Table 5 Survival free from renal flares (with Kaplan-Meier survival estimate) for patients with or without antiC1q < 40 UA; with or without HCQ therapy; with or without proteinuria < 0.5 g/day 12 months after the start of therapy
| Â | Flare-free survival | p | ||
|---|---|---|---|---|
At 2 year | At 3 years | At 5 years | ||
AntiC1q < 40 UA after 12 months of therapy | 92.15% | 86.39% | 86.39% | 0.0182 |
AntiC1q ≥ 40 UA after 12 months of therapy | 68.25% | 60.57% | 52.00% | |
HCQ 12 months after the start of therapy | 87.94% | 83.94% | 79.40% | 0.0245 |
No HCQ 12 months after the start of therapy | 62.50% | 46.88% | 46.88% | |
Proteinuria < 0.5 g/day 12 months after the star of therapy | 92.16% | 87.04% | 87.04% | 0.0057 |
Proteinuria ≥ 0.5 g/day 12 months after the star of therapy | 66.67% | 58.33% | 46.67% | |