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Table 1 Comparison of baseline characteristics between the ISP and CSP groups

From: Comparison of two protocols for steroid pulse therapy in patients with IgA nephropathy: a retrospective observational study

  ISP
(N = 32)
CSP
(N = 157)
p
Age (y.o) 40.9 ± 12.7 36.9 ± 12.9 0.08
Male gender (n [%]) 15 (46.9) 66 (42.0) 0.61
BMI (kg/m2) 22.3 ± 3.9 21.9 ± 3.6 0.46
HT (n [%]) 18 (56.3) 86 (54.8) 0.88
DM (n [%]) 1 (3.1) 3 (1.9) 0.53
SBP (mmHg) 116.6 ± 14.8 116.6 ± 15.5 0.97
DBP (mmHg) 71.5 ± 11.6 69.2 ± 10.6 0.27
RAS inhibitor use (n [%]) 13 (40.6) 79 (50.3) 0.32
Proteinuria (g/gCr) 0.93 (0.61–1.37) 0.95 (0.36–1.52) 0.77
Categories for proteinuria (g/gCr)    0.16
1.0 (n [%]) 14 (43.8) 74 (47.1)  
0.5–0.9 (n [%]) 11 (34.4) 31 (19.7)  
 < 0.5 (n [%]) 7 (21.9) 52 (33.1)  
Hematuria (n [%]) 29 (90.6) 148 (94.3) 0.54
eGFR (mL/min/1.73 m2) 62.5 (33.9–80.7) 70.7 (52.0–89.9) 0.08
CKD stage    0.39
1–2 (n [%]) 18 (56.3) 106 (67.5)  
3 (n [%]) 9 (28.1) 40 (25.4)  
4 (n [%]) 5 (15.6) 11 (7.0)  
5 (n [%]) 0 (0) 0 (0)  
IgA (mg/dL) 346.6 ± 147.9 334.8 ± 122.3 0.92
C3 (mg/dL) 97.4 ± 19.8 101.4 ± 20.1 0.38
IgA/C3 3.7 ± 1.9 3.4 ± 1.4 0.81
Tonsillectomy (n [%]) 4 (12.5) 68 (43.3)  < 0.05
  1. BMI body mass index, HT hypertension, DM diabetes mellitus, SBP systolic blood pressure, DBP diastolic blood pressure, RAS renin–angiotensin–aldosterone system, eGFR estimated glomerular filtration rate, CKD chronic kidney disease, IgA immunoglobulin A