Table 5.

Reasons for not participating among non-consenters

Reasons for not participating	N
The project is not interesting	12
I do not know what the project is about	14
My workplace should not interfere with my health	23
I have not got the time to participate	38
I do not wish to answer the question	53

N=number of non-consenters answering reasons for not participating for each of the questions. It was possible to answer yes to more than one question. The answers range from 12 to 53 answering yes to the specific question.