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  2. Causal Analysis/Diagnosis Decision Information System (CADDIS)

CADDIS Volume 1: Stressor Identification

This volume of CADDIS provides general information about causal assessment and details the weight-of-evidence approach, derived from EPA’s Stressor Identification Guidance Document, that CADDIS uses to systematically evaluate potential causes of biological impairments.

Basic Information

  • About Causal Assessment
  • Guide Overview
  • Causal Concepts
  • Frequent Questions
  • Glossary

Step-by-Step Guidance

  • Getting Started
  • Step 1. Define the Case
  • Step 2. List Candidate Causes
  • Step 3. Evaluate Data from the Case
  • Step 4. Evaluate Data from Elsewhere
  • Step 5. Identify Probable Causes

Tools and Tables

  • Quantifying Uncertainty
  • Types of Evidence Tables
  • Scoring Tables
    • Scoring the Evidence
  • Tips for Listing Candidate Causes
  • Listing Multiple Stressors

Causal Analysis/Diagnosis Decision Information System (CADDIS)

  • CADDIS Home
    • About CADDIS
    • Frequent Questions
    • Publications
    • Recent Additions
    • Related Links
    • CADDIS Glossary
  • Volume 1: Stressor Identification
    • About Causal Assessment
    • Getting Started
    • Step 1. Define the Case
    • Step 2. List Candidate Causes
    • Step 3. Evaluate Data from the Case
    • Step 4. Evaluate Data from Elsewhere
    • Step 5. Identify Probable Causes
  • Volume 2: Sources, Stressors and Responses
    • About Sources
      • Urbanization
    • About Stressors
  • Volume 3: Examples and Applications
    • Analytical Examples
    • Worksheet Examples
    • State Examples
    • Case Studies
    • Galleries
  • Volume 4: Data Analysis
    • Selecting an Analysis Approach
    • Getting Started
    • Basic Principles & Issues
    • Exploratory Data Analysis
    • Basic Analyses
    • Advanced Analyses
    • PECBO Appendix
    • Download Software
    • Data Analysis Topics (A -Z)
  • Volume 5: Causal Databases
    • Learn about CADLink
Contact Us about CADDIS
Contact Us to ask a question, provide feedback, or report a problem.
Last updated on February 7, 2025
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