Correlations of renal NEU1 expression and clinical features in patients with proliferative lupus nephritis
| Glomeruli expression | r | P value | Tubulointerstitium expression | r | P value |
| Serum creatinine (μmol/L) | 0.416 | 0.001 | Serum creatinine (μmol/L) | 0.428 | <0.001 |
| eGFR (mL/min/1.73 m2) | −0.307 | 0.019 | eGFR (mL/min/1.73 m2) | −0.375 | 0.004 |
| C3 (g/L) | 0.192 | 0.149 | C3 (g/L) | 0.256 | 0.053 |
| Proteinuria (g/24 hours) | −0.011 | 0.938 | Proteinuria (g/24 hours) | −0.038 | 0.779 |
| Albumin (g/L) | −0.019 | 0.888 | Albumin (g/L) | 0.228 | 0.085 |
| SLEDAI | −0.126 | 0.348 | SLEDAI | −0.242 | 0.067 |
| AI | 0.222 | 0.093 | AI | 0.075 | 0.575 |
| CI | 0.278 | 0.035 | CI | 0.407 | 0.002 |
AI, activity index; CI, chronicity index; eGFR, estimated glomerular filtration rate; NEU1, neuraminidase 1; SLEDAI, Systemic Lupus Erythematosus Disease Activity Index.