. 2006 Dec 13;8(6):R183. doi: 10.1186/ar2095

Table 4.

Multivariate analysis of the first major infection (dependent variable) and clinical and therapy variables (independent variables)

Variables	Odds ratio	95% confidence interval	p value
Disease duration	1.18	1.07–1.31	0.001
Previous SLE glomerulonephritis	3.92	0.71–21.56	0.116
Hydroxychloroquine^a	0.05	0.01–0.23	0.0001
Intravenous methylprednisolone^a	2.18	0.36–13.13	0.392
Intravenous cyclophosphamide^a	0.35	0.03–3.87	0.390

^aUse within the last 3 months before the first major infection or previous use since lupus diagnosis if no major infection. SLE, systemic lupus erythematosus.