Table 4.
Delivery year-adjusted relative risk for preeclampsia comparing women with specific autoimmune disease diagnoses to women without any autoimmune disease diagnoses; restricted to women without diagnostic codes for organ transplant, malaria or cancer; British Columbia healthcare utilization databases, 1997–2006.
| Exposure Group | N | Preeclampsia % | Delivery Year-Adjusted | |
|---|---|---|---|---|
| RR | CI | |||
| Rheumatoid Arthritis/Psoriasis | 869 | 3.1 | 1.26 | 0.87–1.81 |
| Systemic Lupus Erythematosus | 196 | 5.1 | 2.02 | 1.11–3.64 |
| Inflammatory Bowel Disease | 513 | 2.3 | 0.98 | 0.57–1.70 |
| Multiple Sclerosis | 185 | 3.8 | 1.51 | 0.67–3.40 |
| No Autoimmune Disease | 286,220 | 2.4 | - | - |
Delivery Year Adjustment: 1997–2000, 2001–2003, 2004–2006.