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Table 3 Primary sub-themes within each CFIR construct

From: Primary care and mental health providers’ perceptions of implementation of pharmacogenetics testing for depression prescribing

CFIR construct(s)

Main sub-themes

Evidence

• Limited knowledge of evidence

• Evidence not yet definitive

• Cautious about using until more evidence

Relative advantage

• Hopeful, but unsure

• May be especially useful for patients with prior unsuccessful treatment

• Just one additional piece of information

• Concern over delay compared to usual practice

Adaptability, Trialability, Complexity

• Concern over workflow and time to discuss/ educate the patient

• Primary Care providers concerned over how would fit with usual scope of practice

• Desire to try it out with some patients, or tailor use based on patient characteristics

Intervention Design

• Simple to use

• Concern over misinterpretation of colors/ categories