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. 2025 Jan 3;20(1):e0313689. doi: 10.1371/journal.pone.0313689

Fig 3. Heterogeneity in intra-individual changes of the mental health index during the pandemic.

Fig 3

Note: Figure shows point estimates of the employed time variable based on individual fixed effects regressions. Control variables: Interview month indicator variables, interview mode, and age (linear).