If I understand the problem correctly, you can solve this by adding {questioncode_other} to your array subquestions and set the subquestion validation to !is_empty(questioncode_other)
In this way the answer given with _other will be shown, and only when it is given.
Greetings,
Liesbeth
In this way the answer given with _other will be shown, and only when it is given.
Greetings,
Liesbeth