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. 2026 May 22;13:1801802. doi: 10.3389/fmed.2026.1801802

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Copyright © 2026 Zhang, Ku, Jia, Wang, Zhou and Zhang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Radar chart comparing pre-intervention and post-intervention scores across six infection prevention areas, showing significant improvement in each category after intervention. Pre-intervention is depicted in red, post-intervention in green. Average improvement is reported as plus thirty-nine point one points. — Multi-dimensional improvement radar chart.