Table 1. The mean metric values for 3 languages from Arvaniti (2012)

Language ΔC %V rPVI-C nPVI-V VarcoC VarcoV
English 60.0 45.7 68.9 59.9 55.0 54.8
Korean 50.5 49.2 56.7 54.3 54.8 58.3
Spanish 46.6 49.5 53.7 49.1 50.2 53.3
ΔC, SD of consonantal intervals; %V, proportion of vocalic intervals; rPVI, raw Pairwise Variability Index; nPVI, normalized Pairwise Variability Index.