Carolyn M. Sommerich

Works (16)

Updated: February 10th, 2025 16:10

2009 article

College students and computers: Assessment of usage patterns and musculoskeletal discomfort

Noack-Cooper, K. L., Sommerich, C. M., & Mirka, G. A. (2009, January 1). Work.

By: K. Noack-Cooper n, C. Sommerich n & G. Mirka n

author keywords: Computer; VDT; college students; musculoskeletal discomfort
MeSH headings : Adult; Female; Humans; Male; Musculoskeletal System / physiopathology; Pain; Surveys and Questionnaires; United States; Universities; User-Computer Interface; Young Adult
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Technostress in Professional Settings
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UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2006 article

Evaluation of a Redesigned Self-Checkout Station for Wheelchair Users

Bajaj, K., Mirka, G. A., Sommerich, C. M., & Khachatoorian, H. (2006, March 31). Assistive Technology.

By: K. Bajaj n, G. Mirka n, C. Sommerich n & H. Khachatoorian n

author keywords: ergonomics; universal design; retail checkout; wheelchair
MeSH headings : Architectural Accessibility; Commerce / instrumentation; Disabled Persons; Efficiency; Equipment Design; Ergonomics; Focus Groups; Humans; Posture; Self-Help Devices / trends; Task Performance and Analysis; Wheelchairs
topics (OpenAlex): Spinal Cord Injury Research; Assistive Technology in Communication and Mobility; Gaze Tracking and Assistive Technology
TL;DR: The results of this study indicate that design for populations with specific limitations does not need to come at a cost of reduced accessibility for persons without these limitations; universal design is achievable. (via Semantic Scholar)
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UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2006 journal article

Low-level exertions of the neck musculature: A study of research methods

Journal of Electromyography and Kinesiology, 16(5), 485–497.

By: S. Joines n , C. Sommerich n, G. Mirka n, J. Wilson n & S. Moon*

author keywords: electrode location; normalization method; muscle access; neck muscles
MeSH headings : Electromyography / methods; Electromyography / standards; Guidelines as Topic; Humans; Muscle Contraction / physiology; Neck Muscles / physiology; Posture / physiology; Reference Standards; Reproducibility of Results; Research Design; Sensitivity and Specificity; United States
topics (OpenAlex): Occupational health in dentistry; Musculoskeletal pain and rehabilitation; Ergonomics and Musculoskeletal Disorders
TL;DR: The goal of the current research was to use empirical methods to answer specific methodological questions concerning use of sEMG in evaluation of the neck extensor system and showed significant differences in normalized EMG data between a posture-specific technique and a reference posture technique. (via Semantic Scholar)
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Sources: Web Of Science, NC State University Libraries, Crossref
Added: August 6, 2018

2004 article

Cervicobrachial muscle response to cognitive load in a dual-task scenario

Leyman, E. L. C., Mirka, G. A., Kaber, D. B., & Sommerich, C. M. (2004, May 2). Ergonomics.

By: E. Leyman n, G. Mirka n, D. Kaber n & C. Sommerich n

author keywords: attention; cognitive task; multiple-task performance; electromyography; mental workload; physiological measures; secondary-task performance; stress; visual display unit
MeSH headings : Adaptation, Physiological; Adult; Cognition; Female; Humans; Male; Mental Processes; Movement; Muscle, Skeletal / physiology; Postural Balance / physiology; Psychomotor Performance / physiology; Task Performance and Analysis; Workload / psychology
topics (OpenAlex): Motor Control and Adaptation; Ergonomics and Musculoskeletal Disorders; Musculoskeletal pain and rehabilitation
TL;DR: Examination of the impact of cognitive load in office-type tasks on physical-stress response using a dual-task paradigm involving a primary cognitive task and secondary typing task revealed that the primary task causing the highest level of perceived workload also produced 61% higher muscle activity in the right trapezius. (via Semantic Scholar)
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8. Decent Work and Economic Growth (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2004 article

Productivity and Ergonomic Investigation of Bent-Handle Pliers

Duke, K., Mirka, G. A., & Sommerich, C. M. (2004, June 1). Human Factors The Journal of the Human Factors and Ergonomics Society.

