Classifying and characterizing the development of self-reported overall quality of life among the Chinese elderly: a twelve-year longitudinal study.

BMC Public Health · 2022 · PMC9175517 · PMID 35672842

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an increasing trendno p-value reported

The third group ( n = 326) accounted for 19.82% of the sample, and it presented a low initial level and an increasing trend.

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