Do users desire symmetrical lumbar supports in task seating?

References

• Andersson, G. B. J. , R. W. Murphy , R. Ortengren , and A. L. Nachemson . 1979. “The Influence of Backrest Inclination and Lumbar Support on Lumbar Lordosis.” Spine 4: 52–58.10.1097/00007632-197901000-00009
   PubMedGoogle Scholar
• Andersson, G. B. J. , and R. Ortengraen . 1974. “Lumbar Disc Pressure and Myoelectric Back Muscle Activity during Sitting, II Studies on an Office Chair.” Scandinavian Journal of Rehabilitation Medicine 6: 115–121.
   PubMedGoogle Scholar
• Andersson, G. B. , R. Ortengren , and A. Nachemson . 1977. “Intradiskal Pressure, Intra-abdominal Pressure and Myoelectric Back Muscle Activity Related to Posture and Loading.” Clinical Orthopaedics and Related Research 129: 156–164.10.1097/00003086-197711000-00018
   PubMed Web of Science ®Google Scholar
• Anshel, J. 1998. Visual Ergonomics in the Workplace . London: Taylor & Francis.
   Google Scholar
• ANSI/HFS 100-1988 . 1988. American National Standard for Human Factors Engineering of Visual Display Terminal Workstations . Santa Monica, LA: Human Factors Society.
   Google Scholar
• Ayoub, M. M. , and A. Mital . 1989. Manual Materials Handling . Philadelphia, PA : Taylor and Francis.
   Google Scholar
• Babski-Reeves, K. , J. Stanfield , and L. Hughes . 2005. “Assessment of Video Display Workstation Set up on Risk Factors Associated with the Development of Low Back and Neck Discomfort.” International Journal of Industrial Ergonomics 35: 593–604.10.1016/j.ergon.2005.01.006
   Web of Science ®Google Scholar
• Bain, D. S. , and M. Ferguson-Pell . 2002. “Remote Monitoring of Sitting Behavior of People with Spinal Cord Injury.” Journal of Rehabilitation Research and Development 39 (4): 1–8.
   Google Scholar
• Barkla, D. M. 1964. “Chair Angles, Duration of Sitting, and Comfort Ratings.” Ergonomics 7: 297–304.10.1080/00140136408930749
   Web of Science ®Google Scholar
• Bendix, T. , J. Winkel , and F. Jessen . 1985. “Comparison of Office Chairs with Fixed Forwards or Backwards Inclining or Tiltable Seats.” European Journal of Applied Physiology and Occupational Physiology 54: 378–385.10.1007/BF02337181
   PubMed Web of Science ®Google Scholar
• Bi, X. , Q. Wu , Y. Zhao , and H. Zhou. 2012. “Research on Long-term Office Chair Comfort Based on Posture Transform.” In Proceedings of the 2012 Fifth International Symposium on Computational Intelligence and Design . Vol. 2, 540–543. Hangzhou: IEEE Computer Society.
   Google Scholar
• (BIFMA) Business and Institutional Furniture Manufacturers’ Association . 2013. BIFMA G1–2013 Ergonomics Guideline for VDT (Visual Display Terminal) Furniture Used in Office Work Spaces . Grand Rapids, MI : BIFMA.
   Google Scholar
• Branton, P. 1969. “Behaviour, Body Mechanics and Discomfort.” Ergonomics 12 (2): 316–327.10.1080/00140136908931055
   PubMed Web of Science ®Google Scholar
• Branton, P. 1966. Seating in Industry, Ergonomics for Industry No. 10 . Ministry of Technology, London: Warren Spring Laboratory.
   Google Scholar
• Bridger, Robert S. , C. Von Eisenhart-Rothe , and M. Henneberg . 1989. “Effects of Seat Slope and Hip Flexion on Spinal Angles in Sitting.” Human Factors 31 (6): 679–688.
