Table 2 Univariate analysis of laboratory tests in control and case groups

ESR, median (IQR), mm/h

41.57 (29.50, 54.75)

30.00 (20.50, 48.75)

0.385

CRP, median (IQR), mg/l

3.82 (0.83, 17.71)

2.05 (1.00, 3.23)

0.705

SF, median (IQR), ng/dl

1160.66 (922.32, 1790.16)

190.42 (66.00, 530.25)

0.000

WBC, median (IQR), ×10¹² /l

5.49 (2.54, 6.55)

4.81 (3.44, 6.82)

0.993

NEU, median (IQR), ×10¹² /l

3.56 (1.67, 6.35)

2.90 (1.72, 4.17)

0.314

LYM, median (IQR), ×10¹² /l

0.97 (0.81, 1.55)

1.33 (0.98, 2.15)

0.050

PLT, median (IQR), ×10⁹ /l

139.50 (80.50, 183.50)

219.50 (130.75, 261.25)

0.029

HGB, median (IQR), g/l

102.50 (91.50, 78.10)

110.00 (98.00,121.00)

0.189

ALT, median (IQR), u/l

117.50 (97.68, 478.10)

23.15 (16.10, 56.78)

0.000

AST, median (IQR), u/l

578.35 (178.43, 1166.88)

30.20 (22.13, 52.58)

0.000

HBDH, median (IQR), u/l

246.68 (246.68, 318.92)

210.50 (165.75, 265.75)

0.052

LDH, median (IQR), u/l

640.60 (562.50, 640.60)

269.50 (211.25, 404.50)

0.001

Blood amylase, median (IQR), u/l

405.20 (197.75, 875.65)

71.00 (50.25, 97.75)

0.000

ALB, median (IQR), u/l

36.24 (28.93, 39.51)

36.77 (33.83, 41.25)

0.345

BUN, median (IQR), mmol/L

5.48 (4.23, 7.21)

4.16 (3.21, 5.45)

0.065

SCr, median (IQR), μmol/l

56.84 (39.68, 58.29)

41.05 (36.48, 51.88)

0.091

24-h urine protein (IQR), μmol/l

1005.50 (521.00, 1415.37)

302.90 (102.87, 1005.50)

0.013

C3, median (IQR), g/l

0.30 (0.16, 1.08)

0.50 (0.37, 0.79)

0.155

C4, median (IQR), g/l

0.05 (0.02, 0.21)

0.06 (0.03, 0.14)

0.416

IgG ACA (positive), n (%)

3 (25 %)

8 (16.7 %)

0.802

IgM ACA (positive), n (%)

3 (25 %)

11 (22.9 %)

1.000

Anti-Ro antibodies (positive), n (%)

3 (25 %)

21 (43.8 %)

0.236

Anti-La antibodies (positive), n (%)

0

7 (15.6 %)

0.159

Anti-Sm antibodies (positive), n (%)

3 (25 %)

13 (27.1 %)

0.884

Anti-dsDNA antibodies (positive), n (%)

11 (91.7 %)

33 (68.8 %)

0.108

Coombs test (positive), n (%)

5 (41.7 %)

34 (70.8 %)

0.120