Controlling Bias in Observational Studies: A Review.

Abstract

This paper reviews work on the effectiveness of different methods of matched sampling and statistical adjustment, alone and in combination, in reducing bias due to confounding x-variables when comparing two populations. The adjustment methods were linear regression adjustment for x continuous and direct standardization for x categorical.

Document Details

Document Type
Technical Report
Publication Date
Jun 01, 1974
Accession Number
AD0784387

Entities

People

  • Donald B. Rubin
  • William G. Cochran

Organizations

  • Harvard University

Tags

DTIC Thesaurus Topics

  • Behavior And Behavior Mechanisms
  • Behavioral Disciplines And Activities
  • Behavioral Sciences
  • Collecting Methods
  • Contract Administration
  • Contracts
  • Cooperation
  • Sampling
  • Standardization

Fields of Study

  • Mathematics

Readers

  • Regression Analysis.