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Table 1 Comparison of baseline clinical laboratory characteristics of patients with renal recovery and patients remaining on dialysis within 3 months

From: Pathological severity determines the renal recovery for anti-myeloperoxidase antibody-associated vasculitis requiring dialysis at disease onset: a retrospective study

FeaturePatients with complete renal recovery (n = 13)Patients with partial renal recovery (n = 12)Patients remaining on dialysis (n = 15)P value
Male/female9/46/66/90.297
Age (years)63.1 ± 9.557.7 ± 7.355.9 ± 15.10.252
Time from first symptom (days)70.7 ± 75.9110.0 ± 112.492.1 ± 46.10.674
BVAS23.3 ± 6.319.9 ± 5.022.0 ± 6.30.368
Fever (Y/N)8/58/48/70.774
Weight loss (Y/N)5/64/85/100.781
Muscle/joint (Y/N)3/103/93/120.952
Skin (Y/N)1/120/123/120.215
Eyes/mucous membranes (Y/N)3/102/103/120.923
Ear/nose/throat (Y/N)6/75/74/110.534
Lung (Y/N)8/54/87/80.368
Cardiovascular (Y/N)1/120/120/150.345
Digestive tract (Y/N)2/114/82/130.382
Nervous system (Y/N)3/102/102/130.792
Gross hematuria (Y/N)0/132/101/140.283
ANCA level (IU/mL)89.3 ± 21.7101.7 ± 36.094.9 ± 34.00.847
eGFR (mL/min/1.73m2)7.0 ± 2.36. 6 ± 2.15.7 ± 1.80.231
Proteinuria (g/24 h)2.8 ± 2.32.5 ± 3.03.5 ± 1.70.641
Hemoglobumin (g/L)8.5 ± 1.77.9 ± 1.07.3 ± 1.50.095
White blood cell (109/L)9.3 ± 2.78.0 ± 3.110.2 ± 6.80.507
Platelet (109/L)326.3 ± 160.4269.3 ± 137.1201.2 ± 66.40.040
ESR (mm/h)83.2 ± 41.071.9 ± 39.482.5 ± 45.20.756
Serum albumin (g/L)28.4 ± 5.527.3 ± 7.328.1 ± 6.90.275
Serum calcium (mmol/L)2.0 ± 0.41.9 ± 0.41.8 ± 0.40.374
Serum phosphate (mmol/L)1.7 ± 0.41.7 ± 0.41.7 ± 0.30.215
Serum PTH (pg/mL)128.4 ± 95.3131.4 ± 86.3137.0 ± 93.40.114
Increased RF (Y/N)7/63/93/120.130
C-reactive protein (mg/dL)4.6 (0.9, 15.6)1.8 (0.2, 8.7)1.9 (0.3, 16.3)0.105
Complement 3 (mg/dL)88.7 ± 33.382.7 ± 23.989.0 ± 23.60.896
Complement 4 (mg/dL)19.0 ± 8.323.8 ± 3.230.7 ± 8.00.113
  1. ANCA Antineutrophil cytoplasmic antibody, BVAS Birmingham vasculitis activity score, eGFR Estimated glomerular filtration rate, ESR Erythrocyte sedimentation rate, PTH Parathyroid hormone, RF Rheumatoid factor
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