[Pain assessment of nursing home's residents by certified nursing assistants: a real-world study].

In French care facilities for dependent aged people (NHDAP), prevalence of pain among residents with dementia is high, and source of behavior disturbances and quality of life impairment. However, in spite of many international expert statements, pain remains under-assessed and under-managed in these patients. Certified nursing assistants (CNA) are on the front-line in NHDAP to detect the presence of pain in residents with communication difficulties, while they received little training for pain management and directives for specific care.