   PubMed Web of Science ®Google Scholar
• Butt, S. E. , T. K. Fredericks , J. K. Nelson , A. R. Kumar , and T. Bellingar . 2005. “Aggregating Pressure Maps: A Case Study.” In Proceedings of the XIX Annual International Occupational Ergonomics & Safety Conference , edited by T. Lockhart and J. E. Fernandez , 165–171. Las Vegas, NV : ISOES.
   Google Scholar
• Carcone, S. M. , and P. J. Keir . 2007. “Effects of Backrest Design on Biomechanics and Comfort During Seated Work.” Applied Ergonomics 38: 755–764.10.1016/j.apergo.2006.11.001
   PubMed Web of Science ®Google Scholar
• Chaffin, D. B. , G. B. J. Anderson , and B. J. Martin . 2006. Occupational Biomechanics . 4th ed. New York: Wiley.
   Google Scholar
• Coleman, N. , B. P. Hull , and G. Ellitt . 1998. “An Empirical Study of Preferred Settings for Lumbar Support on Adjustable Office Chairs.” Ergonomics 41 (4): 401–419.10.1080/001401398186900
   PubMed Web of Science ®Google Scholar
• Cram, J. R. , and I. Vinitzky . 1995. “Effects of Chair Design on Back Muscle Fatigue.” Journal of Occupational Rehabilitation 5 (2): 101–113.10.1007/BF02109913
   PubMed Web of Science ®Google Scholar
• Dainoff, M. J. , A. Happ , and P. Crane . 1981. “Visual Fatigue and Occupational Stress in VDT Operators.” Human Factors 23 (4): 421–437.
   PubMed Web of Science ®Google Scholar
• De Looze, M. P. , L. F. M. Kuijt-Evers , and J. van Dieen . 2003. “Sitting Comfort and Discomfort and the Relationships with Objective Measures.” Ergonomics 46 (10): 985–997.10.1080/0014013031000121977
   PubMed Web of Science ®Google Scholar
• Diffrient, N. , A. R. Tilley , and J. C. Bardagjy . 1974. Humanscale 1/2/3: A Portfolio of Information . Cambridge: MIT Press.
   Google Scholar
• Dowell, W. R. , F. Yuan , and B. H. Green . 2001. “Office Seating Behaviors: An Investigation of Posture, Task, and Job Type.” In Proceedings of the Human Factors and Ergonomics Society 45th Annual Meeting , Minneapolis/St Paul, Minnesota, October 8–12. Vol. 2, 1245–1248. Santa Monica, CA: The Human Factors and Ergonomics Society.
   Google Scholar
• Eitzen, I. 2004. “Pressure Mapping in Seating: A Frequency Analysis Approach.” Archives of Physical Medicine and Rehabilitation 85: 1136–1140.10.1016/j.apmr.2003.09.007
   PubMed Web of Science ®Google Scholar
• Eklund, J. A. E. , and E. N. Corlett . 1987. “Evaluation of Spinal Loads and Chair Design in Seated Work Tasks.” Clinical Biomechanics 2: 27–33.10.1016/0268-0033(87)90045-3
   PubMed Web of Science ®Google Scholar
• Ellegast, R. P. , K. Kraft , L. Groenesteijn , F. Krause , H. Berger , and P. Vink . 2012. “Comparison of Four Specific Dynamic Office Chairs with a Conventional Office Chair: Impact upon Muscle Activation, Physical Activity and Posture.” Applied Ergonomics 43 (2): 296–307.10.1016/j.apergo.2011.06.005
   PubMed Web of Science ®Google Scholar
• Fernandez, J. E. , T. K. Fredericks , and R. J. Marley . 1995. “The Psychophysical Approach in Upper Extremities Work.” In Contemporary Ergonomics , edited by S. A. Robertson , 456–461. London: Taylor & Francis.
   Google Scholar
• Floyd, W. F. , and D. F. Roberts . 1958. “Anatomical and Physiological Principles in Chair and Table Design.” Ergonomics 2: 1–16.
