Acculturation Scale for Mexican Americans (ASMA)

Abstract

The Acculturation Scale for Mexican Americans (ASMA) is a brief, language-based instrument designed to quickly assess the degree of acculturation among individuals of Mexican descent residing in the United States. Developed by Deyo, Diehl, Hazuda, and Stern in 1985, the scale focuses primarily on language usage and proficiency—key indicators of cultural adaptation and assimilation. Its simplicity and ease of administration make it particularly suitable for large-scale epidemiological studies and clinical settings, especially within public health and healthcare research, where rapid screening is essential for addressing linguistic barriers and cultural differences in patient care.

Keywords

Acculturation, Mexican Americans, language preference, cultural adaptation, psychological assessment, healthcare research, public health, ASMA, language proficiency.

Authors

R. A. Deyo, A. K. Diehl, H. Hazuda, M. P. Stern.

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Purpose

The primary purpose of the ASMA is to provide a reliable and efficient measure of acculturation status within the Mexican American population. This measurement is crucial for understanding how cultural differences, particularly language barriers, impact health behaviors, access to care, and medical outcomes. The authors intended the scale to be a practical tool for researchers and clinicians needing a rapid assessment of linguistic assimilation.

The scale was explicitly validated for application in healthcare settings, allowing practitioners to tailor communication strategies and materials based on the patient’s level of English language integration. Scoring generates a simple index reflecting the degree of English dominance versus Spanish dominance, which is vital for culturally competent care.

Construct

The ASMA measures the construct of acculturation through a unidimensional framework centered on language. It posits that linguistic assimilation—indicated by preferred language, primary language spoken at home, first language acquired, and reading ability—serves as a robust proxy for broader cultural integration into mainstream U.S. society.

The scale differentiates between individuals who are highly acculturated (English dominant) and those who are less acculturated (Spanish dominant), recognizing that language use is often the most accessible and stable behavioral manifestation of deeper cultural identity shifts. This focus allows for a concise yet powerful assessment of the individual’s position on the acculturation continuum.

Validity

The original study by Deyo et al. (1985) focused on establishing the validation and application of this simple, language-based scale. While the source content does not detail specific statistical coefficients (such as factor loadings or correlation matrices), the authors demonstrated its utility in distinguishing between different acculturation levels in a population sample, showing that the scale accurately reflected differences in health variables linked to cultural background.

Subsequent research has employed the ASMA successfully, confirming its criterion validity by linking scores to relevant health and behavioral outcomes. For instance, studies have utilized the ASMA to explore relationships among acculturation, bio-behavioral risk factors, stress levels, and reproductive outcomes among Hispanic women (Ruiz et al., 2006), reinforcing its utility as a valid measure in healthcare research.

Reliability

Specific internal consistency measures (e.g., Cronbach’s alpha) are not detailed in the summarized source material for the ASMA. However, due to its brevity and focus purely on observable and relatively stable language behaviors (preference, usage, and reading ability), the instrument is generally considered to possess high test-retest reliability.

The simplicity of the four-item structure minimizes reliance on subjective interpretation, thereby mitigating potential measurement error common in scales dealing with complex, abstract psychological domains, contributing to its reliable application in clinical and field settings.

Factor Analysis

Given the scale’s extremely brief, four-item structure, formal complex factor analysis is generally not reported or necessary. The scale is inherently designed as a simple, additive index reflecting a single, clearly defined factor: linguistic acculturation. The scoring method, which assigns 1 point for each English-dominant response, reinforces its function as a cumulative measure of assimilation toward the English-speaking mainstream culture.

Instrument

Test Type: Self-report or interview-administered scale.

Format: Brief, four-item questionnaire using multiple-choice responses.

Language Available: Items are presented in English (intended for administration to measure preference/ability in both English and Spanish).

Population Group: Mexican Americans/Individuals of Mexican descent.

Age Group: Adults (validated primarily in adult populations for healthcare research).

Population Details: Originally validated in clinical and community samples of Mexican Americans, often used in epidemiological studies focused on chronic disease and health disparities among Hispanic populations.

Test Methodology: Summation of points assigned to English-dominant responses (Questions 1-3: 1 point for English preference; Question 4: 1 point for reading ability of “Yes, anything,” “Some,” or “Very little”). Total scores indicate the level of acculturation toward the English-speaking mainstream culture.

Keywords

Linguistic acculturation, health disparities, psychological measurement, scale validation, cultural assimilation, epidemiological tool, Mexican American health.

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Authors

Author ORCID Identifier: Information not provided in source material.

Affiliation Email addresses: Information not provided in source material.

Correspondence Address: Information not provided in source material.

Permissions & Fee and Test Year

The scale was developed and published in 1985. As a brief instrument published in the American Journal of Public Health, it is widely cited and available for research use. The instrument can be found referenced in academic texts, such as the volume available at: http://www.springer.com/978-1-4419-6696-4.

Specific fee requirements for non-academic use should be confirmed with the original authors or copyright holders, though its status as a simple, published research tool suggests general accessibility for academic applications.

Reference’s

• Deyo, R. A., Diehl, A. K., Hazuda, H., & Stern, M. P. (1985). A simple language-based scale for Mexican Americans: Validation and application to healthcare research. American Journal of Public Health, 75, 51–55.
• Gilliam, M. L., Berlin, A., Kozloski, M., Hernandez, M., & Grundy, M. (2007). Interpersonal and personal factors influencing sexual debut among Mexican-American young women in the United States. Journal of Adolescent Health, 41, 493–503.
• Ruiz, R. J., Dolbier, C. L., & Fleschler, R. (2006). The relationships among acculturation, bio-behavioral risk, stress, corticotrophin-releasing hormone, and poor birth outcomes in Hispanic women. Ethnicity and Disease, 16, 926–931.
• Davis LE and Engel RJ. Measuring Race and Ethnicity. New York, NY: Springer 2011.

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Items of the Acculturation Scale for Mexican Americans (ASMA)

IMPORTANT: The following scale items must be preserved in their original language and must not be changed in any way.

1. Some of our patients speak both English and Spanish, but many speak only one or the other. To improve our future contacts with you, we would like to know what language you prefer to speak.
   • 1 = English
   • 2 = Spanish
   • 3 = Both equally
2. What language is most often spoken in your home?
   • 1 = English
   • 2 = Spanish
   • 3 = Both equally
3. What was your first language as a child?
   • 1 = English
   • 2 = Spanish
   • 3 = Other
4. Many of our patients have difficulty reading in either English or Spanish. Do you read any English?
   • 1 = Yes, anything
   • 2 = Some
   • 3 = Very little
   • 4 = None

Scoring: Question 1-3: 1 point for English (Option 1). Question 4: 1 point for 1, 2, or 3 (indicating any English reading ability).