HR | 95% CI | P value | |
Age, years | 0.93 | 0.89 to 0.97 | 0.001 |
Disease duration, years | 0.97 | 0.92 to 1.01 | 0.234 |
SLEDAI 2K | 1.11 | 0.81 to 1.54 | 0.497 |
SDI | 1.55 | 0.77 to 3.11 | 0.211 |
(HCQm) ng/mL | 0.99 | 0.993 to 0.999 | 0.027 |
Time remission | 0.79 | 0.62 to 1.01 | 0.054 |
Renal involvement | 1.12 | 0.49 to 2.54 | 0.785 |
Glucocorticoids | 2.14 | 0.89 to 5.15 | 0.086 |
Immunosuppressive therapy | 3.66 | 1.59 to 8.43 | 0.002 |
HCQ dosage | 0.49 | 0.21 to 1.18 | 0.113 |
HCQ, hydroxychloroquine; SDI, Systemic Lupus International Collaborating Clinics/American College of Rheumatology Damage Index of SLE; SLEDAI, SLE Disease Activity Index.