TAILIEUCHUNG - Spinal Disorders: Fundamentals of Diagnosis and Treatment Part 113

Spinal Disorders: Fundamentals of Diagnosis and Treatment Part 113. Spinal disorders are among the most common medical conditions with significant impact on health related quality of life, use of health care resources and socio-economic costs. Spinal surgery is still one of the fastest growing areas in clinical medicine. | Outcome Assessment in Spinal Surgery Chapter 40 1125 steps by an expert committee a testing of the instrument and further refinements have to be done. Since there are many aspects influencing outcome of spinal surgery a well designed questionnaire will include different standardized and validated tools to cover these different fields scale characteristics . A broad range of outcome tools are available Table 1 of which only a limited number are frequently used. In the following the most important questionnaires in the field of spinal surgery are briefly discussed including pain assessment disability quality of life and work assessment. Presented in regard to their strengths and weaknesses and their best feasible clinical setting this survey should enable the best possible decision when searching for a self-administered assessment tool in spinal surgery. A questionnaire should be comparable valid and comprehensive Pain General Aspects Back pain is one of the most frequent reasons for spinal surgery and therefore pain relief is the major aim in the vast majority of cases. Pre- and postoperative assessment of pain and pain relief serves to evaluate the effectiveness of a specific therapy 68 . However some important findings of the past two decades of research have to be kept in mind when the gathering and interpreting of such data is intended. As perception of pain may differ within a time period recent studies have mentioned that it is more valuable to ask patients to rate their usual pain on average over a past short period of time . 1 week than to ask for current pain at the specific time of completion of the questionnaire 21 22 147 . Posing such questions relies on the assumption that patients are able to accurately recall their pain levels in a past period of time. Whether or not this is reliable is controversial. Whereas some studies find it unreliable to assess pain retrospectively 40 94-96 others report acceptable levels of validity up to a 3 months recall .

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