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Table 1 Demographics and clinical characteristics of patients

From: Performance of cytokine models in predicting SLE activity

Parameter

Active SLE (n = 51)

Inactive SLE (n = 73)

p value

Age, year (mean ± SD)

35.79 ± 14.31

41.01 ± 12.71

1.000

Gender, male, n (%)

2 (3.92)

4 (5.48)

1.000

Female, n (%)

49 (96.08)

69 (94.52)

 

BMI, kg/m2, (#)

21.25 (14.67–30.85)

23.06 (15.89–46.70)

1.000

Age onset, year (mean ± SD)

29.55 ± 14.25

31.74 ± 12.50

1.000

Disease duration, month, (#)

63.63 (0–383.40)

102.90 (4.40–482.10)

1.000

Duration of last active, month, (#) ***

2.50 (0–13.00)

8.20 (0.90–165.10)

< 0.001

Hypertension, n (%)

6 (11.76)

9 (12.33)

1.000

Diabetes mellitus, n (%)

4 (7.84)

5 (6.85)

1.000

Clinical SLEDAI score, (#) ***

8 (1–36)

0

< 0.001

ESR, mm/h (#)

33 (5–120)

22 (5–98)

0.519

 ESR < 20 mm/h, n (%)

15 (29.4)

34 (46.6)

1.000

 ESR > 20 mm/h, n (%)

36 (70.6)

39 (53.4)

1.000

WBC, cells/mm3 (#)

6220 (2700-17,290)

5500 (3060-13,940)

1.000

Hemoglobin, g/dl (#) *

12.00 (6.70–14.00)

12.00 (9.30–15.60)

0.034

Platelet, ×103 cells/mm3 (#)

271 (57–458)

262 (127–445)

1.000

Serum creatinine, mg/dl (#)

0.80 (0.40–1.89)

0.70 (0.50–1.28)

1.000

UPCR, (#)

1.71 (0.12–33.33)

0.12 (0.03–0.40)

0.534

 UPCR < 0.5, n (%) ***

22 (43.1)

73 (100)

< 0.001

 UPCR > 0.5, n (%) ***

29 (56.9)

0 (0)

< 0.001

 UPCR > 1.0, n (%) ***

20 (39.2)

0 (0)

< 0.001

  1. BMI body mass index, ESR erythrocyte sedimentation rate, UPCR urine protein to creatinine ratio
  2. # = [median (range)]; *p <  0.05, ***p <  0.001 (Bonferroni correction)