Atlanta Census Research Data Center (ACRDC)

Overview
The ACRDC seeks to provide qualified researchers in the Southeast the opportunity to perform statistical analysis on non-public Census microdata. The ACRDC also provides access to restricted-level files from the CDC. Link

Components
Data warehouse:

  • Economic data
  • Demographic data
  • Mixed data
  • Health data

Population
Varies by dataset

Cost
$0

Clearance?
Varies by dataset

Years Available
Varies by dataset

Linked Datasets
Varies by dataset

Data Type
Varies by dataset
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Main Variables:

Data.gov

Overview
Government data repository. Available to the public: find, download, and use datasets that are generated and held by the federal government. Link

Components
Data Warehouse

Population
Varies

Cost
Varies, but usually no cost

Clearance?
Varies by dataset

Years Available
Varies by dataset

Linked Datasets
Varies

Study Type
Varies by dataset

File Types
Varies by dataset
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Main Variables:

Drug Abuse Warning Network (DAWN)

Overview
Public health surveillance system that monitors drug-related hospital emergency departments and drug-related deaths investigated by medical examiners and coroners. Link/Data

Population
US population

Cost
$0

Clearance?
No, for publicly-available data. Yes, for restricted-use data. You have to register an account with the SAMHDA.

Years Available
2004-2011

Linked Datasets
n/a

Study Type
Surveillance

File Types
ASCII, SAS, SPSS, Stata, TSV
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Main Variables:

Healthcare Cost and Utilization Project (HCUP)

Overview
Set of databases concerning: hospital inpatient and emergency department utilization. Link/Data

Components

  • Nationwide Inpatient Sample (NIS)
  • Nationwide Emergency Dept Sample (NEDS)
  • Kids’ Inpatient Database (KID)
  • State Inpatient Databases (SID)

Population
US population. Discharge level patients from hospitals, ambulatory surgery,  and ERs

Cost
$50 dollars per year for most recent years. $20 per year for previous years. (students)

Clearance?
Data Usage Agreement

Years Available
2001-2016

Linked Datasets
Yes. Varies by dataset.

Study Type
Surveillance

File Types
ASCII
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Main Variables:

Inter-University Consortium for Political and Social Research (ICPSR)

Overview
Inter-University partnership focused on social science research. Link

Components
Data Warehouse

Population
US, International

Cost
$0

Clearance?
Yes. For some restricted data. Agreement Request System (IDARS), IRB approval, data use agreement, investigator information, description, information on data formats, data storage.

Years Available
Varies

Study Type
Varies by dataset

File Types
ASCII, SAS, SPSS, Stata
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Main Variables:

Longitudinal Studies of Aging (LSOA)


Overview
A multi-cohort study of persons 70+ years of age designed primarily to measure changes in the health, functional status, living arrangements, and health services utilization of older Americans. Link

Components

  • The 1984 Supplement on Aging (SOA)
  • The 1984-1990 Longitudinal Study of Aging (LSOA)
  • The 1994 Second Supplement on Aging (SOA II)
  • The 1994-2000 Second Longitudinal Study of Aging (LSOA II)

Population
US population. 70+ years of age

Cost
$0

Clearance?
No. There isn’t an additional clearance step.

Years Available
1984-2000

Linked Datasets
LSOA II- Mortality, LSOA II- SSA, LSOA II- Medicare: 1994-2000

Study Type
Longitudinal

File Types
ASCII, CD-ROM
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Main Variables:

Medical Expenditure Panel Survey (MEPS)

Overview
National estimates of health care use and spending, insurance, accessibility of care. Link/Data

Components

  • Household
  • Insurance
  • Medical Provider component

Population
US Families and individuals, Employers, Medical Providers (physicians, hospitals, pharmacies, etc.)

Cost
$0

Clearance?
No. There isn’t an additional clearance step.

Years Available
1996-2017

Linked Datasets
No

Study Type
Survey

File Types
ASCII, SAS transport file
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Main Variables:

Medicare Current Beneficiary Survey (MCBS)

Overview
To determine  expenditures and sources of payment for all services used by Medicare beneficiaries. Link/Data

Components

  • Access to Care
  • Cost and Use

Population
US, 65+ years old

Cost
$600 per module per year

Clearance?
Yes. Request to ResDAC (Research Data Assistant Center), Data Use Agreement, funding information, study abstract.

Years Available
1992-2016

Linked Datasets
No

Study Type
Survey

File Types
ASCII
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Main Variables:

National Hospital Discharge Survey (NHDS)

Overview
Survey designed to meet the need for information on characteristics of inpatients discharged from non-Federal short-stay hospitals in the United States. Link/Data

Population
Hospitals with an average length of stay of fewer than 30 days for all patients, general hospitals, or children’s general hospitals are included in the survey. Federal, military, and Department of Veterans Affairs hospitals, as well as hospital units of institutions (such as prison hospitals), and hospitals with fewer than six beds staffed for patient use, are excluded.

Cost
$0

Clearance?
No. There isn’t an additional clearance step.

Years Available 
1965-2010

Linked Datasets
Geocodes

Study Type
Survey

File Types
CD-ROM (1970-1978), text file
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Main Variables:

National Survey of Children with Special Health Care Needs (NS-CSHCN)

Overview
The survey takes a close look at the health and functional status of children with special health care needs in the U.S. Link /Data

Population
US children ages 0-17

Cost
$0

Clearance?
No. There isn’t an additional clearance step.

Years Available
2001- 2010

Linked Datasets
No

Study Type
Survey

File Types
Text files
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Main Variables: