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To describe the clinical characteristics, the diagnosis and treatment, the survival status and change trend of young breast cancer patients in China from 2000 to 2015, and to explore and discuss the main influencing factors.
In this study, medical records and follow-up information of young breast cancer patients (age ≤35 years at first diagnosis) who were first diagnosed and treated in the years (2000, 2003, 2006, 2009, 2012 and 2015) were collected from multiple hospitals in China from 2000 to 2015, to establish a retrospective cohort of young breast cancer patients. Clinical characteristics, diagnosis and treatment, and survival rates of young breast cancer patients from 2000 to 2015 were analyzed. To explore the main factors affecting the clinical diagnosis and treatment and the survival of patients.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| 1 | Young breast cancer patients in China from 2000 to 2015, of whom the clinical features, diagnosis and treatment models and survival status are described. |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Clinical characteristics, diagnosis and treatment, survival status | Procedure | Describe the clinical characteristics, diagnosis and treatment, survival status and the trends of young breast cancer |
| Measure | Description | Time Frame |
|---|---|---|
| Clinical features and trend | To describe the clinical characteristics and trends of young breast cancer patients in China | Between 2000 and 2015 |
| Diagnosis and treatment and trend | To describe the methods of diagnosis and treatment in young breast cancer patients in China and the changing trend, to explore the main factors affecting diagnosis and treatment | Between 2000 and 2015 |
| Survival situation and change trend | To describe the survival and change trend of young breast cancer patients in China, to explore the main factors affecting the prognosis of young breast cancer patients | Between 2000 and 2015 |
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Inclusion Criteria:
Exclusion Criteria:
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Young Breast cancer patients (≤35 years old) in China
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| ID | Term |
|---|---|
| D001943 | Breast Neoplasms |
| ID | Term |
|---|---|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D001941 | Breast Diseases |
| D012871 | Skin Diseases |
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| ID | Term |
|---|---|
| D013812 | Therapeutics |
| D008722 | Methods |
| ID | Term |
|---|---|
| D008919 | Investigative Techniques |
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|
| D017437 |
| Skin and Connective Tissue Diseases |