Αρχειοθήκη ιστολογίου

Τρίτη 7 Νοεμβρίου 2017

The contribution of cochlear implants to postural stability

Objectives

To determine whether spatial auditory cues provided by cochlear implants can improve postural balance in adults with severe deafness.

Methods

In the presence of spatial white noise, 13 adult cochlear implantees wore head and lumbar-mounted inertial sensors while standing in the dark for 30 seconds in two auditory conditions: hearing assistive devices on and off.

Results

Stability was improved with implants on (aided condition) compared to off (unaided condition) with respect to differences in mean head velocity (Cohen's d = 0.912, P = 0.006) as well as to root mean square (RMS) acceleration (Cohen's d = 0.456, P = 0.048). This was particularly evident in measures of anteroposterior accelerations (mean difference = 0.034 m/s2; Cohen's d = 0.612; P = 0.011).

Conclusion

The decrease in RMS head acceleration and velocity while wearing cochlear implants suggests that they could be recognized as balance implants in addition to auditory implants. The clinical importance of this finding in various patient populations remains to be determined.

Level of Evidence

4. Laryngoscope, 2017



from #ORL-AlexandrosSfakianakis via ola Kala on Inoreader http://ift.tt/2hRHLfO

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