Table 2

Multivariate analysis: independent risk factors and protective factors for damage accrual over the follow-up

Bp ValuesOR (95% CI)
≥5 consecutive year remission−3.128<0.0010.044 (0.012 to 0.159)
4 consecutive year remission−2.1350.0050.118 (0.027 to 0.519)
3 consecutive year remission−2.1580.0010.116 (0.031 to 0.436)
2 consecutive year remission−1.4790.0280.228 (0.061 to 0.850)
1 year remission−0.0540.9460.947 (0.199 to 4.520)
Disease duration0.0560.0081.057 (1.014 to 1.102)
Antiphospholipid antibody syndrome1.7080.0015.517 (2.092 to 14.546)
Cumulative average PDN dose ≥180 mg/month1.1430.0133.136 (1.276 to 7.707)
No. of flare/patient/year2.1710.0198.769 (1.692 to 45.449)
Vasculitis ever1.1340.0443.107 (1.030 to 9.379)
Cyclophosphamide0.6190.0671.857 (0.957 to 3.607)
SDI at baseline0.0650.6651.067 (0.795 to 1.433)
Age0.0400.0021.041 (1.015 to 1.068)
Constant−2.0540.0240.128
  • Significant variables are given in bold.

  • PDN, prednisone; SDI, Systemic Lupus International Collaborating Clinics/American College of Rheumatology Damage Index.