive value of on-site observations on the occurrence of low back pain in a cohort of young, pain free, workers.
Pierre-R. Somville, An Van Nieuwenhuyse, Danièle Pirenne et al. (Belgium)

Criteria for the Work-relatedness of Low Back Pain. Part I: development of the criteria.
Judith Kuiper, Paul Kuijer, Lex Burdorf et al. (The Netherlands)

Physical, psychosocial and psychological factors in predicting short- and long-term low back pain and resulting sick leave.
Gheldof Els, Vinck Jan, Vlaeyen Johan (Belgium)

o12: Intervention I

Tuesday July 13, 16:30-18:00
Room: F3
Chairs: Sjøgaard, G. & Itani, T.

Workers' disability: what do we know about workplace interventions ? A review of the literature.
Marie-José Durand, Nicole Vézina, Patrick Loisel et al. (Canada)

Intervention on risk factors for pain related disability – A randomised study.
Poul Frost, Jens Peder Haahr and Johan Hviid Andersen (Denmark)

A Pilot Project: The Improvement of Local Muscular Workloads in Thailand Industries.
Tanavadee Khuvasanont, Sudthida Krungkraiwong, and Toru Itani (Thailand)

Training for adequate gestures at a specific workstation.
Nathalie Cock, Caroline Pirotte et Jacques Malchaire (Belgium)

The Effect of Ergonomic Workstation Changes on Workers' Reported Outcomes in Clothing Plants.
Julianne Natale, Richard Wells, Sue Ferrier et al. (Canada)

o13: Exposure Assessment

Tuesday July 13, 16:30-18:00
Room: F5
Chairs: Tornqvist, E. & Marras, W.

Manual Tasks Risk Assessment tool (ManTRA).
Robin Burgess-Limerick, Roxanne Egeskov, Clare Pollock et al. (Australia)

Does instantaneous peak load reflect overall loading?.
Shrawan Kumar (Canada)

Assessment of specific demands in physically demanding occupations.
Monique H.W. Frings-Dresen, Jurriaan Bos, Eric Mol et al. (The Netherlands)

An Approach to Analyzing Mechanical Exposure Levels for the Low Back at a Production System Level.
Silvia Pascual, Mardy Frazer, Richard Wells et al. (Candada)

Further Development of the Quick Exposure Check (QEC).
Valerie Woods, Geoff David, and Peter Buckle (UK)

Postures and movements in line-based and parallel motor assembly systems.
Gunnar Palmerud, Mikael Forsman, Svend Erik Mathiassen et al. (Sweden)

o14: Surveillance and costs

Wednesday July 14, 9:00-10:30
Room: Auditorium Maximum
Chairs: Burdorf, A. & Riihimäki, H.

The Economic Burden of Neck-Shoulder and Low-Back Disorders in Sweden from 1996 to 2001.
Johan Liwing, Christina Wiktorin, Teresia Nyman et al. (Sweden)

Epidemiological Surveillance of Musculoskeletal Disorders in the Pays de la Loire Region Using the SALTSA Method.
Yves Roquelaure, C. Ha, M. Sauteron et al. (France)

Is the occurrence of musculoskeletal disorders predictable? A case study in a large shoe factory.
Yves Roquelaure, Jean Mariel, Annette Leclerc et al. (France)

Integrating health costs within production economics.
Maurice Oxenburgh, Patrick Neumann and Jörgen Winkel (Sweden)

Predicting mechanical exposures in future car disassembly systems.
Karolina Kazmierczak, Jørgen Winkel, Svend Erik Mathiassen et al. (Sweden)

o15: Intervention II

Wednesday July 14, 9:00-10:30
Room: F3
Chairs: Winkel, J. & Loisel, P.

Is the efficiency of task rotation similar among symptomatic and non-symptomatic workers?
Tatiana de Oliveira Sato and Helenice Jane Cote Gil Coury (Brazil)

Changes in WMSD Risk Factors and Burden with Implementation of an Ergonomic Policy.
Donald Cole, Michael Manno, Sheilah Hogg-Johnson et al. (Canada)

Prevention strategy in four stages for the risk of musculoskeletal disorders.
Alain Piette, Nathalie Cocket, Jacques Malchaire (Belgium)

Prevention of MSD in meat cutters - lessons learned from a Swedish intervention project.
Göran M. Hägg and Kjerstin Vogel (Sweden)

Participatory Design Project Management : Addressing Production Effectiveness for WMSD Prevention The Case of the Carving Line of a Duck Slaughterhouse.
Fabien Coutarel, Bernard Dugue, François Daniellou (France)

o16: EMG

Wednesday July 14, 9:00-10:30
Room: F5
Chairs: Martin, B. & Luttmann, A.

