Differential Analysis of Age, Gender, Race, Sentiment, and Emotion in Substance Use Discourse on Twitter During the COVID-19 Pandemic: A Natural Language Processing Approach.

JMIR Infodemiology · 2025 · PMC12340460 · PMID 40720823

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an increasing trendno p-value reported

Notably, our analysis indicated an increasing trend in SU among teenagers (≤18 years), alongside a decline among individuals aged 19 to 29 years.

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