Figure 1From: The comparative burden of mild, moderate and severe Fibromyalgia: results from a cross-sectional survey in the United States Impact of Fibromyalgia on HRQoL: Mean Study Sample EQ-5D Scores Compared to US General Population. Source: Subject Questionnaire and Fryback et al, 2007 (US Norm for age range 45-54) [28]. Note: Higher scores indicate better HRQoL.Back to article page