Preoperative Frailty and Postoperative Prognosis in the Elderly After Major Surgeries
Clinical trial NCT04655651 · COMPLETED
Trial details
- NCT number
- NCT04655651
- Sponsor
- Peking Union Medical College Hospital
- Status
- COMPLETED
- Study type
- OBSERVATIONAL
- Start date
- 2020-12-20
- Primary completion
- 2022-02-28
- Enrollment
- 189
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