One item was thought to have potential for misinterpretation.
Self-efficacy was measured by one item 'Do think it would be easy to eat less fat (or more fruit, vegetables) at work, if you really wanted to?' (-3 = very difficult; +3 = very easy).
Attitude was measured with one item 'Do you think that eating less fat takes a lot of effort, or not?
Perceived social norm for condom use was measured by one item: "My friends think that people my age should use a condom when having sexual intercourse".
Work relatedness of mental health complaints is measured by one item: "Do you think that your work has negative consequences for your mental health?" This self-formulated item has a dichotomous response scale (yes, no).
We had first thought these should be lumped together into one item because physiotherapists (medical therapists, but non-MDs) employ all three treatments in Germany.
In this kind of representation, at the bottom of the dendrogram, each structure can be thought of as an individual cluster containing only one item.
There was one item ' My Traditional Birth Attendant thinks I should EBF' with a corrected item-Total correlation of less than.3.
I thought, "I'll just make a quick stop at the grocery store for just this one item".