By: K. Duke n, G. Mirka n & C. Sommerich n

MeSH headings : Adult; Efficiency; Equipment Design; Female; Humans; Male; Posture; Task Performance and Analysis
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Musculoskeletal pain and rehabilitation; Motor Control and Adaptation
TL;DR: The results indicate that the beneficial effects of the bent-handle pliers are task dependent and that the ergonomic utility of bent handle pliers can be considerable but that the 3-D kinematics characteristics of the task must be considered. (via Semantic Scholar)
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UN Sustainable Development Goal Categories
8. Decent Work and Economic Growth (OpenAlex)
Source: Web Of Science
Added: August 6, 2018

2002 journal article

An investigation of ergonomic interventions in dental hygiene work

Applied Ergonomics, 33(2), 175–184.

By: C. Smith, C. Sommerich, G. Mirka & M. George

Source: NC State University Libraries
Added: August 6, 2018

2002 article

Effects of notebook computer configuration and task on user biomechanics, productivity, and comfort

Sommerich, C. M., Starr, H., Smith, C. A., & Shivers, C. (2002, July 1). International Journal of Industrial Ergonomics.

By: C. Sommerich n, H. Starr n, C. Smith n & C. Shivers n

author keywords: portable computer; laptop computer; notebook computer; ergonomics; biomechanics; pointing device
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Musculoskeletal pain and rehabilitation; Occupational health in dentistry
TL;DR: Results were generally consistent with the hypothesis, though some biomechanical advantages were identified for each configuration; specifics and exceptions are discussed, along with reasons for a general recommendation for the use of an external mouse, or mouse and keyboard when using a notebook computer for an extended period of time. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

2001 article

A field evaluation of monitor placement effects in VDT users

Psihogios, J. P., Sommerich, C. M., Mirka, G. A., & Moon, S. D. (2001, August 1). Applied Ergonomics.

By: J. Psihogios*, C. Sommerich n, G. Mirka n & S. Moon*

author keywords: visual display terminal; cervical; monitor
MeSH headings : Adult; Anthropometry; Computer Terminals; Ergometry; Evaluation Studies as Topic; Facility Design and Construction; Female; Humans; Interior Design and Furnishings; Male; Muscle, Skeletal / physiopathology; Posture / physiology; Videotape Recording
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Musculoskeletal pain and rehabilitation; Effects of Vibration on Health
TL;DR: Overall, there seems to be consistent evidence to support mid-level or somewhat higher placement, as a rule-of-thumb, considering preferred gaze angle and musculoskeletal concerns, however, optimal placement may be lower for some individuals or tasks. (via Semantic Scholar)
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Source: Web Of Science
Added: August 6, 2018

2001 article

An investigation of the effects of touchpad location within a notebook computer

Kelaher, D., Nay, T., Lawrence, B., Lamar, S., & Sommerich, C. M. (2001, February 1). Applied Ergonomics.

By: D. Kelaher n, T. Nay n, B. Lawrence n, S. Lamar n & C. Sommerich n

author keywords: notebook computer; pointing device; wrist posture; musculoskeletal discomfort
MeSH headings : Adult; Analysis of Variance; Elbow / physiopathology; Equipment Design / instrumentation; Ergonomics; Female; Humans; Male; Microcomputers; Shoulder / physiopathology; United States; User-Computer Interface; Wrist / physiopathology
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Color perception and design; Spatial Cognition and Navigation
TL;DR: Touchpad location was found to significantly impact upper extremity posture, discomfort, preference, and performance, and the top center location was particularly poor, in that it elicited more ulnar deviation, more shoulder flexion, more discomfort, and perceptions of performance impedance. (via Semantic Scholar)
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UN Sustainable Development Goal Categories
Source: Web Of Science
Added: August 6, 2018

2001 journal article

Comparison of self-assessment and partnered-assessment as cost-effective alternative methods for office workstation evaluation

International Journal of Industrial Ergonomics, 28(6), 327–340.

