Table 4 Feasibility outcomes and criteria for trial progression
Outcomes | Measurement | Criteria |
|---|---|---|
Acceptability (average overall 70%) | ||
 Resident ease of use | Very easy – very difficult | >70% of respondents chose the response easy or very easy/Yes |
 Resident oral comfort with device use | Very easy – very difficult | |
 Resident perceived changes to oral health and swallowing | Yes/unsure/no | |
 Care staff perception of resident’s ease of device use | Very easy – very difficult | |
 Care staff perception of perceived changes to resident’s oral health and swallowing | Yes/unsure/no | |
 Impact on care staff workload (time) | Yes/unsure/no | |
Study recruitment and retention | ||
 Recruitment consent rate | Proportion of eligible residents consented | >30% |
 Recruitment retention rate | Proportion of residents who completed the 5-week intervention | >70% |
Adherence to the intervention protocol (both measures will be considered) | ||
 Occasions of use after 3 weeks | Total number of device usage from 42 possible occasions | >85% |
 Occasions of use after 5 weeks | Total number of device usage from 70 possible occasions | >70% |