Arterial thromboembolic event rates in IVIg user and nonuser groups over 1 year of follow-up
| IVIg exposure . | Person-years . | Event rate per 100 person-years . | HR* (95% CI) . |
|---|---|---|---|
| Nonusers (n = 8035) | 3336.8 | 2.25 | 1.00 (ref) |
| IVIg new users (n = 2724) by recency of IVIg exposure | |||
| Days 0-30 | 877.7 | 3.08 | 1.38 (0.89, 2.14) |
| Days 00-01 | 67.1 | 7.45 | 3.40 (1.25, 9.25) |
| Days 02-15 | 431.3 | 3.25 | 1.56 (0.86, 2.80) |
| Days 16-30 | 379.2 | 2.11 | 0.88 (0.43, 1.81) |
| Days 31-90 | 390.4 | 2.05 | 0.95 (0.45, 1.99) |
| Indeterminate | 13.6 | 0.00 | † |
| IVIg exposure . | Person-years . | Event rate per 100 person-years . | HR* (95% CI) . |
|---|---|---|---|
| Nonusers (n = 8035) | 3336.8 | 2.25 | 1.00 (ref) |
| IVIg new users (n = 2724) by recency of IVIg exposure | |||
| Days 0-30 | 877.7 | 3.08 | 1.38 (0.89, 2.14) |
| Days 00-01 | 67.1 | 7.45 | 3.40 (1.25, 9.25) |
| Days 02-15 | 431.3 | 3.25 | 1.56 (0.86, 2.80) |
| Days 16-30 | 379.2 | 2.11 | 0.88 (0.43, 1.81) |
| Days 31-90 | 390.4 | 2.05 | 0.95 (0.45, 1.99) |
| Indeterminate | 13.6 | 0.00 | † |