Mason Delacroix
The Minnesota Multiphasic Personality Inventory (MMPI) is a widely used clinical assessment tool in psychology that helps recognise and diagnose mental health disorders. The MMPI-2 is an updated version of the original MMPI, which was criticised for its extensive span of questioning and difficulty of paper administration. The MMPI-2 includes substance abuse scales, such as the MacAndrew Alcoholism Scale (MAC) and its revised version (MAC-R), the Addiction Acknowledgement Scale (AAS), and the Addiction Potential Scale (APS). These scales are designed to assess the extent to which an individual admits to or is prone to abusing substances, including alcohol.
| Characteristics | Values |
|---|---|
| Name of the test | Minnesota Multiphasic Personality Inventory-2 (MMPI-2) |
| Type of test | Clinical assessment tool |
| Purpose | To help psychologists recognize and diagnose mental health disorders |
| Test format | 567 true-false questions |
| Time to complete | 60 to 90 minutes |
| Substance abuse scales | MacAndrew Alcoholism Scale (MAC), MacAndrew Alcoholism Scale-Revised (MAC-R), Addiction Acknowledgement Scale (AAS), Addiction Potential Scale (APS) |
| Validity | The MAC-R and the APS had a nonsignificant-to-weak relationship with substance dependence. The AAS had a moderate ability to identify participants with substance use disorder, primarily alcoholism. |
| Latest version | MMPI-3, released in December 2020 |
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What You'll Learn
The MacAndrew Alcoholism Scale-Revised (MAC-R)
The Minnesota Multiphasic Personality Inventory (MMPI) is a test designed as an adult measure of psychopathology and personality structure. The MMPI-2 is the first major revision of the MMPI, which was standardized on a new national sample of adults in the United States. The MMPI-2 contains three scales: the MacAndrew Alcoholism Scale-Revised (MAC-R), the Addiction Potential Scale (APS), and the Addiction Acknowledgement Scale (AAS). These scales were developed to identify alcohol and drug abuse in individuals.
The MAC-R is a revised version of the MacAndrew Alcoholism Scale (MAC), which is an empirically derived MMPI scale. The MAC appears to measure a relatively stable trait common to many alcoholics. The MAC-R, along with the APS and AAS, are designed to assess the extent to which a client admits to or is prone to abusing substances.
A study by Steven V. Rouse, Kathryn B. Miller, and James N. Butcher evaluated the effectiveness of these scales in detecting substance abuse problems in a community-based mental health sample. The results indicated that the MAC-R, APS, and AAS scores were higher for substance abusers than for non-abusers, suggesting that these scales are effective screening tools. Another study by John R. Graham examined the utility of the MAC-R in predicting substance abuse in an outpatient mental health setting. The results showed that the MAC-R was related to interviewer ratings of substance abuse in this setting.
Additionally, a meta-analytic review of the MAC and MAC-R by Roger D. Weiss evaluated the reliability of these scales in 210 studies. The results suggested that these instruments tend not to produce scores with acceptable levels of reliability. However, another meta-analytic review by Doyle SR, Donovan DM, which included 71 studies with almost 32,000 participants, found that the MAC and MAC-R significantly correlated with measures of alcohol and substance abuse in both male and female adolescents and adults.
In summary, the MAC-R is a valuable tool for assessing alcohol and drug abuse, particularly when used in conjunction with other scales such as the AAS and APS. While there are some conflicting findings regarding the reliability of the MAC-R, it has been shown to be an effective screening tool for substance abuse and is widely used in research and clinical settings.
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Addiction Acknowledgment Scale (AAS)
The Minnesota Multiphasic Personality Inventory (MMPI) was designed as an adult measure of psychopathology and personality structure in 1939. The first major revision of the MMPI was the MMPI-2, which was standardized on a new national sample of adults in the United States.
The MMPI-2 includes substance abuse scales designed to assess the extent to which a client admits to or is prone to abusing substances. These scales include the MacAndrew Alcoholism Scale-Revised (MAC-R), the Addiction Potential Scale (APS), and the Addiction Acknowledgment Scale (AAS).
The AAS was developed by Weed, Butcher, McKenna, and Ben-Porath in 1992. It is one of the MMPI-2 substance abuse scales that can be used to assess for alcohol abuse disorder. A 1992 study found that the AAS had a moderate ability to identify study participants who met the criteria for a substance use disorder, primarily alcoholism.
The AAS is a direct scale that assesses substance dependence. It is more effective in detecting substance dependence than subtle scales such as the APS and MAC-R.
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Addiction Potential Scale (APS)
The Minnesota Multiphasic Personality Inventory (MMPI) was designed as an adult measure of psychopathology and personality structure in 1939. The MMPI-2 is a revised version of the original MMPI, addressing its flaws of validity and the need to measure a more diverse number of potential mental health problems, including drug abuse and treatment-related behaviours.
The MMPI-2 includes the Addiction Potential Scale (APS), a 39-item empirically derived scale, developed by contrasting the responses of a large residential substance abuse sample with responses from both normative and psychiatric control groups. The APS is one of the substance abuse scales designed to assess the extent to which a client admits to or is prone to abusing substances. The APS is similar to the MacAndrew Alcoholism Scale (MAC) and was designed to identify the personality dimensions associated with substance abuse.
