Transcript Finding Public Health Statistics and Data Sources

Finding Public Health
Statistics and Data Sources
Catherine R. Selden
[email protected]
National Library of Medicine
November 6, 2004
Section Objective:
• Identify 3-5 Internet resources for finding
statistics and data relevant to public health
PH Competency:
• Analytic/Assessment Skills: Identifies
relevant and appropriate data and
information sources
Definitions
• Data are raw numbers collected and stored at
the level at which the unit of analysis was
observed. Data must be processed to be of
practical use.
• Statistics are analyzed raw data reported in a
meaningful format.
• Datasets are the major unit of data storage and
retrieval consisting of a collection of data in a
prescribed arrangement or format.
Context of Health Data
• Data are collected to meet the needs of
the collector.
• Organizations may have biases.
• Biases can determine what data are
collected, how they are collected and how
and what is reported.
• READ DATA SOURCE NOTES describing
reasons for and method of data collection.
Show Data Notes Example
http://www.statehealthfacts.kff.org/
Health Data Can Be Used to:
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Measure wide range of health indicators
Provide comparisons for clinical studies
Assess (some) costs of health care
Identify needed prevention targets for
programs e.g., Healthy People 2010
• Evaluate effectiveness of public health
programs
Health Data on the Web
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Summaries and secondary material
Full reports with tables
Digital versions of data
Full data sets
Spatial data in form of maps for GIS
Limitations: Documentation missing,
Confidentiality issues
Finding Data on the Web
• Search Engines
– Google
• Portals
– Are subject focused; often do not have their
own local content
– Organize and point to content created by
others
– HHS Data Council Gateway to Data and
Statistics
http://www.hhs-stat.net/
Primary Federal Health Statistics
Agencies
• National Center for Health Statistics
(NCHS)
http://www.cdc.gov/nchs/
• Agency for Healthcare Research and
Quality (AHRQ)
http://www.ahrq.gov/
Federal Health Statistics
Agencies – (2)
• Substance Abuse and Mental Health
Services Administration (SAMHSA)
http://oas.samhsa.gov/
• Centers for Medicare and Medicaid
Services (CMS) (formerly HCFA)
http://www.cms.hhs.gov/researchers/
• Health Resources and Services
Administration (HRSA)
http://www.hrsa.gov/data.htm
Accessing Federal Government
Data
• Federal agencies are collaborating to
provide increased access to statistics and
data by creating new Web sites.
– Many subjects, many agencies
– One/two subjects, many agencies
FEDSTATS
http://www.fedstats.gov/
ChildStats
http://www.childstats.gov
PH Partners Statistics
http://phpartners.org/health_stats.html
HSRR Database
http://www.nlm.nih.gov/nichsr/hsrr_search/
Single Federal Agency Data
• Individual Federal agencies are also
providing Web tools to increase access to
their own statistics and data sources
including:
– Across many data sources
– One data source
– Program Initiatives
CDC Wonder
http://wonder.cdc.gov/
Youth Risk Behavior Surveillance
System
http://apps.nccd.cdc.gov/yrbss/
One Data Source
YRBSS – United States, 2003
http://www.cdc.gov/mmwr/PDF/SS/SS5302.pdf
CDC BRFSS
http://www.cdc.gov/brfss/index.htm
One Data Source
CDC Healthy People 2010
Database
http://wonder.cdc.gov/DATA2010/
Program Initiative
CDC GIS and Public Health
http://www.cdc.gov/nchs/gis.htm
Program Initiative
Accessing State Data
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Non-governmental organizations
Federal agencies
State Health Departments
State Health Initiatives
Kaiser State Health Facts Online
http://www.statehealthfacts.kff.org/
PeriStats
http://www.marchofdimes.com/peristats/default.aspx
CDC State Health Departments
http://www.cdc.gov/mmwr/international/relres.html
MassCHIP
http://masschip.state.ma.us/
State Statistics Sites
http://app2.health.state.pa.us/epiqms/
California Health Interview Survey
http://www.chis.ucla.edu/
Questions?
Catherine R. Selden
National Information Center on Health Services
Research and Health Care Technology (NICHSR)
National Library of Medicine
Building 38A, Room 4S-410
8600 Rockville Pike
Bethesda, MD 20894
[email protected]; Tel: 301-435-2240
Acknowledgement
Based on:
• Finding and Using Health Statistics: A Self
Study Course by Dan Melnick. Available
from:
http://www.nlm.nih.gov/nichsr/usestats/index.htm