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Note that if the sub-questions have varying response domains, or multiple text boxes are required, it is often best practice to use multiple question items, regardless of how many sub-questions/statements there are or how long the question items will be. However, some of these situations can be solved with using break-off techniques in Question Grids.
Example 1 Questionnaire: My Teenage Son 2004 (ALSPAC) question A4. d
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