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Table 4 ROC curve analysis and validity of NLR, PLR and ESR to differentiate between active and inactive AS patients

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

Variable

AUC

95% CI

Cut-off value

Sensitivity

Specificity

Accuracy

P value

NLR

0.626

0.528–0.723

1.66

61.8%

50.6%

56.82%

0.014

PLR

0.702

0.608–0.795

95.9

70.9%

55.5%

61.36%

< 0.001

ESR

0.726

0.634–0.817

15.5

70.9%

64.9%

61.61%

< 0.001

  1. AS, ankylosing spondylitis; AUC, area under curve; CI, confidence interval; ESR, erythrocyte sedimentation rate; NLR, neutrophil/lymphocyte ratio; PLR, platelet/lymphocyte ratio; P value, probability value (< 0.05)
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Advances in Rheumatology

ISSN: 2523-3106