Table 2

Potential differences between Naughton et al 201613 and the repeat study

Naughton et al 201613 (stage one)Repeat studyConsiderations
No previous exposure to medicine authentication (MA) technologyPrevious exposure to MA technologyPrevious results have not identified an association between technology exposure and increased compliance. There was a greater than 1-year interval between the studies
Conducted as a service evaluation studyConducted as a research studyThe repeat study involved ethical approval and written consent
This study was proposed by the principal investigatorThis study was based on a consensus improvement (audio alarm) suggested by the participantsCompliance may have been affected by the motivation to implement an idea that was suggested by the participants