Withdrawing from a clinical trial

It is important that young people know they are free to leave a trial at any time and without giving a reason. It may help them feel more confident to take part in the first place, if they know they can always drop out. All of the young people we talked to remembered that this was made clear to them and they never felt any pressure to continue.
One young person we talked to decided to withdraw from a trial. Courtney, now 12 years old, took part in a trial involving growth hormone treatment when she was 6, but she disliked having daily injections, and after 5 years withdrew from the trial. She would consider other similar trials in the future and thinks it is good young people take part in trials to help others with similar conditions.

Having injections and starting high school were some of the reasons that Courtney decided to…

Age at interview 12

Gender Female

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Courtney got upset each time she had to have her growth hormone injections. Having the trial…

Age at interview 12

Gender Female

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Sometimes being part of a trial involves quite a time commitment, for example attending extra appointments, travelling to and from hospital, taking time off school, or spending time being interviewed or completing questionnaires.
Some young people talked about considering whether they should withdraw but ultimately deciding to continue, for various reasons.

Robert had considered withdrawing because the intervention was unpleasant, but knowing it was…

Gender Male

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Alexander was concerned about the side effects of the trial drug, but also about missing school and his exams.

Alexander sometimes thinks about dropping out because of unpleasant side effects of the trial…

Age at interview 18

Gender Male

Age at diagnosis 16

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Joanna was worried that forgetting to take her medication would affect the trial results and…

Age at interview 17

Gender Female

Age at diagnosis 16

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For some young people, taking part in a trial means giving your full commitment, but having the option to withdraw is reassuring. (See also ‘Being invited to take part in a trial: information and questions‘ and ‘Deciding not to take part although eligible to take part in a trial‘.)

It was reassuring for Lauren to know that if she chose to withdraw all her information would be…

Age at interview 16

Gender Female

Age at diagnosis 13

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If you experience side effects you may have to withdraw – your health is always the top priority.

Because of an infection, Katie was advised to stop the trial. She didnt want to, but knew it was…

Age at interview 13

Gender Female

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Dr William van’t Hoff and Helena, a health professional, explain some of the issues around consent and assent for young people when they are aged 15 years and younger and 16 years and over.

It is important families understand how clinical care and research fit together. The process of…

Age at interview 49

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Helena explains the age at which children can give assent and consent and what may happen when…

Gender Female

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