Factor analysis of the Rudie-McGaughran Essential-Reactive questionnaire for VA alcoholic men

Area of Science:

• Psychiatry and Behavioral Sciences
• Psychometrics

Background:

• Assessing the validity of psychological instruments is crucial for accurate diagnosis and treatment in alcoholism research.
• The Rudie-McGaughran Essential-Reactive questionnaire is a tool used to evaluate dimensions of alcoholism.

Purpose of the Study:

• To estimate the validity of the Rudie-McGaughran Essential-Reactive questionnaire using factor analysis.
• To identify the underlying factors contributing to alcoholism in a sample of veteran alcoholic men.

Main Methods:

• Factor analysis was employed to analyze responses from veteran alcoholic men.
• Data were collected via tape-recorded answers scored using Rudie and McGaughran criteria.

Main Results:

• Factor analysis confirmed the validity of two factors: economic dependence and gastrointestinal symptoms.
• Five additional factors were identified, highlighting dimensions of dependence specific to essential alcoholic men.

Conclusions:

• The Rudie-McGaughran Essential-Reactive questionnaire demonstrates partial validity, with economic dependence and gastrointestinal symptoms being key validated factors.
• The study identified unique dependence dimensions in essential alcoholics, suggesting the questionnaire captures specific aspects of this population's experience.