The APS has been studied in alcoholic and psychiatric inpatients, with five components consistently emerging across settings: Satisfaction/Dissatisfaction with Self, Powerlessness/Lack of Self-Efficacy, Antisocial Acting-Out, Surgency, and Risk-Taking/Recklessness. The APS has demonstrated discriminative validity among samples of abusers, non-abusers, and psychiatric inpatients. However, there has been no attempt to determine the specific personality dimensions tapped by the APS.
The APS, along with the Addiction Acknowledgement Scale (AAS), has been shown to discriminate well between groups and perform substantially better than other selected substance abuse scales. These scales have been used in various studies, including investigations of addiction potential, substance abuse treatment, and the development of specialised centres for the treatment of addictive disorders.
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MMPI-2's ability to identify alcohol abuse
The Minnesota Multiphasic Personality Inventory (MMPI) is a clinical assessment tool that helps psychologists recognise and diagnose mental health disorders. The MMPI-2 is the revised edition of the test, released in 1989, and is the most frequently used clinical assessment test today. It has 567 true-or-false questions and takes approximately 60 to 90 minutes to complete.
The MMPI-2 has three substance abuse scales: the MacAndrew Alcoholism Scale-Revised (MAC-R), the Addiction Acknowledgement Scale (AAS), and the Addiction Potential Scale (APS). These scales are designed to assess the extent to which a client admits to or is prone to abusing substances. The MAC-R and the APS have a nonsignificant-to-weak relationship with substance dependence as defined by the Diagnostic and Statistical Manual of Mental Disorders (DSM-III-R). However, the AAS had a moderate ability to identify the 33 study participants who met DSM-III-R criteria for a substance use disorder, primarily alcoholism.
The MMPI-2-RF, an alternative version of the test, was published in 2008 and retains some aspects of the traditional MMPI assessment strategy. It has 338 true-or-false questions and takes 35 to 50 minutes to finish. The MMPI-2-RF is composed of 338 items measured by 51 scales, including 9 validity scales, 3 higher-order scales, 9 RC scales, 23 specific problem scales, 2 interest scales, and 5 revised personality psychopathy scales. The validity scales can be used to detect issues with the results, such as conscious or unconscious attempts to manipulate the results of the assessment.
The MMPI-2 and MMPI-2-RF have been criticised for their extensive span of questioning and the difficulty of paper administration for both completion and grading. However, they remain widely used tools for assessing mental health disorders and substance abuse.
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MMPI-2's validity and reliability
The Minnesota Multiphasic Personality Inventory (MMPI) was designed as an adult measure of psychopathology and personality structure in 1939 and published in 1942. The first major revision of the MMPI was the MMPI-2, which was standardised on a new national sample of adults in the United States. The MMPI-2 uses multiple validity scales, which makes it highly valid. It also provides comprehensive information on possible symptoms, and the test results are difficult to falsify, increasing the reliability of the results.
However, the normative sample of the test is limited and can be biased, and the test may be difficult to interpret. The MMPI-2 has three validity scales: L (Lie), F (Infrequency), and K (Correction). Two new validity scales were created for the MMPI-2: TRIN (True Response Inconsistency) and VRIN (Variable Response Inconsistency). The MMPI-2 also contains content-based scales that evaluate themes and provide descriptions of specific issues.
The MMPI-2-RF, released in 2008, is composed of 338 items measured by 51 scales, including 9 validity scales, 3 higher-order scales, 9 RC scales, 23 specific problem scales, 2 interest scales, and 5 revised personality psychopathy scales. Results from studies using the MMPI-2-RF indicate reliability and validity for most of the substantive scales.
The MMPI-2 has been used in studies to assess the validity of substance abuse scales. One study found that the Addiction Acknowledgment Scale and Addiction Potential Scale (AAS & APS) had a moderate ability to identify participants who met the criteria for a substance use disorder, primarily alcoholism. Another study found that broadening the definition of substance abuse did not alter the character of findings, highlighting the relative superiority of direct (AAS) versus subtle (APS, MAC-R) scales to detect substance dependence.
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Frequently asked questions
Minnesota Multiphasic Personality Inventory-2 is the revised edition of the Minnesota Multiphasic Personality Inventory (MMPI) test, which is psychology's most widely used clinical assessment tool. The MMPI-2 has 567 true-or-false questions and takes approximately 60 to 90 minutes to complete.
MMPI-2 is used to help psychologists recognize and diagnose mental health disorders. It has multiple scales that measure diverse groupings of signs and symptoms. It also has validity scales that can be helpful for detecting issues with the results, such as attempts to manipulate the results of the assessment.
The substance abuse scales of the MMPI-2 are the MacAndrew Alcoholism Scale-Revised (MAC-R), the Addiction Acknowledgment Scale (AAS), and the Addiction Potential Scale (APS).
A study assessed the validity of these three substance abuse scales in a college student sample. The MAC-R and the APS had a nonsignificant-to-weak relationship with substance dependence. The AAS had a moderate ability to identify the 33 study participants who met the criteria for a substance use disorder, primarily alcoholism.
Some criticisms of the MMPI-2 include the extensive span of questioning and the difficulty of paper administration for both completion and grading. Another criticism is that the reduction in question number from the original MMPI test limits the amount of information about psychiatric diseases to about 60%.
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