Data collection
Individual face-to-face interviews were conducted between September and December 2021 by investigator (JD) in participant homes (except for in the case of one participant who chose to be interviewed at the Gait Laboratory at Coach Lane Campus, Newcastle upon Tyne due to personal circumstances) following their final training intervention. The interviewer was an experienced physiotherapist with training in qualitative research methods and was known to the eight participants from the intervention period.The interview schedule used open-ended questions, with no right or wrong answers, to initiate discussions around the chosen topics (