PRevention of OsTEoporotiC FracTure 2 Pilot Study

Inclusion Criteria: 1. Local residents (live in the city where the hospital is located for half a year or more); 2. Hospitalized patients with fractures aged 50 years and above; 3. First fracture, without history of fracture; 4. Never diagnosed as "osteoporosis" before admission; 5. No fracture history, and never receive any bone mineral density test, and never take anti-osteoporosis medication in the 4 years before admission; 6. Hospitalized patients with the following fractures: hip fracture, thoracic spine fracture, and lumbar spine fracture; 7. New fragility fracture: fracture that occurs after minor trauma or daily activities, such as a fracture caused by a fall from standing height or less; fracture happened within 6 weeks; 8. Not living in a nursing or rehabilitation institution before fracture; 9. Possess reading ability, and can read and understand informed consent forms or medical materials independently. Exclusion Criteria: 1. Patients with pathological fractures caused by tumor or infection; 2. Patients with cognitive dysfunction or mental disorder; 3. AIDS patients; 4. Patients who refuse to follow-up, or have poor compliance for follow-up, or fail to understand and cooperate for follow-up; 5. Hearing or visual impairment, and unable to communicate or read materials; 6. Patients who have participate in other studies; 7. Other conditions that the investigator considered inappropriate to enroll.