I greatly appreciate the opportunity to address the comments by Dobie and by Black and Homer. A brief supplemental analysis of the original data1 is included herein to address the questions raised by my colleagues and to further support the validity of my original findings.
A meta-analysis is a quantitative review of existing literature. The only data available for analysis were data reported by others. Black and Homer have criticized the lack of stratification that would have highlighted various categories of vestibular pathology (ie, bilateral vs unilateral peripheral vestibular deficits) and the absence of controls for age, gender, and chronicity or temporal variables. They did not point out, however, that these data were generally absent from articles that met the criteria for inclusion in the meta-analysis. I discussed the absence of these data in my article1 and expanded on that summary in Table 1.
Laterality of the
Di Fabio RP. Platform Posturography-Reply. Arch Otolaryngol Head Neck Surg. 1996;122(11):1274–1276. doi:10.1001/archotol.1996.01890230115022
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