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Figure 1 | BMC Musculoskeletal Disorders

Figure 1

From: Prediction of trapezius muscle activity and shoulder, head, neck, and torso postures during computer use: results of a field study

Figure 1

Percent increase in participants that would be required in order for the expanded model predictions to have the same power to detect differences as the direct measurements, as a function of R 2 , for each median and range of amplitude of trapezius muscle activity and each median and range of motion of shoulder, head, neck, and torso posture.

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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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