   Web of Science ®Google Scholar
• Fredericks, T. K. , and S. E. Butt . 2006. “Objectively Determining Comfortable Lumbar Support in Task Seating.” http://www.haworth.com/docs/default-source/white-papers/objectively-determining-comfortable-lumbar-support-in-task-seating1-pdf-28562.pdf?sfvrsn=6.
   Google Scholar
• Graf, M. , U. Guggenbühl , and H. Krueger . 1993. “Investigations on the Effects of Seat Shape and Slope on Posture, Comfort, and Back Muscle Activity.” International Journal of Industrial Ergonomics 12: 91–103.10.1016/0169-8141(93)90041-B
   Google Scholar
• Groenesteijn, L. , R. P. Ellegast , K. Keller , F. Krause , H. Berger , and M. P. de Looze . 2012. “Office Task Effects on Comfort and Body Dynamics in Five Dynamic Office Chairs.” Applied Ergonomics 43 (2): 320–328.10.1016/j.apergo.2011.06.007
   PubMed Web of Science ®Google Scholar
• Grupen, R. A. , T. C. Henderson , and I. D. McCammon . 1989. “A Survey of General-purpose Manipulation.” The International Journal of Robotics Research 8 (1): 38–62.10.1177/027836498900800103
   Web of Science ®Google Scholar
• Harrison, D. D. , S. O. Harrison , A. C. Croft , D. E. Harrison , and S. J. Troyanovich . 1999. “Sitting Biomechanics Part I: Review of the Literature.” Journal of Manipulative and Physiological Therapeutics 22: 594–609.10.1016/S0161-4754(99)70020-5
   PubMed Web of Science ®Google Scholar
• Helander, M. G. , and L. Zhang . 1997. “Field Studies of Comfort and Discomfort in Sitting.” Ergonomics 40: 895–915.10.1080/001401397187739
   PubMed Web of Science ®Google Scholar
• Hertzberg, H. T. E. 1958. “Seat Comfort.” In Annotated Bibliography of Applied Physical Anthropology in Human Engineering, WADC Technical Report 56–30 , edited by R. Hansen , D. R. Cnrnog , and H. T. E. Hertzberg , 297–300. Dayton, OH: Wright-Patterson Airforce Base.
   Google Scholar
• Human Factors and Ergonomics Society . 2007. ANSI/HFES 100-2007 . Santa Monica, CA: Human Factors Engineering of Computer Workstation.
   Google Scholar
• Kamijo, K. , H. Tsujimura , H. Obara , and M. Katsumata . 1982. Evaluation of Seating Comfort (SAE Technical Paper Series No. 820761, 1–6). Troy, MI: Society of Automotive Engineers.10.4271/820761
   Google Scholar
• Kamp, I. 2012. “The Influence of Car Seat Design on Its Character Experience.” Applied Ergonomics 43 (2): 329–335.10.1016/j.apergo.2011.06.008
   PubMed Web of Science ®Google Scholar
• Keegan, J. J. 1953. “Alterations of the Lumbar Curve Related to Posture and Seating.” Journal of Bone Joint Surgery 35: 589–603.
   PubMed Web of Science ®Google Scholar
• Keegan, J. J. 1962. “Evaluation and Improvement of Seats.” Industrial Medicine and Surgery 31: 137–148.
   PubMedGoogle Scholar
• Keegan, J. J. , and O. Nebraska . 1953. “Alterations to the Lumbar Curve Related to Posture and Seating.” The Journal of Bone and Joint Surgery 35-A: 589–604.
   PubMed Web of Science ®Google Scholar
• Kumar, A. R. 2008. “A Study to Investigate the Relationship between a User’s Thermal Comfort and Seat Pan Materials.” Unpublished diss., Western Michigan University.
