Herk, R. van

resident scale nursing score nursing home residents assessment journal patient intensity caregiver study pain intensity adult relative cognitively management treatment dementia pain assessment correlation validity group pain treatment behavior agreement analgesic proxy observation level report reliability research rating impairment person interrater discomfort symptom change nurse activity self-report method psychometric properties difference symptom management nursing homes pain observation scales measure nursing home table cutoff scores communication difficulties ds-dat minute pain management nursing expression prevalence checklist hadjistavropoulo questionnaire pain ratings quality psychometric satis fied doloplu pain scale pain management pain assessment tool american pain assessment checklist health pain observation scale validation pain behavior result property netherland article cutoff