Analysis

Your first stop on the NHSN Analysis Roadmap is to understand the basic elements of the NHSN analysis features and basic statistics.

• Introduction to NHSN Analysis [PDF – 4 MB]
  Explanation of different analysis reports users can run and how to modify them
• General Tips and Tools for NHSN Analysis [PDF – 150 KB]
  Quick reminders to ensure optimal generation and interpretation of your data
• Basic Statistics for NHSN Analysis [Video – 11 min]
  Explanation of introductory statistical concepts to aid the interpretation of certain NHSN analysis reports

Your next stop is to understand how to generate reports required for reporting purposes. Select the appropriate report for the specific HAI you’d like to run analyses for. These reports reflect the data and necessary criteria to comply with various Centers for Medicare and Medicaid Services (CMS) Quality Reporting Programs  For more information about how HAI data is risk adjusted to generate a specific SIR, please visit NHSN’s Guide to the SIR [PDF – 3 MB].

Acute Care Hospitals

• Using the “SIR – CLABSI Data for Hospital IQR” Output Option [PDF – 250 KB]
• Using the “SIR-CAUTI Data for Hospital IQR” Output Option [PDF – 250 KB]
• Using the “SIR- Complex 30-Day SSI Data for Hospital IQR” Output Option [PDF – 350 KB]
• Using the “SIR – FacWideIn CDI LabID Data for Hospital IQR” Output Option [PDF – 300 KB]
• Using the “SIR – MRSA Blood FacwideIn LabID Data for Hospital IQR” Output Option [PDF – 300 KB]
• Using the “Line Listing –HCP Flu Vaccination Data for CMS IPPS and OPPS” Output Option [PDF – 250 KB]

Long Term Acute Care Hospitals

• Simplified Guidance for Using the “SIR – CLAB Data for CMS LTCH PPS” Output Option [PDF – 250 KB]
• Simplified Guidance for Using the “SIR – CAUTI Data for CMS LTCH PPS” Output Option [PDF – 200 KB]
• Using the “SIR – VAE Data for LTCHQR” Report [PDF – 350 KB]
• Using the “Line Listing – HCP Flu Vaccination Data for CMS LTCH PPS” Output Option [PDF – 200 KB]
• Using the SIR – MRSA Blood FacwideIN LabID data for LTCHQR [PDF – 250 KB]
• Using the SIR – CDI FacwideIN LabID data for LTCHQR [PDF – 250 KB]

Inpatient Rehabilitation Facilities

• Simplified Guidance for Using the “SIR – CAUTI Data for CMS IRF PPS” Output Option [PDF – 200 KB]
• Using the SIR – MRSA Blood LabID Data for IRFQR [PDF – 250 KB]
• Using the SIR – CDI LabID data for IRFQR [PDF – 250 KB]
• Using the “Line Listing – HCP Flu Vaccination Data for CMS IRF PPS” Output Option [PDF – 200 KB]

The final stop is to equip users with additional tools and instructions who wish to pursue more advanced analysis, analysis customization, and report options that are broken up into two tables. The first table provides resources on how to create and customize reports in NHSN to display specific HAI data you’d like to present based on criteria including but not limited to: time period, location type, procedure type, etc. The second table includes reference guides to other output options in the NHSN reports tab and other analytical tools that can help users understand their data better.

NHSN Data Dictionary [XLS – 710 KB] – Comprehensive list of all variables used in NHSN reports for the patient safety component. The dictionary can help user’s select appropriate variables they’d like to use when customizing reports.

Customizing Reports

• How to Modify a Report [PDF – 500 KB]
  Guide that outlines the basics of the report modification page for NHSN report
• Filter output by Time Period [PDF – 200 KB]
  Explains how to filter any output option by a specific time period and includes a description for each of the date variable formats
• Filter Output by Additional Criteria [PDF – 200 KB]
  Explains how to filter any output by additional variables and criteria
• Save Custom Output Options for Future Use [PDF – 200 KB]
  Explains how to save modifications as a custom output option
• Export Data from NHSN [PDF – 200 KB]
  Explains how to export your surveillance data and calculated rates and SIRs from NHSN into another compatible format.
• Custom Fields [PDF – 200 KB]
  Explains how to run analyses to include facility-defined custom variables (custom fields)

Specific Analysis Guides

• How to Determine Procedures Excluded from the SSI SIR: Universal Exclusion Criteria February 2017 [PDF – 400 KB]
• How to Determine Events Included in the SSI SIR – SSI Event Indicators February 2017 [PDF – 400 KB]
• NHSN Data Quality Output Options [PDF – 1 MB]
• Analyzing HAI Data over a Time Period with Different Definitions [PDF – 200 KB]
• How to Run the Core Elements Line List within NHSN [PDF – 300 KB]
• TAP Reports: Targeted Assessment for Prevention Using Data for Action [Video – 98 min]
• Using the Statistics Calculator [PDF – 400 KB]
• Guide to the Standardized Device Utilization Ratio [PDF – 1 MB]