HITCal: a software tool for analysis of video head impulse test responses.

Abstract:

CONCLUSION:The developed software (HITCal) may be a useful tool in the analysis and measurement of the saccadic video head impulse test (vHIT) responses and with the experience obtained during its use the authors suggest that HITCal is an excellent method for enhanced exploration of vHIT outputs. OBJECTIVE:To develop a (software) method to analyze and explore the vHIT responses, mainly saccades. METHODS:HITCal was written using a computational development program; the function to access a vHIT file was programmed; extended head impulse exploration and measurement tools were created and an automated saccade analysis was developed using an experimental algorithm. For pre-release HITCal laboratory tests, a database of head impulse tests (HITs) was created with the data collected retrospectively in three reference centers. This HITs database was evaluated by humans and was also computed with HITCal. RESULTS:The authors have successfully built HITCal and it has been released as open source software; the developed software was fully operative and all the proposed characteristics were incorporated in the released version. The automated saccades algorithm implemented in HITCal has good concordance with the assessment by human observers (Cohen's kappa coefficient = 0.7).

journal_name

Acta Otolaryngol

journal_title

Acta oto-laryngologica

authors

Rey-Martinez J,Batuecas-Caletrio A,Matiño E,Perez Fernandez N

doi

10.3109/00016489.2015.1035401

subject

Has Abstract

pub_date

2015-09-01 00:00:00

pages

886-94

issue

9

eissn

0001-6489

issn

1651-2251

journal_volume

135

pub_type

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