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Computerized approach to verifying study population data in occupational epidemiology

Journal of Occupational Medicine. : Official Publication of the Industrial Medical Association

|August 1, 1982

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This study introduces a computerized method to verify occupational study population completeness using IRS Form 941. This approach enhances data accuracy for epidemiological research on chemical production workers.

Area of Science:

Occupational Health
Epidemiology
Data Verification

Background:

Previous work established a method for verifying occupational study population completeness.
The method utilized the Employers Quarterly Report on Earnings (Internal Revenue Service Form 941).

Purpose of the Study:

To detail a comprehensive verification approach using all quarterly reports.
To introduce a computerized method for verifying study population completeness.
To present a new computerized method for checking work history data accuracy.

Main Methods:

The study details two approaches for selecting quarterly reports: probability sampling and comprehensive review.
A computerized method is described for verifying population completeness.
A novel computerized method uses quarterly reports to validate company-recorded work history data.

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Main Results:

The computerized methods were applied to a historical-prospective study of chemical production workers.
The methods provide an unbiased database for accuracy checks.
This enhances the reliability of occupational cohort studies.

Conclusions:

Computerized verification using IRS Form 941 offers a robust method for ensuring occupational study population completeness.
The developed methods improve the accuracy of work history data in epidemiological research.
These advancements are crucial for reliable occupational health studies.