Table 3 Risk analysis of a second (Recurrent) Henoch-Schönlein Purpura episode
Adjusted HR (95%CI)b | p value | |
|---|---|---|
Demographic factors | ||
Age, y | 1.01 (0.96–1.05) | 0.791 |
Comorbidities | ||
Allergic rhinitis | 1.63 (1.06–2.50) | 0.026 |
Clinical course | ||
Renal symptoms | 2.41 (1.64–3.54) | < 0.001 |
Steroid initiation and duration(1st) | ||
No use record | 1.00 | |
Initiation < 14 days and Duration ≤ 10 days | 0.40 (0.06–2.90) | 0.366 |
Initiation < 14 days and Duration > 10 days | 8.13 (2.51–26.36) | < 0.001 |
Initiation ≥ 14 days and Duration ≤ 10 days | 1.21 (0.83–1.76) | 0.321 |
Initiation ≥ 14 days and Duration > 10 days | 4.06 (2.76–5.96) | < 0.001 |