餐饮从业人员健康素养及从业知识新媒体干预效果评价

 目的 验证健康素养对餐饮从业人员食品安全知识的影响作用，评价手机APP软件对餐饮从业人员健康素养水平的干预效果，为制定特定职业人群健康素养干预方法提供依据。方法 于2018年6-12月采取社区试验方法抽取上海市闵行区大、中、小型餐饮单位的餐饮从业人员，按单位类别随机纳入干预组和对照组，干预组进行健康素养新媒体干预活动，并于干预前、后分别调查了对照组的446和443人，干预组的441和440人，比较两组餐饮从业人员健康素养水平及食品安全知识得分的变化情况。结果 干预前干预组和对照组的健康素养3个维度、6类健康问题和总体水平差异均无统计学意义（P均>0.05）;干预后干预组健康素养3个维度、6类健康问题和总体水平分别为86.59%、51.59%、56.14%、73.86%、74.55%、42.95%、89.77%、36.14%、50.68%和48.86%，均明显高于对照组的51.46%、33.63%、30.02%、43.34%、59.82%、23.25%、63.33%、14.22%、28.89%和27.77%，差异均有统计学意义（P均<0.01）;干预前后，干预组组内健康素养水平比较差异有统计学意义（P<0.01）。干预前干预组和对照组的食品安全8个方面知识得分和总分差异均无统计学意义（P均>0.05）;干预后干预组食品安全知识总分为（14.73±1.93）分，高于对照组的（8.67±1.77）分，差异有统计学意义（P<0.001）;干预前后，干预组组内的食品安全总得分比较差异有统计学意义（P<0.001）。结论 新媒体工具干预可有效提高餐饮从业人员的健康素养，健康素养的提高也促进了其食品安全知识水平的提升。

Impact of new media intervention on health literacy and food safety cognitive among catering staff

Objective To verify the relations between food safety knowledge and health literacy among food handlers,and the impact of new media intervention (mobile app) on their health literacy,so as to provide references for intervention strategies on health literacy of special occupational workers.Methods Based on community trial design,catering staff from large,medium and small restaurant in Minhang District of Shanghai were divided into intervention group with new media intervention on health literacy and control group by using simple random sampling method between Jun and Dec 2018.The effect of the intervention was measured with the health literacy scale and food safety knowledge scale among the participants sampled from the intervention group (n=441 and 440) and the control group (n=446 and 443) before and after the intervention program.Results No significant differences in overall score,three aspects,and six types of health problem scores of health literacy were observed between the participants of the intervention and control group before the intervention program (P>0.05 for all);while after the intervention,significantly higher overall score,three aspects,and six types of health problem scores were observed between the intervention group (86.59%,51.59%,56.14%,73.86%,74.55%,42.95%,89.77%,36.14%,50.68% and 48.86%) and the control group (51.46%,33.63%,30.02%,43.34%,59.82%,23.25%,63.33%,14.22%,28.89% and 27.77%)(P<0.01 for all).There were significant differences in the overall score of health literacy for the participants in the intervention after the intervention (P<0.01).No significant differences in overall score and eight aspects scores of food safety knowledge were observed between the two groups before the intervention program (P>0.05 for all);while after the intervention,significant higher overall score of food safety was observed in intervention group (14.73±1.93) compared with that of the control group (8.67±1.77,P<0.001).There were significant difference in the overall score of food safety knowledge for the participants in the intervention after the intervention (P<0.001).Conclusion New media intervention can effectively improve the health literacy level among catering staff.At the same time,which also promotes their food safety knowledge.