The influence of intermittent myofeedback schedules on muscular learning.
Gerlienke Voerman, Leif Sandsjö, Karin Groothuis et al. (The Netherlands)

Neck-shoulder muscle load and muscle fatigue during prolonged overhead work.
Jan Seghers, Arthur Spaepen and Elke De Waele (Belgium)

Muscular Strain and Fatigue at Office Work.
Alwin Luttmann, Hannegret Kylian, Klaus-Helmut Schmidt et al. (Germay)

Relationship between EMG and workstation setup.
Dwayne Van Eerd, Anjali Mazumder, Sheilah Hogg-Johnson et al. (Canada)

Evaluation of sustained low-level muscle activity in three occupational groups.
Tove Østensvik and Kaj Bo Veiersted (Norway)

An Experimental Study on Muscle Tension Reaction Induced by Voice among Sign Language Interpreters.
Kazushi Taoda, Kimiko Tomioka, Teruyo Kitahara et al. (Japan)

o17: Rehabilitation in low back pain

Wednesday July 14, 9:00-10:30
Room: F7
Chairs: Bongers, P. & Frings-Dresen, M.

Exercise reduces sick leave in patients with non-acute non-specific low back pain, a meta-analysis.
Jan Kool, Stefan Bachmann, Peter Oesch et al. (Switzerland)

Activity-oriented rehabilitation reduces days lost from work in non-acute non-specific low back pain, a randomized controlled trial.
Jan Kool, Peter Oesch, Stefan Bachmann et al. (Switzerland)

Six-month follow-up of a randomised controlled pilot study of a work rehabilitation programme.
Kathrin Meyer, Jaap Fransen, Hansjörg Huwiler et al. (Switzerland)

Evaluation of effective return-to-work treatment programmes for sick-listed patients with non-specific MSDs: a systematic review.
Eline M. Meijer, Judith K. Sluiter and Monique H.W. Frings-Dresen (The Netherlands)

Comparison of AIR Stretching Technique and Static Stretch Technique on Hamstring Flexibility.
Viviana Gessaga, Nicoletta Sias, Giovanni Molteni et al. (Italy)

o18: Trapezius myalgia

Wednesday July 14, 14:30-15:30
Room: F5
Chairs: Westgaard, R. & Gold, J.

Are changes in pain as a result from myofeedback training related to changes in muscle activation patterns in patients with work related musculoskeletal disorders.
Miriam Vollenbroek-Hutten, Hermie Hermens, Gerlienke Voerman (The Netherlands)

In-vivo evidence of increased anaerobic metabolism in patients with chronic trapezius myalgia.
Lars Rosendal, Britt Larsson, Michael Peolsson et al. (Denmark)

Slow recovery of circulatory responses following low-grade stress.
Kristian B. Nilsen, Rolf H. Westgaard, Lars J. Stovner et al. (Norway)

Nocturnal trapezius muscle activity and shoulder and neck pain.
Paul J. Mork and Rolf H. Westgaard (Norway)

o19: Nurses and gender

Wednesday July 14, 13:45-14:15
Room: F7
Chairs: Itani, T. & Frings-Dresen, M.

Assessment of physical workload in nurses.
Susanne Spillmann, Juergen Held, Thomas Laeubli et al. (Switzerland)

Gender-based estimates of underreporting of Workers' Compensation lost-time claims for musculoskeletal disorders of the neck, back and upper extremity: A comparison of 1998 Quebec Health Survey and Quebec CSST workers' compensation data.
Susan Stock, France Tissot, Karen Messing et al. (Canada)

Are adverse psychosocial aspects at work predictors for upper and lower extremity MSD's in nurses?
Judith K. Sluiter and Monique H.W. Frings-Dresen (The Netherlands)

o20: Muscle tissue oxygenation

Thursday July 15, 11:00-12:30
Room: F5
Chairs: Hägg, G & Viikari-Juntura, E.

Infrared thermography for examination of cutaneous circulation patterns in the dorsal hand of office workers.
Judith E. Gold, Martin Cherniack, and Bryan Buchholz (USA)

Muscle tissue oxygenation is higher during resting periods when dynamic versus intermittent static muscle activity is performed at corresponding time-tension protocols.
Pernille Vedsted, Anne Katrine Blangsted, Karen Søgaard et al. (Denmark)

Long-term muscle fatigue following low force static contraction is unrelated to tissue oxygenation and intramuscular pressure.
Anne Katrine Blangsted, Pernille Vedsted, Gisela Sjøgaard et al. (Denmark)

Tissue oxygenation and forearm wrist extension strength in subjects with and without tennis elbow.
Bente Rona Jensen, Pernille Kofoed Nielsen, Marianne Pilegaard et al. (Denmark)

o21: Psychosocial factors in WRMSD

Thursday July 15, 11:00-12:30
Room: F7
Chairs: Aaras. A & Frings-Dresen, M.

Mechanical and Psychosocial Factors Predict the Onset of Knee Pain in the Workplace.
Gareth Jones, Elaine Harkness, Elizabeth Nahit et al. (UK)

Repeated perception of jobstress and low back pain.
Els Clays, Françoise Leynen, Rudolf Mak et al. (Belgium)

Association of specific work activities and psychosocial factors with neck and upper limb pain: results from a population study.
Rosie Lacey, Martyn Lewis and Julius Sim (UK)

Upper limb pain and its relation to psychological distress: A community-based postal survey
Keith Palmer, Mike Calnan, Jason Poole et al. (UK)

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