Table 2.

Correlations among PTX3 plasma levels and clinical features at univariate analysis.

Variable	Spearman's Rho	p
Age (years)	NS	NS
Age at disease onset (years)	NS	NS
Z-score (activity)	0.181	0.016
Z-score (damage)	NS	NS
ESR (mm/h)	0.229	0.0002
CRP (mg/l)	0.128	0.035
Prednisone dose (mg)	0.198	0.001