The Quality of Marriage Index (QMI) is a 6-item measure that asks participants to report the extent to which they agree or disagree with global statements regarding the quality of their relationship. The QMI uses items from the Partner Communication Scale (PCS) developed by Norton & Montgomery.
Geographies Tested: United States of America
Populations Included:
Age Range:
1. We have a good relationship
2. My relationship with my partner is very stable
3. Our marriage is strong
4. My relationship with my partner makes me happy.
5. I really feel like part of a team with my partner.
Response Options:
7-point Likert scale
Strongly disagree - 1
Strongly agree - 7
6. All things considered, what is the degree of happiness in your relationship?
Response Options:
10-point Likert scale
Extremely low - 1
Extremely high - 10
Not Available
Norton, R. (1983). Measuring marital quality: A critical look at the dependent variable. Journal of Marriage and Family, 45(1), 141-151. https://doi.org/10.2307/351302
Psychometric Score
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Formative ResearchQualitative Research
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Field Expert Input
Cognitive Interviews / Pilot Testing
ReliabilityInternal
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Criterion (gold-standard)
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Ease of UseReadability
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KEYEvidence-based Measures of Empowerment for Research on Gender Equality (EMERGE)
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