- Identified some factors relating to knowledge, attitude and practice in 6 tasks of CBR volunteers: The education level of CBR volunteers, experience in CBR program over 5 years, CBR volunteers were trained for CBR, team-work skill, the volunteers who make reports have better knowledge, attitude and practice; the CBR volunteers having standardized knowledge would have standardized attitude which is 7.21 times higher than others and also gain attained practice 4.37 times higher than people with unstandardized knowledge.