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. Author manuscript; available in PMC: 2015 Apr 1.
Published in final edited form as: Biling (Camb Engl). 2014 Apr;17(2):364–383. doi: 10.1017/S1366728913000424

Table 3.

Pearson bivariate correlations between self-rated proficiency and objective measures of proficiency in each language, language dominance difference scores, and bilingual index scores for young adult bilinguals in Experiment 1 (n = 62).

English Mandarin


Self-rating OPI MINT Self-rating OPI MINT
OPI 0.67 OPI 0.68
p-value <.001 p-value <.001
MINT 0.58 0.53 MINT 0.65 0.79
p-value <.001 <.001 p-value <.001 <.001
BNT 0.67 0.64 0.90 BNT 0.67 0.77 0.93
p-value <.001 <.001 <.001 p-value <.001 <.001 <.001
Language dominance (English minus Mandarin) Bilingual index scores

Self-rating OPI MINT Self-rating OPI MINT
OPI 0.81 OPI 0.62
p-value <.001 p-value <.001
MINT 0.83 0.83 MINT 0.64 0.65
p-value <.001 <.001 p-value <.001 <.001
BNT 0.87 0.85 0.93 BNT 0.62 0.60 0.91
p-value <.001 <.001 <.001 p-value <.001 <.001 <.001