biostudies-literatureUnknown81(9)Xie L<h4>Aims</h4>Based on the socio-ecological model, the present study examined influencing factors of eHealth literacy among Chinese older adults at individual-level (e.g., socio-demographics, Internet use, and health status), interpersonal (e.g., informational support and instrumental support), and community-level (e.g., available public facilities).<h4>Design</h4>A longitudinal study was conducted among 611 Chinese older adults aged 55 or over.<h4>Methods</h4>From February to December 2022, older people's eHealth literacy was collected at baseline, 3-month and 6-month follow-up surveys and other variables were collected only at baseline, using online questionnaires.<h4>Results</h4>Among 611 participants, 464 (75.9%) completed both follow-up surveys. At the individual level, participants whJournal of advanced nursing5831-5844https://www.ebi.ac.uk/biostudies/studies/S-EPMC12371772biostudies-literatureMulti-Level Factors Influencing eHealth Literacy Among Chinese Older Adults: A Longitudinal Study.PMC12371772Xie LMo PKHfalseMulti-Level Factors Influencing eHealth Literacy Among Chinese Older Adults: A Longitudinal Study.<h4>Aims</h4>Based on the socio-ecological model, the present study examined influencing factors of eHealth literacy among Chinese older adults at individual-level (e.g., socio-demographics, Internet use, and health status), interpersonal (e.g., informational support and instrumental support), and community-level (e.g., available public facilities).<h4>Design</h4>A longitudinal study was conducted among 611 Chinese older adults aged 55 or over.<h4>Methods</h4>From February to December 2022, older people's eHealth literacy was collected at baseline, 3-month and 6-month follow-up surveys and other variables were collected only at baseline, using online questionnaires.<h4>Results</h4>Among 611 participants, 464 (75.9%) completed both follow-up surveys. At the individual level, participants wh2025-01-01T00:00:00Z2025 Sep2026-05-08T06:53:49.694Z2026-04-07T23:31:32.092ZS-EPMC123717723975537810.1111/jan.16702