Objective To explore the effect of protection motivation theory (PMT) guided nursing intervention for patients at high-risk of diabetic foot. Methods A total of of 40 patients at high-risk of diabetic foot received comprehensive nursing intervention guided by PMT. Patients' quality of life, self efficacy, diabetic foot related indicators were measured before and after the intervention. Results After the intervention, patients' self efficacy levels and quality of life were significantly higher, and diabetic foot related indicators were less ...