Table 1. Summary of Sample, Phenomenon of Interest, Design, Evaluation, Research (SPIDER) framework.

Sample	Health professionals (GPs or nurse practitioners) who prescribe statins or antihypertensive drugs. Patients eligible for cardiovascular preventive drugs or offered a prescription of statin or an antihypertensive drug for primary prevention of cardiovascular disease.
Phenomenon of Interest	The initiation or prescription of statins or antihypertensive drugs.
Design	Studies including qualitative data collection or analysis methods.
Evaluation	Attitudes, perceptions, views, or experiences of health professionals or patients related to the initiation of cardiovascular preventive drugs for primary prevention.
Research type	Qualitative and mixed methods studies.