   Google Scholar
• Kyung, G. , and M. A. Nussbaum . 2008. “Driver Sitting Comfort and Discomfort (Part II): Relationships with and Prediction from Interface Pressure.” International Journal of Industrial Ergonomics. 38: 526–538.10.1016/j.ergon.2007.08.011
   Web of Science ®Google Scholar
• Landis, E. M. 1930. “Micro-injection Studies of Capillary Blood Pressure in Human Skin.” Heart 15: 209–228.
   Google Scholar
• Lee, K. S. , P. Ferraiuolo , and J. Temming 1993. Measuring Seat Comfort (SAE Technical Paper Series No. 930105, 25–30). Troy, MI: Society of Automotive Engineers.
   Google Scholar
• Lee, N. S. , L. W. Schneider , M. P. Reed , M. Saito , and Y. Kakishima . 1991. “An Investigation of Driver Discomfort and Related Seat Design Factors in Extended-duration Driving.” SAE 1991 Transactions – Journal of Passenger Cars Section 6: 130–159.
   Google Scholar
• Liao, M. H. , and C. G. Drury . 2000. “Posture, Discomfort and Performance in a VDT Task.” Ergonomics 43 (3): 345–359.10.1080/001401300184459
   PubMed Web of Science ®Google Scholar
• Lis, A. M. , K. M. Black , H. Korn , and M. Nordin . 2007. “Association between Sitting and Occupational LBP.” European Spine Journal 16: 283–298.10.1007/s00586-006-0143-7
   PubMed Web of Science ®Google Scholar
• Lord, M. J. , J. M. Small , J. M. Dinsay , and R. G. Watkins . 1997. “Effects of Sitting and Standing.” Spine 22: 2571–2574.10.1097/00007632-199711010-00020
   PubMed Web of Science ®Google Scholar
• Lueder, R. K. 1983. “Seat Comfort: A Review of the Construct in the Office Environment.” Human Factors 25 (6): 701–711.
   PubMed Web of Science ®Google Scholar
• Makhsous, M. , F. Lin , R. Hendrix , M. Hepler , and L. Q. Zhang . 2003. “Sitting with Adjustable Ischial and Back Supports: Biomechanical Changes.” Spine 11: 1113–1122.
   Google Scholar
• Merriam-Webster . 2013. Merriam-webster Unabridged . Springfield, MA : Merriam-Webster.
   Google Scholar
• Nicholson, L. M. , and S. J. Legg . 1986. “A Psychophysical Study of the Effects of Load and Frequency upon Selection of Workload in Repetitive Lifting.” Ergonomics 29: 903–911.10.1080/00140138608967202
   PubMed Web of Science ®Google Scholar
• Sauter, S. L. , and R. Arndt . 1984. “Ergonomics in the Automated Office: Gaps in Knowledge and Practice.” In Human–Computer Interaction , edited by G. Salvendy , 411–414. Amsterdam: Elsevier.
   Google Scholar
• Sauter, S. L. , M. S. Gottlieb , K. C. Jones , V. N. Dodson , and K. M. Rohrer . 1983. “Job and Health Implications of VDT Use: Initial Results of the Wisconsin-NIOSH Study.” Communications of the ACM 26: 284–294.10.1145/2163.358098
   Web of Science ®Google Scholar
• Schleifer, L. M. , T. L. Galinski , and C. S. Pan . 1995. “Mood Disturbance and Musculoskeletal Discomfort Effects of Electronic Performance Monitoring in a VDT Data-entry Task.” In Organizational Risk Factors for Job Stress , edited by S. L. Sauter and L. R. Murphy , 195–203. Washington, DC: American Psychological Association.
   Google Scholar
• Shackel, B. , K. D. Chidsey , and P. Shipley . 1969. “The Assessment of Chair Comfort.” Ergonomics 12: 269–306.10.1080/00140136908931053
   PubMed Web of Science ®Google Scholar
• Shen, W. , and A. M. Vertiz . 1997. “Redefining Seat Comfort.” SAE Special Publications, Progress with Human Factors in Automotive Design: Seating Comfort, Visibility, and Safety 1242: 161–168.
