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. 2025 Oct 7;15:34937. doi: 10.1038/s41598-025-18691-7

Table 3.

Pearson correlation coefficients between sweetness, sourness, and related physicochemical properties.

Sweet Sour Brix/TA TA pH Brix
Sweet 1 0.31* 0.41 − 0.36 − 0.41 0.43
Sour 1 − 0.34 0.61* 0.43 − 0.06
Brix/TA 1 − 0.9*** − 0.71** 0.92***
TA 1 0.69** − 0.67**
pH 1 − 0.62*
Brix 1

The *, **, and *** indicate significant differences at p < 0.05, p < 0.01, and p < 0.001, respectively.