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. 2023 Nov 14;18(11):e0285744. doi: 10.1371/journal.pone.0285744

Table 1. Summary statistics.

Variable Describe Obs. Mean Std. dev. Min Max
Numeric variable
Score Score of traditional Chinese medicine health literacy 4016 51.61504 20.85104 2 96
Age Respondent’s age 4016 47.29706 13.17334 15 69
Income Household income of respondents 4016 37009.24 37557.14 0 800000
Population Respondent’s household population 4016 2.842629 1.627024 1 16
Classification variable
Year Distinguish between respondents before and after COVID-19 4016 --- --- 2019 2020
Con The confirmed case in the respondent’s residence is 1, not 0 4016 --- --- 0 1
Gender 1 male and 2 female respondents 4016 --- --- 1 2
Sick 1 for respondents with chronic diseases, otherwise 0 4016 --- --- 0 1
Han if the respondent is Han, otherwise 0 4016 --- --- 0 1
Occupation Occupation of respondents 4016 --- --- 1 9
Education Education level of respondents 4016 --- --- 1 6

Note: This table summarizes the demographic characteristics of the residents and their families, as well as the residents’ TCM health literacy scores and other related data. Among them, the number of respondents in 2019 was 1969, and the number of respondents in 2020 was 2047. The respondents in these two years are not exactly the same.