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Classroom-based transdiagnostic intervention reduces anxiety and depression in university students with elevated symptomsClassroom program helps reduce anxiety and depression in some university students

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Key Takeaway
Consider this intervention for university students with elevated emotional symptoms, not as universal prevention.

A randomized controlled trial evaluated a classroom-based transdiagnostic preventive intervention in 220 university students. The study compared the intervention to a control group, with outcomes focused on emotional symptoms (anxiety and depression) and emotional regulation strategies. The intervention was delivered in university environments.

The main results showed the intervention was effective in reducing emotional symptoms compared to the control group, but this effect was observed only in the subsample of students with elevated baseline symptoms. The intervention was not effective in improving emotional regulation strategies compared to control. Specific effect sizes, absolute numbers, p-values, and confidence intervals for these outcomes were not reported.

Safety and tolerability data, including adverse events and discontinuations, were not reported. Key study limitations were also not reported. The RCT design supports causal inference for the reported outcomes within the study context, but the effectiveness was limited to students with elevated symptoms and did not extend to improving emotional regulation strategies.

For practice, the findings suggest application at the classroom level may benefit university students with moderate or severe emotional symptoms, but not as a universal intervention for a wide range of baseline symptom levels. The lack of effect on emotional regulation strategies and unreported safety data warrant caution.

Researchers tested whether a classroom-based prevention program could help university students with emotional health. The study involved 220 students and compared those who received the program to a control group that did not. The program was designed to address common emotional issues like anxiety and depression before they become more serious.

The main finding was that the program helped reduce symptoms of anxiety and depression, but only for students who started with moderate or severe symptoms. For students with lower initial symptoms, the program did not show this benefit. Importantly, the program did not improve students' emotional regulation strategies—the skills used to manage difficult feelings—for any group.

No safety concerns were reported in the study. The main reason to be careful is that this was one study with university students, and the benefits were limited to a specific group. The results suggest such classroom programs might be helpful for students struggling with anxiety or depression, but they are not a one-size-fits-all solution. Readers should see this as early evidence that targeted support in educational settings could be beneficial, but more research is needed.

What this means for you:
A classroom program reduced anxiety/depression in struggling students, but didn't help everyone. More research is needed.

Study Details

Study typeRct
EvidenceLevel 2
PublishedApr 2026
View Original Abstract ↓
This work aimed to determine the effectiveness of a classroom-based transdiagnostic preventive intervention in the reduction of emotional symptoms and the improvement of emotional regulation strategies in university environments. The sample was composed of 220 university students. Group-classes were randomly designated as experimental (n = 111) or control (n = 109) conditions. The intervention was effective in reducing some emotional symptoms (anxiety and depression) in university students in comparison with the control group, but only in the subsample with elevated emotional symptoms. However, it was not effective in improving emotional regulation strategies when compared with the control group. It is concluded that although this study has not proven the effectiveness of this program as a universal intervention for young people with a wide range of baseline symptom levels, its application at the classroom level can benefit university students with moderate or severe emotional symptoms.
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