Table 5 Thematic description for the specific concerns domain

Code 2

Item content

Theme 5 Terminology

Participants did not understand the term ‘mystery’.

Theme 6 Medication outcomes

Mismatch between the terminology used in the scale and participants perceptions of the complexity of medication outcomes.

Theme 7 Overly restrictive

Participants believed that access to psoriasis medications was overly restrictive, with this belief not assessed in the BMQ.

Code 3 Misinterpretation

Theme 8 Failure to reflect the degree of concerns

Participants stopped taking their medication because they were so worried about them. However they stated that they no longer had concerns because they had stopped taking their medication.

Theme 9 Illness vs. medications

Participants misinterpreted the items and referred to their psoriasis.

Theme 10 Uncertainty about prescribed medication

Participants chose the ‘uncertain’ response option to reflect their own uncertainty about their medication and how they worked, not uncertainty about their response.