Barely Significant
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Optimization of Anthocyanin Extraction from Purple Sweet Potato Peel (<i>Ipomea batata</i>) Using Sonotrode Ultrasound-Assisted Extraction.

Foods · 2025 · PMC12345892 · PMID 40807623

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a negative trendno p-value reported
A Pearson correlation analysis between extract pH and TMAC showed a negative trend, but it was not statistically significant (R = −0.513; p = 0.060).

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