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Trial Status on_going completed
Last Published June 29, 2026 11:54 AM August 27, 2026 06:58 PM
Primary Outcomes (End Points) Primary outcomes include adoption and engagement with MindMitra, measured by login, frequency of use, number of messages, and return rates. Additionally, we focus on mental health outcomes using psychometric tests (PHQ-4, GAD-4, UCLA-3) and mental health care-seeking behavior, including actual and intended use of professional mental health services (therapists or counselors). For the follow-up therapist intervention, we are interested in the following outcomes: 1. Do they click on the Calendly links of any therapist (we will include this as an outcome variable if the majority of students' email accounts do not block this feature)? 2. Do they book a session? 3. Do they show up for the booked session? Primary outcomes include adoption and engagement with MindMitra, measured by login, frequency of use, number of messages, and return rates. Additionally, we focus on mental health outcomes using psychometric tests (PHQ-4, GAD-4, UCLA-3) and mental health care-seeking behavior, including actual and intended use of professional mental health services (therapists or counselors). For the follow-up therapist intervention, we are interested in the following outcomes: 1. Do they click on the Calendly links of any therapist (we will include this as an outcome variable if the majority of students' email accounts do not block this feature)? 2. Do they book a session? 3. Do they show up for the booked session? During the endline survey, we plan to collect follow-up information post-intervention: 1. Care-seeking: used professional mental health services, use of crisis helplines, willingness to see a therapist in the future, and changes in self-reported barriers to mental health care. 2. Therapist intervention follow-up that measures self-reports of a) received voucher b) signed up c) counselor showed up d) repeat bookings, if any 3. Willingness to pay for formal therapy and future use of MindMitra. 4. We have added the WHO-5 Well-Being Index to capture any positive changes in mental health outcomes. This is because the existing battery of questions only captures negative experiences.
Primary Outcomes (Explanation) We will create indices for some of the mental health outcomes variables. This includes a Wellbeing Index, which combines the PHQ-4 and GAD-4 outcomes as is prevalent in the literature. We will also convert the other Likert-style questions into indices (GLS indices, Anderson (2008)) wherever feasible.
Planned Number of Observations 4,452 students. We rely on self-administered surveys and will do our best to reach all students who filled out the Baseline survey. However, some students have shared fake email addresses and phone numbers, which has led to uncertainty about the final sample size. 4,452 students. We rely on self-administered surveys and will do our best to reach all students who filled out the Baseline survey. However, some students have shared fake email addresses and phone numbers, which has led to uncertainty about the final sample size. The final sample size after the midline survey is at 4071. This excludes surveys with no viable contact information (including false emails and missing phone numbers).
Secondary Outcomes (End Points) Secondary outcomes include own and perceived stigma toward peers seeking mental health care. We measure willingness to pay for therapy through a donation game and a discrete choice experiment. We will also measure trust in and acceptance of AI for mental health support. Lastly, we measure changes in gendered agency around marriage expectations, ability to push back on parental expectations, and future academic and job market aspirations. Secondary outcomes include own and perceived stigma toward peers seeking mental health care. We measure willingness to pay for therapy through a donation game and a discrete choice experiment. We will also measure trust in and acceptance of AI for mental health support. Lastly, we measure changes in gendered agency around marriage expectations, ability to push back on parental expectations, and future academic and job market aspirations. During the endline survey, we plan to collect follow-up information post-intervention: 1. Own stigma, perceived judgment from others, and perceived peers' views of both therapy and MindMitra use (second-order beliefs). 2. Trust in and acceptance of AI for mental health support, which is similar to the questions asked at baseline and midline. 3. Referral behavior: whether participants invite classmates to try MindMitra, how many they refer, and reasons for declining to refer. We randomize participants into whether the referral is anonymous versus named to understand if stigma around named referrals reduces the likelihood of inviting more students to use MindMitra. This is purely for experimental purposes and we will not actually expand MindMitra access at this stage (and participants are debriefed on this during the survey). 4. Civic/advocacy behavior: willingness to sign a petition calling for expanded on-campus mental health resources, as a behavioral proxy for reduced stigma and demand for support. Participants can opt to sign this petition anonymously or with their names. This is hypothetical and participants are debriefed on this at the end. 5. Grit and self-regulation (persistence and consistency of effort toward long-term goals). 6. General self-efficacy (perceived ability to cope with and manage difficult situations). 7. Changes in gendered agency around marriage expectations, ability to push back on parental expectations, and future academic and job market aspirations. 8. Academic performance: self-reported GPA (verified via transcript upload) and perceived relative academic performance compared to peers. 9. Academic functioning: class attendance, attention/concentration difficulties, mind-wandering, and academic stress interfering with sleep or daily functioning. 10. Social media and screen time use, including attempts to cut back and time spent across platforms. 11. Mental health literacy and self-care practice behaviors (e.g., sleep, exercise, gratitude, social connection, screen time limits). 12. Demand for future on-campus wellness programming (interest in hypothetical free activities such as peer support, group fitness, or mindfulness sessions).
Secondary Outcomes (Explanation) We will convert the other Likert-style questions into indices (GLS indices, Anderson (2008)) wherever feasible. This includes responses for grit, self-efficacy, stigma, AI acceptability, academic functioning, and marriage market agency.
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