Depression and suicide prevention in schools can save lives

Sunny day on campus Woudestein.

How effective are depression and suicide prevention programmes in schools? That is what Mandy Gijzen (Erasmus School of Social and Behavioral Sciences) investigated in her dissertation. She analysed 11 different programmes and researched the STORM (Strong Teens and Resilient Minds) approach in the eastern part of North Brabant. She also added new elements such as a serious game and interview training for teachers.

It is a harsh reality, but among young people, suicide is the leading cause of death. Suicide is less common among young people than adults, but the impact on surroundings is great. Identifying depression and suicidal thoughts can save lives. That is why there has been an increasing focus on depression prevention in recent years. Mandy Gijzen conducted research on the effectiveness of programmes aimed at prevention. She also conducted research on the STORM approach in the eastern part of North Brabant. Earlier research by Karlijn Heesen showed promising results and Stichting 113 Zelfmoordpreventie (a foundation dedicated to suicide prevention) is therefore rolling out STORM in several regions.

The STORM approach focuses on depression and suicide prevention in secondary education. Municipalities, schools, youth welfare services (GGZ) and the Public Health Service (GGD) work together on this. The GGD screens pupils by having them answer questions digitally. Young people with acute suicidality are referred for treatment within 48 hours. Young people with symptoms of depression are offered the 'Op Volle Kracht' prevention programme. This is a training programme for young people who are not comfortable in their own skin.

Image of the game Moving Stories, a game developed by Mandy Gijzen for the prevention of depression

Moving stories

Complementing the existing STORM approach, teachers received training on conversation skills. Students attended a lesson with an expert by experience. Prior to the lesson, the pupils played 'Moving Stories' for five days. That is a serious game in which players can walk through a house just like the well-known game the 'Sims'. There, they meet Lisa, who struggles with gloomy thoughts. In the game, they work on their relationship score. "While playing, they learn that you can just start the conversation with someone who is gloomy. Lisa doesn't respond positively right away, but more so if you've talked to her. So they subconsciously learn that it is good for the relationship when you ask someone what they need," says Gijzen.

In the lesson with the expert by experience, students can ask questions, including about something they noticed about Lisa from the game. That way, they learn what depression looks like and how best to deal with it. Think about how to start the conversation, but also when it is wiser to call in an adult. Gijzen attended these classes and it made an impression: "Young people are very unfiltered and dare to ask extremely personal questions. One girl asked: How can you still be here if you used to want to die? That took me by surprise, but it was very special to be at those conversations."

Ask the question

The most important thing is to break the stigma around depression and suicide and make it discussable. This is also the focus of the 'gatekeepers training' for teachers. There, teachers learn how to start the conversation when they suspect depression or suicidal thoughts. It also dispenses with some common myths. "Teachers are afraid of giving young people ideas when they start talking about it. That's really not the case. You can just ask: do you ever think about suicide?"

The PhD candidate also analysed 11 other studies on the effect of similar prevention programmes. Those effects are relatively small, but significant. For Gijzen, this shows that investing in prevention pays off. "Every human life you can save is one life saved. Moreover, depression often has more impact on young people and the effects last longer than in adults. Even programmes that focused on depression rather than suicidality have been found to reduce the number of suicides. That's a great new finding from my study."

Cooperation improved

The study in East Brabant shows that the STORM approach greatly improved the cooperation between schools, municipalities and healthcare parties (GGD, GGZ and social workers). Also, 306 young people with suicidal thoughts were referred within 48 hours thanks to the GGD's screening (among about 3,000 schoolchildren). "Through STORM, parties were required to work together to jointly consider potential bottlenecks. That collaboration is still ongoing now, which is great to see," says Gijzen.

The PhD candidate also investigated which characteristics and symptoms are central to depression and suicidality using a network analysis. She used GGD questionnaires for this purpose. This showed that loneliness is most central in both depression and suicidality. "It does not automatically mean that loneliness is most common, but it does mean that it has the most impact on other symptoms and that loneliness has a strong link with suicidal thoughts. So prevention does not have to specifically target suicide, but you can better address depression and suicide prevention together."

More information

PhD defence

Mandy Gijzen will defend her PhD dissertation on Thursday 9 March 2023, entitled: ’STORM: Prevention of depression and suicidal thoughts and behaviours in adolescents‘.

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M.W.M. Gijzen will defend her PhD dissertation on Thursday 9 March 2023.
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Karlijn Heesen's prize-winning PhD thesis on depression prevention may lead to national implementation of the STORM approach.

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