Table 4.
Demographic characteristics of the IgG4-RD cases and controls and association with history of malignancy
| IgG4-RD cases (n = 125) | Clinic controls (n = 350) | |
|---|---|---|
| Age, mean ± SD years* | 50.3 ± 14.9 | 51.5 ± 14.8 |
| Male, no. (%) | 76 (61) | 204 (58) |
| White, no. (%) | 96 (77) | 268 (77) |
| History of malignancy, no. (%)† | 20 (16) | 23 (6.6) |
| Unadjusted OR (95% CI) | 2.7 (1.4–5.1) | Referent |
| Adjusted OR (95% CI) | 3.1 (1.6–6.2) | Referent |
*
At the time of first visit (controls), matched to age at IgG4-related disease (IgG4-RD) onset (cases).
†
OR = odds ratio; 95% CI = 95% confidence interval.