Table 1.

Baseline characteristics

Overall (n=126)3 Months Prednisolone (n=62)6 Months Prednisolone (n=64)
Male, n (%)86 (68)39 (63)47 (73)
Age (yr) median (IQR)4.2 (3.2–6.2)4.7 (3.2–5.8)3.8 (3.2–6.4)
BPa (mean ± SD)
 Systolic, Z-value1.7±1.3b1.7±1.3c1.6±1.3d
 Diastolic, Z-value1.6±1.1b1.7±1.3c1.6±1.0d
Serum albumin (g/L) median (IQR)14.0 (10.0–16.2)14.0 (10.0–17.0)13.4 (10.0–16.0)
Microscopic hematuriae, n (%)40 (33)f19 (32)g21 (34)h
Hospital, n (%)
 University14 (11.1)5 (8.0)9 (14.1)
 General112 (88.9)57 (92.0)55 (85.9)
Descent, n (%)
 Western European83 (65.9)46 (74.2)37 (57.8)
 Non-Western European16 (12.7)6 (9.7)10 (15.6)
 Mixed13 (10.3)3 (4.8)10 (15.6)
 Not reported14 (11.1)7 (11.3)7 (10.9)
Quarterly distribution of disease onset, n (%)
January to March25 (19.8)14 (22.6)11 (17.2)
April to June24 (19.0)11 (17.7)13 (20.3)
July to September40 (31.7)19 (30.6)21 (32.8)
October to December37 (29.4)18 (29.0)19 (29.7)
  • a Lowest BP reported in patient’s chart at diagnosis. Z-values are adjusted for sex, age, and height.33

  • b Data available for 123 of 126 patients.

  • c Data available for 61 of 62 patients.

  • d Data available for 62 of 64 patients.

  • e Defined as >5 erythrocytes/field; if cell count not available, ≥+ on dipstick analysis.

  • f Data available for 121 of 126 patients.

  • g Data available for 59 of 62 patients.

  • h Data available for 62 of 64 patients.