Responsiveness of the SF-36 general health domain: observations from 14883 spine surgery procedures.
Anders JoelsonFreyr Gauti SigmundssonJan KarlssonPublished in: Quality of life research : an international journal of quality of life aspects of treatment, care and rehabilitation (2021)
The SF-36 GH domain should be used with caution when evaluating effects on GH perceptions after spine surgery procedures. The lack of responsiveness is most probably explained by ceiling effects for items 11a-c and a negative effect size of change for item 11c.