A qualitative study exploring perceived barriers and enablers to fidelity of training and delivery for an intervention to reduce non-indicated imaging for low back pain.

"Declarations Ethics approval and consent to participateThis study received ethics approval from the Newfoundland and Labrador Health Research Ethics Board (HREB #2020.299). Verbal consent was obtained and documented at the start of the interview. Completion of the interview implied that the participant consented to the entire interview and that consent was not withdrawn during this period. Consent for publicationNot applicable. Competing interestsThe authors have no competing interests to declare. Competing interests The authors have no competing interests to declare."

"Funding This work was part of DT’s Master’s thesis; she was supported by a Frederick Banting and Charles Best Canada Graduate Scholarship—Master’s from the Canadian Institutes of Health Research. This work was funded by a grant from the Canadian Institutes of Health Research entitled “De-implementing low value care: A research program of the Choosing Wisely Canada Research Network”. The funding body was not involved in the design, collection, analysis, interpretation, or manuscript writing of this study."