Multi-item questionnaires
Multi-item questionnaires are questionnaires that are constructed by several item that measure one underlying construct. This construct is mostly measured by summing the scores on the individual items into a total score. In the Figure below, you can see an example of a questionnaire with 10 items that result in one total score.
![Multi-item questionnaire structure](https://image.jimcdn.com/app/cms/image/transf/dimension=480x10000:format=jpg/path/sf32c5bdc533a7240/image/i29cb76eac1aafa2f/version/1389617650/image.jpg)