Effect of Digital Intervention on Self-management of Hypertensive Patients at High Risk of Stroke

"Intervention group (n = 60) : Interventions were developed for five behavioral problems, as follows:~1. Lack of knowledge about hypertension~ \- Measures: APP push knowledge (risk factors, medication, lifestyle, etc.), blood pressure monitoring teaching, monthly online lectures, regular feedback and encouragement of blood pressure data.~2. Poor medication compliance~ \- Measures: Medication reminders were set by the APP, and repeated and recorded when no medication was taken.~3. Obesity/overweight Targets: BMI 18.5-23.9, waist circumference \<90cm in men and \<85cm in women Interventions: promoting knowledge about the dangers of obesity, daily exercise reminders, setting weight loss goals and encouraging weight loss.~4. A high-sodium diet Target: \<6g salt per day~ \- Measures: Release of low-salt dietary guidelines (graphic and text) and distribution of salt-limiting spoons (1-2 grams).~5. Drinking too much Target: ≤25g alcohol per day for men and ≤15g for women; Weekly male ≤140g, female ≤80"