Table 1.

Baseline characteristics according to ANCA-associated glomerulonephritis (AGN) histologic classification

Characteristic at Time of Renal BiopsyFocal (n=81)Crescentic (n=43)Mixed (n=39)Sclerotic (n=1)All (n=164)
Age60.1±15.662.0±14.461.5±13.175.960.9±14.6
Men/women (n/n)54/2733/1025/141 (male)113/51
Histologic features (%)
 Normal72.9±15.617.6±11.929.7±13.633.348.0±28.9
 Cellular crescents17.2±10.266.7±29.530.6±13.416.733.5±20.9
 Obliterated4.6±7.07.5±10.215.0±13.6507.9±10.6
Serum creatinine269.8±210.3487.0±249.5363.4±235.3375.0349.5±243.3
eGFR39.3±29.416.8±14.724.3±19.514.629.7±25.8
Proteinuria0.7 (0.1–10.5)1.3 (0.1–8.7)2.0 (0.2–11.0)2.41.3 (0–11)
MPO/PR3 ANCA49/3217/2616/230/181/83
  • Values expressed with a plus/minus sign are the mean ± SD. PR3, proteinase-3.