Table 3.

Unadjusted incidence rate ratio for total and non-herpes zoster opportunistic infections in patients with different systemic rheumatic diseases

	Incidence rate ratio	95% CI	P value
Total opportunistic infections
SLE	1 (reference)	–	–
PM/DM	1.42	1.31–1.55	< 0.001
SSc	0.73	0.65–0.85	< 0.001
RA	0.58	0.56–0.61	< 0.001
pSS	0.56	0.53–0.59	< 0.001
Non-herpes zoster opportunistic infections
SLE	1 (reference)	–	–
PM/DM	1.73	1.50–1.98	< 0.001
SSc	0.83	0.68–0.99	0.035
RA	0.50	0.46–0.54	< 0.001
pSS	0.41	0.37–0.45	< 0.001

SLE systemic lupus erythematosus, RA rheumatoid arthritis, pSS primary Sjögren’s syndrome, SSc systemic sclerosis, PM/DM polymyositis/dermatomyositis, CI confidence interval