Clinical Validation of the Nursing Outcome "Pain: Disruptive Effects" in People With Chronic Pain in Spain.

Background And Purpose: The measurement of the effects of chronic pain on the patients is a challenge for nurses. The purpose was to translate into Spanish and to assess the psychometrics of the indicators of the nursing outcome "Pain: disruptive effects."

Methods: A three-stage study: (a) translation and cultural adaptation, (b) content validation, (c) clinical validation in 10 healthcare centers.

Results: The Spanish version of the outcome "Pain: disruptive effects" has high content validity (CVI = .90) with 17 indicators organized into three factors. The Inter-observer agreement was good (kappa = .66) and the internal consistency high (alpha = .90).

Conclusions: The 17 indicators of the outcome "Pain: disruptive effects" has evidence of reliability and validity for assessing the harmful effects of chronic pain.