Research Article
Pathology-Related Influences on the VEM: Three Years’ Experience since Implementation of a New Parameter in Phoniatric Voice Diagnostics
Table 3
Effects of VEM levels on the investigated parameters ().
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The grading of VEM levels was based on the percentiles of the total study cohort (). Level 0: normal vocal capacity () ≙ 100th percentile (Q4). Level 1: mildly reduced vocal capacity ( to ≥93) ≙ 75th percentile (Q3). Level 2: moderately reduced vocal capacity ( to ≥69) ≙ 50th percentile (Q2). Level 3: severely reduced vocal capacity () ≙ 25th percentile (Q1). |