Objective To construct the system of indicators of capability for dementia caregivers.Methods Through literature review and survey,the system of indicators of capability of dementia caregivers in nursing homes was initially formulated,and the Delphi method was used to gradually screen and determine the final included indicators.Results The recovery rate of the two rounds of expert letter inquiries was 100%.The expert authority coefficient was 0.93 in the first round and 0.92 in the second round.The coordination of experts was good.The final indicators of capability system for dementia caregivers included 8 first-level indicators and 21 second-level indicators for primary caregivers,12 first-level indicators and 46 second-level indicators for secondary caregivers,and 13 first-level indicators and 56 second-level indicators for senior caregivers.Conclusions The indicators of capability system for dementia caregivers constructed in this study has good scientificity,reliability,practicality and guidance,which provides a basis for the ability training and skill assessment of dementia caregivers.