Table 2.

Correlation of the levels of anti-Hsp40 antibodies (IgG) in sera of RA patients with DAS28, Steinbrocker’s rtg staging (I–IV), and erythrocyte sedimentation rate

	Anti-DnaJ	Anti-Hdj1	Anti-Hdj2	Anti-Hdj3	Anti-N-DnaJ	Anti-C-DnaJ	Anti-N-Hdj2	Anti-C-Hdj2
DAS28	0.119	0.309	−0.186	0.157	0.222	0.205	0.050	0.297
	P = 0.453	P = 0.047	P = 0.238	P = 0.322	P = 0.159	P = 0.193	P = 0.755	P = 0.056
Steinbrocker’s rtg staging	0.374	0.042	0.173	0.045	0.173	0.066	0.186	0.350
	P = 0.019	P = 0.801	P = 0.291	P = 0.787	P = 0.292	P = 0.691	P = 0.257	P = 0.029
ESR	−0.011	0.065	−0.054	0.132	0.038	0.038	0.126	0.349
	P = 0.945	P = 0.684	P = 0.735	P = 0.404	P = 0.812	P = 0.810	P = 0.426	P = 0.023