农村教室人行为监测及呼吸道传染病风险评估

钱 佳雨
北京工业大学绿色建筑环境与节能技术重点实验室

摘要


由于教育水平低，农村教室应对呼吸道传染病传播能力差，疫情防控面临极大挑战。近距离接触是大多呼
吸道传染病传播的主要传播途径。本研究旨在揭示农村中小学教室中人员近距离接触行为特征，评估呼吸道传染病
近距离传播风险，并制定防控措施。本研究在34万帧的教室图像中收集了超过1866万次的近距离接触行为。利用室
内传染病近距离传播模型，评估了农村中小学教室中人员感染风险以及不同防控措施效用。在农村地区，教室的每
小时感染风险为10.2×10-4。采取合适的防疫措施后能使农村教室内通过近距离接触的感染风险下降90%以上。
讨论：本研究为制定针对农村地区教室的传染病精准防控策略提供了有力支撑。

关键词


呼吸道传染病；教室；农村；近距离接触；机器视觉

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