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Table 1 Demographic, clinical and laboratory characteristics of AS patients and controls

From: Neutrophil/lymphocyte and platelet/lymphocyte ratios as potential markers of disease activity in patients with Ankylosing spondylitis: a case-control study

 

AS patients (n = 132)

Control (n = 81)

P value a

Age (years)

37.61 ± 10.0

35.98 ± 9.8

0.249

Male, n (%)

120 (90.9)

73(90.1)

0.849

Disease duration (years)

9.54 ± 7.3

BASDAI

3.51 ± 1.66

White blood cell count (109/L)

8.15 ± 1.75

7.31 ± 1.49

< 0.001

Neutrophil count (109/L)

4.85 ± 1.45

4.51 ± 0.98

0.066

Lymphocyte count (109/L)

2.71 ± 0.83

2.30 ± 0.51

< 0.001

Platelet count (109/L)

288.57 ± 89.47

263.08 ± 50.56

0.020

NLR

1.99 ± 1.00

2.02 ± 0.55

0.801

PLR

117.12 ± 56.51

119.24 ± 32.49

0.759

ESR (mm/hr.)

22.78 ± 21.03

8.24 ± 5.67

< 0.001

  1. Values are means ± SD or numbers and percentages. a, student t-test; AS, ankylosing spondylitis; BASDAI, Bath Ankylosing Spondylitis Activity Index; ESR, erythrocyte sedimentation rate; n, number; NLR, neutrophil/lymphocyte ratio; PLR, platelet/lymphocyte ratio; P value, probability value (< 0.05)