Table 9. Comparison of sensitivity and specificity among indices.

Remission	Sensibility	CI 95%	Specificity	CI 95%	Accuracy	p
DAS28-ESR	73%	0.65;0.80	82%	0.80;0.85	81%	<0.001
DAS28-CRP	97%	0.93;0,99	72%	0.69;0.75	76%	<0.001
CDAI	90%	0.84–0.94	90%	0.88–0.91	90%	<0.001
SDAI	92%	0.91–0.96	93%	0.91–0.95	93%	<0.001

DAS28-CRP: Disease Activity Score 28- C reactive protein; DAS28-ESR: Disease Activity Score 28 -erythrocyte sedimentation rate; SDAI: Simplified Activity Index; CDAI: Clinical Activity Index.