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. Author manuscript; available in PMC: 2016 Mar 28.
Published in final edited form as: J Rheumatol. 2015 Sep 1;42(11):2038–2045. doi: 10.3899/jrheum.150280

Figure 2.

Figure 2

Serum IGF-1 levels (mean and 95% CI) among subjects with increasing number of disease severity factors (CRP > 0.5 mg/dl, SvdH > 23, HAQ > 0, disease duration > 10 yrs, SJC > 1), adjusted for age and sex. IGF-1: insulin-like growth factor 1; CRP: C-reactive protein; SvdH: Sharp/van der Heijde method; HAQ: Health Assessment Questionnaire; SJC: swollen joint count.