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Table 3 Association between CAL and anti-CCP antibody levels (referred to its absence): ordinal logistic regression model

From: Association between periodontitis and anti-citrullinated protein antibodies in rheumatoid arthritis patients: a cross-sectional study

Anti-CCP levels

OR

95% conf. interval

p

Low

 CAL

1.227

0.742

2.027

0.425

 Gender (ref. female)

1.267

0.385

4.166

0.697

 Age

0.969

0.921

1.019

0.214

 Tobacco (ref. never)

1.057

0.383

2.916

0.914

 Disease activity (ref. remission/low)

1.115

0.403

3.084

0.834

 Disease evolution time

0.956

0.883

1.036

0.277

Moderate

 CAL

1.657

1.101

2.509

0.017

 Gender (ref. female)

1.589

0.552

4.573

0.390

 Age

0.994

0.948

1.042

0.803

 Tobacco (ref. never)

0.807

0.310

2.102

0.661

 Disease activity (ref. remission/low)

1.601

0.621

4.126

0.330

 Disease evolution time

1.012

0.952

1.076

0.705

High

 CAL

1.593

1.017

2.482

0.043

 Gender (ref. female)

0.662

0.170

2.582

0.552

 Age

0.971

0.923

1.021

0.243

 Tobacco (ref. never)

0.850

0.305

2.369

0.756

 Disease activity (ref. remission/low)

2.210

0.770

6.344

0.141

 Disease evolution time

1.035

0.969

1.105

0.308

  1. Anti-CCP anti-cyclic citrullinated peptide, OR odds ratio