A Study of the Natural History of Back Pain: Part I: Development of a Reliable and Sensitive Measure of Disability in Low-Back Pain.ROLAND, MARTIN MA, MRCP, MRCGP; MORRIS, RICHARD MScSpine: March 1983 1982 Volvo Award in Clinical Science: PDF Only Abstract One of the problems in mounting a trial of treatment of back pain is the lack of suitable outcome measures. This paper describes the development and validation of a questionnaire designed to measure selfrated disability due to back pain. The questionnaire is short, simple, sensitive, and reliable. It would be suitable for use in future trials of treatment. (C) Lippincott-Raven Publishers.