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Our Publications

2012

Assessing whole body vibration exposure for use in epidemiological studies of back injuries: Measurements, observations and self-reports. Village J, Trask C, Chow Y, Morrison JB, Koehoorn M, Teschke K.  Ergonomics 2012; March 7 [Epub ahead of print] (link to PubMed abstract)

2010

Back injury trajectories in heavy industry: Defining outcomes for epidemiological research.Koehoorn M, Xu F, Village J, Trask C, Teschke K. Journal of Occupational and Environmental Medicine 2010;52:908-12 (link to JOEM abstract)

EMG estimated mean, peak, and cumulative spinal compression of workers in five heavy industries. Trask C, Teschke K, Morrison J, Johnson PW, Village J, Koehoorn M. International Journal of Industrial Ergonomics 2010;40:448-454 (link to ScienceDirect abstract)

Using observation and self-report to predict mean, 90th percentile, and cumulative low back muscle activity in heavy industry workers. Trask C, Teschke K, Morrison J, Village J, Johnson PW, Koehoorn M. Annals of Occupational Hygiene 2010;54:595-606 (link to Annals abstract)

Optimizing sampling strategies: components of low-back EMG variability in five heavy industries.Trask C, Teschke K, Morrison J, Johnson PW, Koehoorn M. Occupational and Environmental Medicine 2010; in press (link to OEM abstract)

2009

Evaluating methods to use the Virtual Corset (TM) inclinometer for trunk posture measurements. van Driel R. MSc Thesis in Occupational and Environmental Hygiene, University of British Columbia. (link)

Measuring posture for epidemiology: Comparing inclinometry, observations, and self-reports.Teschke K, Johnson P, Trask C, Chow Y, Village J, Koehoorn M. Ergonomics 2009;52:1067-1078 (link to PubMed abstract)

Development and evaluation of an observational Back-Exposure Sampling Tool (Back-EST) for work-related back injury risk factors.J. Village C. Trask, N. Luong, Y. Chow, P. Johnson, M. Koehoorn, K. Teschke. Applied Ergonomics 2009;40:538-544 (link to PubMed abstract)

A comparison of trunk posture movements: A motion capture system and a new data-logging inclinometer. Van Driel R, Teschke K, Callaghan JP, Trask C, Koehoorn M, Johnson PW. IEA 2009, 17th World Congress on Ergonomics, Beijing, China, August 2009

A comparison of trunk posture measurements: A motion capture system and a new data-logging inclinometer. Van Driel R, Teschke K, Callaghan JP, Trask C, Koehoorn M, Johnson PW. X2009: Sixth International Conference on Innovations in Exposure Assessment. Boston, USA, August 2009

2008

Balancing Efficiencies & Tradeoffs: Evaluating EMG Exposure Assessment for Low Back Injury Risk Factors in Heavy Industry. Trask C. PhD Thesis in Occupational and Environmental Hygiene, University of British Columbia. (link)

Optimizing sampling strategies: Components of low-back EMG variability in five heavy industries.Trask C, Koehoorn M, Morrison J, Teschke K. EPICOH, San Jose, Costa Rica, June 2008

Back pain and disability reporting by workers in heavy industry: implications for case-control studies.  Trask, C., Teschke, K., Koehoorn, M. (2008)  Association of Canadian Ergonomists 39th Annual Conference. October 5-8 Alymer, Canada. (pdf)

Mean, Peak, and Cumulative Spinal Compression Estimates in Five Heavy Industries. Trask, C., Teschke, K., Koehoorn, M. (2008)  Association of Canadian Ergonomists 39th Annual Conference. October 5-8 Alymer, Canada. Finalist: Best PhD Student Paper Award. (pdf)

How long is long enough? Evaluating sampling durations for low back EMG assessment. C. Trask, K. Teschke, J. Morrison, P. Johnson, J. Village, M. Koehoorn. Journal of Occupational and Environmental Hygiene 2008, 5(10):664-70 (link to PubMed abstract)

Back-EST: University of British Columbia Back Study Observation Instrument. Village, C. Trask, N. Luong, Y. Chow, P. Johnson, M. Koehoorn, K. Hong, K.Teschke. May 2008. (Back-EST Form)

