目的 探讨正念觉知在急性冠状动脉综合征患者知觉压力与社会功能缺陷间的中介效应。方法 采用便利抽样法，于2021年9月至2022年6月选取在唐山市某三级甲等医院心内科门诊复诊的515例患者为研究对象，采用一般资料调查问卷、中文版知觉压力量表、正念注意觉知量表、社会功能缺陷量表对其进行调查。结果 知觉压力与社会功能缺陷呈正相关(r=0.682，P＜0.01)、与正念觉知呈负相关(r=-0.503，P＜0.01)，正念觉知和社会功能缺陷呈负相关(r=-0.781，P＜0.01)；正念觉知是知觉压力与社会功能缺陷间的中介变量，中介效应占总效应量的18.68%。结论 正念觉知在患者知觉压力与社会功能缺陷间具有中介效应，医护人员应采取措施降低患者知觉压力，提高正念，改善社会功能。

Objective To explore the mediating effect of mindful awareness between perceived stress and social dysfunction among patients with acute coronary syndrome.Methods Convenient sampling method was used to select 515 patients from Department of Cardiology in a tertiary A hospital in Tangshan from September,2021 to June,2022.The general information questionnaire,Chinese Perceived Stress Scale,Mindful Attention Awareness Scale,and Social Dysfunction Screening Scale were used for investigation.Results Perceived stress was positively correlated with social dysfunction (r=0.682,P＜0.01),and negatively correlated with mindful awareness (r=-0.503,P＜0.01).Mindful awareness and social dysfunction were negatively correlated (r=-0.781,P＜0.01).Mindful awareness was a mediating variable between perceived stress and social dysfunction,with the mediating effect accounting for 18.68% of the total effect.Conclusions Mindful awareness plays a mediating role between perceived stress and social dysfunction in patients with acute coronary syndrome.Medical staff should take measures to reduce patients’ perceived stress and increase their mindfulness,so as to improve their level of social function.

R473.54

河北省科技厅基金项目（16277787D）