The three factors that may make individuals more vulnerable to abuse than others including disability, isolation are;
* Setting : Work setting may have lack of trained staff, not enough staff, work pressure, stress.
* Individual's circumstance : Individual who is suffering from dementia or other mental health issue, who has disability, and who are isolated are more vulnerable than others.
* Work environment : Lone worker or isolation of service users, no management or supervision, no support.
http://hcasupportforum.blogspot.co.uk/2012/06/describe-three-factors-that-may-make.html