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| ID | Type | Description | Link |
|---|---|---|---|
| K08DK118213 | U.S. NIH Grant/Contract | View source |
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| Name | Class |
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| National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | NIH |
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This study will investigate whether home dialysis uptake varies by the season of year. We will also investigate whether hospitalizations around the time of dialysis also vary by season of year and whether hospitalizations are associated with reduced home dialysis starts and sustained home dialysis uptake.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Patients initiating dialysis for end-stage kidney disease | Patients whose start of dialysis is from 12/1/2007-11/30/2017. We use the following inclusion criteria:
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Season of Year | Other | We stratify patients into 4 groups based on the season of the year (between 12/1/2007-11/30/2017)
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| Measure | Description | Time Frame |
|---|---|---|
| Type of dialysis modality at the start of dialysis | Whether patient started with home dialysis or in-center dialysis at the start of dialysis | Day 1 of dialysis |
| Type of dialysis modality at the end of month 3 of dialysis | Whether patient was using home dialysis or in-center dialysis at the end of month 3 of dialysis (day 84) | End of month 3 of dialysis |
| Type of dialysis modality at the end of month 6 of dialysis | Whether patient was using home dialysis or in-center dialysis at the end of month 6 of dialysis (day 168) | End of month 6 of dialysis |
| Type of dialysis modality at the end of month 9 of dialysis | Whether patient was using home dialysis or in-center dialysis at the end of month 9 of dialysis (day 252) | End of month 9 of dialysis |
| Type of dialysis modality at the end of month 12 of dialysis | Whether patient was using home dialysis or in-center dialysis at the end of month 12 of dialysis (day 336) | End of month 12 of dialysis |
| Mortality in the first year | Whether the patient died in the first year of dialysis and the number of days the patient survived - Censored for transplantation, loss to follow-up | 1 year of dialysis |
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Inclusion Criteria:
Exclusion Criteria:
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All adults with fee-for-service Medicare coverage initiating dialysis for end-stage kidney disease in the United States from 12/1/2007-11/30/2017
Data are protected by a DUA from the United States Renal Data System. Researchers interested in obtaining the data must obtain a DUA. We will share programs to generate the analyses via an open source sharing resource.
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| Type | Includes Protocol | Includes SAP | Includes ICF | Document Label | Document Date | Document Uploaded Date | Document File Name |
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| SAP | No | Yes | No | Statistical Analysis Plan | Jun 8, 2021 | Jun 8, 2021 | SAP_000.pdf |
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| ID | Term |
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| D006760 | Hospitalization |
| ID | Term |
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| D005791 | Patient Care |
| D013812 | Therapeutics |
| D006296 | Health Services |
| D005159 | Health Care Facilities Workforce and Services |
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| Hospitalized 14 days prior to dialysis | Other | We further stratify patients into 3 groups based on whether they were hospitalized within 14 days prior to dialysis
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