Table 3.

Description of the four classification categories

Classification category	Description
Prospective studies	Study patients were followed prospectively before and after the implementation of an NMS strategy.
Retrospective data analysis (RDAs)	NMS data for the analysis was mainly retrieved retrospectively from past trials or peer-reviewed literature.
Retrospective chart reviews (RCRs)	NMS data for the analysis was mainly retrieved retrospectively from medical records, regardless of the provider of healthcare services (ie, physician, pharmacist, hospital).
Retrospective claims analysis (RCAs)	NMS data for the analysis was mainly retrieved retrospectively from claims databases, regardless of the provider of healthcare services (ie, physician, pharmacist, hospital).

NMS, non-medical switch/switching.