Achieving optimal treatment outcomes relies on maintaining medication adherence. To assess medication adherence, several scales are available. In this blog, we will compare three commonly used scales: the Morisky 8-Item Scale, the Brief Medication Questionnaire (BMQ), and The Hill-Bone Compliance Scale. Let's explore the advantages of each scale to help you make an informed decision.
1. Morisky 8-Item Scale:
- Provides a comprehensive assessment of adherence
- Simple and straightforward for patients and healthcare professionals
- Extensively validated and reliable
- Culturally adaptable
- Supported by research evidence
- Helps identify specific barriers to adherence
- Minimizes self-reporting bias
- Considers forgetfulness, timing, and dosage instructions
The Morisky 8-Item Scale offers a comprehensive evaluation of medication adherence, covering various aspects such as forgetfulness, timing, and dosage instructions. It is user-friendly and has been extensively validated, ensuring its reliability. The scale is culturally adaptable and supported by research evidence. Moreover, it helps identify specific barriers to adherence and minimizes self-reporting bias, enhancing the accuracy of results.
2. Brief Medication Questionnaire (BMQ):
- Assesses patient beliefs and concerns
- Identifies perceived barriers to adherence
- Validated in diverse populations
- Useful for exploring patient perspectives
- Quick to administer
The BMQ focuses on patient beliefs, concerns, and perceived barriers related to medication adherence. It provides insights into patient perspectives and identifies potential barriers. The scale has been validated in diverse populations and is a convenient tool for assessing medication adherence efficiently.
3. The Hill-Bone Compliance Scale:
- Assesses medication-taking behavior
- Validated for hypertensive patients
- Includes multiple subscales
- Provides an overall adherence score
- Sensitive to different adherence levels
The Hill-Bone Compliance Scale evaluates medication-taking behavior and offers an overall adherence score. It has been specifically validated for hypertensive patients and includes multiple subscales, allowing a comprehensive assessment. The scale's sensitivity to different adherence levels enhances its ability to capture variations in adherence behaviors.
When selecting a medication adherence scale, it is essential to consider specific research or clinical needs, patient characteristics, and desired outcomes. The Morisky 8-Item Scale stands out as a comprehensive, validated, and culturally adaptable tool that addresses forgetfulness, timing, and dosage instructions. The BMQ offers insights into patient beliefs and concerns, while The Hill-Bone Compliance Scale focuses on medication-taking behavior and provides an overall adherence score.
Dr Donald Morisky.