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Pain intensity among institutionalized elderly: a comparison between numerical scales and verbal descriptors

Intensidad del dolor en ancianos institucionalizados: comparación entre la escala numérica y los descriptores verbales

Abstract

OBJECTIVE

Correlating two unidimensional scales for measurement of self-reported pain intensity for elderly and identifying a preference for one of the scales.

METHOD

A study conducted with 101 elderly people living in Nursing Home who reported any pain and reached ( 13 the scores on the Mini-Mental State Examination. A Numeric Rating Scale - (NRS) of 11 points and a Verbal Descriptor Scale (VDS) of five points were compared in three evaluations: overall, at rest and during movement.

RESULTS

Women were more representative (61.4%) and the average age was 77.0±9.1 years. NRS was completed by 94.8% of the elderly while VDS by 100%. The association between the mean scores of NRS with the categories of VDS was significant, indicating convergent validity and a similar metric between the scales.

CONCLUSION

Pain measurements among institutionalized elderly can be made by NRS and VDS; however, the preferred scale for the elderly was the VDS, regardless of gender.

Descriptors
Aged; Scales; Pain Measurement; Health of Institutionalized Elderly

Universidade de São Paulo, Escola de Enfermagem Av. Dr. Enéas de Carvalho Aguiar, 419 , 05403-000 São Paulo - SP/ Brasil, Tel./Fax: (55 11) 3061-7553, - São Paulo - SP - Brazil
E-mail: reeusp@usp.br