Table 5.

Crude and multivariate adjusted risk ratios (RRs) with 95% confidence intervals for herpes zoster in the SLE patients and non-SLE controls, as stratified by age and gender, during the three-year follow-up period.

	Crude RR of HZ	p-value	Adjusted RR of HZ	p-value
Age, years
all	7.37 (6.75-8.04)	<0.001	2.45 (1.77-3.40)	<0.001
<18	25.81 (18.08-36.84)	<0.001	4.71 (1.41-15.70)	0.012
18-24	11.81 (9.32-14.97)	<0.001	8.78 (3.08-24.97)	<0.001
25-34	10.43 (8.46-12.86)	<0.001	3.04 (1.26-7.33)	0.013
35-44	7.40 (6.14-8.93)	<0.001	2.26 (1.06-4.82)	0.034
45-54	4.19 (3.46-5.09)	<0.001	1.79 (0.88-3.65)	0.108
55-64	3.45 (2.54-4.69)	<0.001	2.90 (1.12-7.49)	0.028
>64	3.65 (2.58-5.17)	<0.001	2.33 (0.79-6.87)	0.126
Gender
Female	7.27 (6.63-7.96)	<0.001	2.10 (1.48-2.99)	<0.001
Male	8.35 (6.33-11.02)	<0.001	7.51 (2.89-19.52)	<0.001

Multivariable regression models adjusted for the variables listed in Tables 1 and 2, including gender, age, insurance level, urbanization level, geographic region, co-morbidities, Charlson co-morbidity index, and prescription medications.