By: S. Joines n  & C. Sommerich n

author keywords: ergonomics program; intervention methods; VDT workstation; musculoskeletal disorders
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Occupational health in dentistry; Musculoskeletal pain and rehabilitation
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2001 journal article

Effects of Computer Monitor Viewing Angle and Related Factors on Strain, Performance, and Preference Outcomes

Human Factors: The Journal of the Human Factors and Ergonomics Society, 43(1), 39–55.

By: C. Sommerich n, S. Joines n  & J. Psihogios*

MeSH headings : Adult; Computer Terminals; Data Display; Female; Humans; Male; Middle Aged; Neck Pain / etiology; Occupational Diseases / etiology; Orientation; Psychomotor Performance; Risk Factors; Sprains and Strains / etiology
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Musculoskeletal pain and rehabilitation; Effects of Vibration on Health
TL;DR: A model of visual and musculoskeletal strain associated with computer monitor placement was developed and several hypotheses that were formed to focus the inquiry were formed. (via Semantic Scholar)
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UN Sustainable Development Goal Categories
4. Quality Education (OpenAlex)
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

2000 journal article

Use of surface electromyography to estimate neck muscle activity

Journal of Electromyography and Kinesiology, 10(6), 377–398.

By: C. Sommerich n, S. Joines n , V. Hermans * & S. Moon*

MeSH headings : Biomechanical Phenomena; Cumulative Trauma Disorders / physiopathology; Electrodes; Electromyography; Humans; Neck Muscles / physiology; Neck Muscles / physiopathology; Occupational Diseases / physiopathology
topics (OpenAlex): Ergonomics and Musculoskeletal Disorders; Occupational health in dentistry; Musculoskeletal pain and rehabilitation
TL;DR: The paper includes review and discussion of electrode site location, methods of normalization, data reliability, and factors that can affect sEMG signals from this region, including noise, physiologic artifact, stress, visual deficiencies, and pain. (via Semantic Scholar)
UN Sustainable Development Goals Color Wheel
UN Sustainable Development Goal Categories
Sources: Web Of Science, Crossref, NC State University Libraries
Added: August 6, 2018

1999 chapter

Economic analysis for ergonomics programs

In W. Karwowski & W. S. Marras (Eds.), The occupational ergonomics handbook: Ch. 83. Boca Raton, CRC Press.

By: C. Sommerich

Ed(s): . W. Karwowski & W. Marras

Source: NC State University Libraries
Added: August 6, 2018

1999 chapter

Upper extermity supports

In W. Karwowski & W. S. Marras (Eds.), The industrial ergonomics handbook: Ch. 77. Boca Raton, CRC Press.

By: C. Sommerich

Ed(s): . W. Karwowski & W. Marras

Source: NC State University Libraries
Added: August 6, 2018

1998 journal article

A method for developing biomechanical profiles of hand-intensive tasks

Clinical Biomechanics (Bristol, Avon), 13(4-5), 261–271.

By: C. Sommerich, W. Marras & M. Parnianpour

Source: NC State University Libraries
Added: August 6, 2018

1998 chapter

Managing work-related musculoskeletal injuries

In W. Karwowski & G. Salvendy (Eds.), Ergonomics in manufacturing: Raising productivity through workplace improvement (Ch. 19). Dearborn, Mich.: Society of Manufacturing Engineers; Norcross, Ga.: Engineering & Management Press.

By: C. Sommerich & G. Mirka

Ed(s): W. Karwowski & G. Salvendy

Source: NC State University Libraries
Added: August 6, 2018

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