Table 1.

Patient demographics and clinical findings at renal biopsy

MLN (n=41)PMN (n=59)P Value
(Mann–Whitney U Test)
Sex (male/female)4/3737/22<0.001
Age (yr)33 (26.8, 42.3)53 (43.0, 66.0)<0.001
Serum creatinine concentration (mg/dl)0.70 (0.68, 0.80)0.90 (0.80, 1.00)0.002
Creatinine clearance (ml/min)79.0 (68.5, 93.0)79.0 (65.5, 97.3)0.90
24-h urine protein (mg/dl)1240 (918, 2739)4990 (2798, 7534)0.0002
  • Data are presented as median (interquartile range). MLN, membranous lupus nephritis; PMN, primary membranous nephropathy.