   Google Scholar
• Slater, K. 1985. The Meaning of Comfort In Human Comfort , edited by C. Charles , 1–5. Springfield, IL : Thomas Publisher. ISBN 0-398-05128-3.
   Google Scholar
• Snook, S. H. , and V. M. Ciriello . 1991. “The Design of Manual Handling Tasks: Revised Tables of Maximum Acceptable Weights and Forces.” Ergonomics 34: 1197–1213.10.1080/00140139108964855
   PubMed Web of Science ®Google Scholar
• Snook, S. H. , and C. H. Irvine . 1967. “Maximum Acceptable Weight of Lift.” American Industrial Hygiene Association Journal 28: 322–329.10.1080/00028896709342530
   PubMed Web of Science ®Google Scholar
• Snook, S. H. , C. H. Irvine , and S. F. Bass . 1970. “Maximum Weights and Work Loads Acceptable to Male Industrial Workers.” American Industrial Hygiene Association Journal 31 (5): 579–586.10.1080/0002889708506296
   PubMed Web of Science ®Google Scholar
• Stinson, M. D. , A. P. Porter , and P. A. Eakin . 2002. “Measuring Interface Pressure: A Laboratory-based Investigation into the Effects of Repositioning and Sitting.” American Journal of Occupational Therapy 56 (2): 185–190.10.5014/ajot.56.2.185
   PubMed Web of Science ®Google Scholar
• Stinson, M. D. , A. P. Porter-Armstrong , and P. A. Eakin . 2003. “Pressure Mapping Systems: Reliability of Pressure Map Interpretation.” Clinical Rehabilitation 17: 504–511.10.1191/0269215503cr643oa
   PubMed Web of Science ®Google Scholar
• Stevens, S. S. 1958. “Problems and Methods of Psychophysics.” Psychological Bulletin 55: 177–196.10.1037/h0044251
   PubMed Web of Science ®Google Scholar
• Stevenson, M. G. 1991. “Ergonomic Factors in the Design and Selection of Chairs.” Ergonomics and Human Environments: Proceedings of the 27th Annual Conference of the Ergonomics Society of Australia , 47–54. Adelaide: Ergonomics Society of Australia.
   Google Scholar
• Tewari, V. K. , and N. Prasad . 2000. “Optimum Seat Pan and Back-rest Parameters for a Comfortable Tractor Seat.” Ergonomics 43: 167–186.10.1080/001401300184549
   PubMed Web of Science ®Google Scholar
• Van Dieen, J. H. , M. P. De Looze , and V. Hermans . 2001. “Effects of Dynamic Office Chairs on Trunk Kinematics, Trunk Extensor EMG and Spinal Shrinkage.” Ergonomics 44 (7): 739–750.10.1080/00140130120297
   PubMed Web of Science ®Google Scholar
• Willette, J. , L. A. Wilkerson , and T. Bellingar . 2008. US Patent 7318286. Washington, DC.
   Google Scholar
• Yun, M. H. , L. Donges , and A. Freivalds . 1992. “Using Force Sensitive Resistors to Evaluate Driver Seating Comfort.” In Advances in Industrial Ergonomics and Safety IV , edited by S. Kumar , 403–410. London: Taylor and Francis.
   Google Scholar
• Zhang, L. , M. Helander , and C. Drury . 1996. “Identifying Factors of Comfort and Discomfort in Sitting.” Human Factors: The Journal of the Human Factors and Ergonomics Society 38 (3): 377–389.10.1518/001872096778701962
   Web of Science ®Google Scholar
• Zenk, R. , M. Franz , and H. Bubb . 2008. Emocard – An Approach to Bring More Emotion in the Comfort Concept. In SAE Conference 2008 SAE No. 2008-01-0890. Warrendale, PA: Society of Automotive Engineers.
   Google Scholar