2007

Can observations and interviews be used to assess 90th percentile and cumulative back muscle loads in heavy industry? Trask C, Teschke K, Chow Y, Village J, Koehoorn M. 38th Annual Conference of the Association of Canadian Ergonomists, Toronto, October 2007 (pdf)

A comparison between electromyography (EMG) and inclinometer predicted spinal compression.Van Driel R, Trask C, Chow Y, Village J, Johnson P, Koehoorn M, Teschke K. 38th Annual Conference of the Association of Canadian Ergonomists, Toronto, October 2007 (pdf)

Back disorder trajectories among a cohort of heavy industry workers in British Columbia. Koehoorn M, Xu F, Village J, Trask C, Teschke K. EPICOH 2007, Banff, October 2007.

Measuring posture for epidemiology: Comparing inclinometry, observations, and self-reports. Teschke K, Johnson P, Trask C, Chow Y, Village J, Koehoorn M. EPICOH 2007, Banff, October 2007.

Measuring low back injury risk factors in challenging work environments: an evaluation of cost and feasibility.  Trask C, Teschke K, Village J, Chow Y, Johnson P, Luong N, Koehoorn M. American Journal of Industrial Medicine 2007;50(9):687-96. (link to article)

Evaluating the efficiency of exposure assessment methods: cost, feasibility, and overcoming challenges in the field.  Trask, C., Koehoorn, M., Village, J., Johnson, P., Chow, Y. and Teschke, K. PREMUS 2007 Conference. Boston, USA (poster)

Modeling the determinants of low back EMG exposure in construction, forestry, transportation, warehousing, and wood product industries.  Trask, C., Koehoorn, M., Chow, Y., Village, J., Johnson, P. and Teschke, K. PREMUS 2007 Conference. Boston, USA.  WINNER: Best Student Paper Award

Longitudinal exposure assessments of low back posture in five heavy industries in British Columbia. Johnson P, Ploger J, Trask C, Village J, Chow Y, Koehoorn M, Teschke K. PREMUS2007 Conference. Boston, USA

2006

How long is long enough? Physical exposure estimates and sampling duration. Catherine Trask, Mieke Koehoorn, Jim Morrison, Judy Village, Kay Teschke. (2006) Association of Canadian Ergonomists 37th Annual Conference, Banff, Canada. (pdf) 

Whole body vibration measurements in the British Columbia forestry and transportation industries. Judy Village, Jim Morrison, Kay Teschke, Mieke Koehoorn, Yat Chow, Catherine Trask. (2006) Association of Canadian Ergonomists 37th Annual Conference, Banff, Canada. (pdf)

Modeling determinants of working exposures and exposure variability. Catherine Trask, Mieke Koehoorn, Judy Village, Peter Johnson, Kay Teschke. IEA2006, 16th World Conference on Ergonomics. Maastricht, the Netherlands.

Evaluating full-shift low back EMG and posture measurement for epidemiological studies. Catherine Trask, Mieke Koehoorn, Judy Village, Jim Morrison, Kay Teschke, Peter Johnson. IEA2006, 16th World Conference on Ergonomics. Maastricht, the Netherlands.

Direct recruitment of workers and worksites in heavy industry for occupational field studies. Catherine Trask, James Cooper, Kay Teschke, Nancy Luong, Koehoorn M. (2006) Canadian Association for Research in Work and Health. St John’s, Newfoundland. (poster)

2005

Development and testing of an observation tool for occupational ergonomic exposure assessment in heavy industry. Catherine Trask, Nancy Luong, Mieke Koehoorn. (2005) Canadian Association of Research on Work and Health Conference, Vancouver, BC, Canada.

Comparing EMG calibration methods for occupational field studies. Catherine Trask, Jim Morrison, Judy Village. (2005) Association of Canadian Ergonomists Annual Conference, Halifax, NS, Canada

2004

Literature review – Active and passive vehicle seat suspension systems. Tim Luu, Desheng Li, Murray Hodgson. (2004)

1999

Whole body vibration and back disorders among motor vehicle drivers and heavy equipment operators – A review of the scientific evidence. Kay Teschke, Anne-Marie Nicol, Hugh Davies, Sunny Ju. (1999) Report to the Appeals Commissioner, Workers’ Compensation Board of BC.

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