Relationship between wealth and emotional well-being before, during, versus after a nationwide disease outbreak: a large-scale investigation of disparities in psychological vulnerability across COVID-19 pandemic phases in China.

Analyses using the positive emotion index showed that, in models 2 and 7, there was a marginally significant income × after-outbreak interaction—higher income individuals experienced more positive emotions after the end of the nationwide outbreak than before the outbreak began.

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In analyses using the negative emotion index, the interaction between income level and the during-outbreak dummy approached significance, indicating that higher income individuals experienced a larger increase in negative emotions when the pandemic began.

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