Effects of marriage policy on mental health in New Zealand

Mental Health Effects of Marriage Policy: Evidence from Linked Administrative Data in New Zealand

NIH-funded research Vanderbilt University · NIH-11072243

This study looks at how changes in marriage laws in New Zealand might impact the mental health of people who are more vulnerable, focusing on issues like anxiety and depression for those who were able to get married starting in 2013.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionVanderbilt University NIH-funded
Lab location1 site (Nashville, UNITED STATES)
Project IDNIH-11072243 on NIH RePORTER

What this research studies

This research investigates how changes in marriage policy in New Zealand affect the mental health of vulnerable populations. By analyzing linked administrative data, the study will explore outcomes such as anxiety, depression, self-harm, and substance abuse among individuals who gained legal access to marriage in 2013. The research employs rigorous statistical methods to assess the impact of marriage on mental health, utilizing comprehensive healthcare data that includes information on prescriptions and treatment referrals. The goal is to provide insights into how legal recognition of marriage can influence mental health outcomes.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals in New Zealand who belong to vulnerable populations affected by changes in marriage policy.

Not a fit: Patients who are not part of vulnerable populations or those who do not reside in New Zealand may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved mental health outcomes for vulnerable populations by informing policies related to marriage access.

How similar studies have performed: Previous research has shown that legal recognition of marriage can positively impact mental health, suggesting that this approach may yield valuable insights.

Where this research is happening

Nashville, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-10 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.