Table 6.

Multivariate logistic regression analysis of total dosage, days of ANA detection and levels of antibodies.

		OR	95% CI		P value
anti-SSA	total dosage of IVIg	1.026	1.004	1.049	0.023
	detection days after IVIg infused	-0.752	-0.644	-0.877	<0.0001
anti-Ro52	total dosage of IVIg	1.042	1.019	1.066	<0.0001
	detection days after IVIg infused	-0.872	-0.815	-0.934	<0.0001
anti-Mi2	total dosage of IVIg	1.005	0.990	1.021	0.491
	detection days after IVIg infused	-0.965	-0.908	-1.023	0.233

OR, odds ratio; 95% CI, 95% confidence interval. Bold statistical significance.