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Table 3 Logistic regression analysis of the PsA1 and PsA2 patient groups

From: Gamma-glutamyl transpeptidase and indirect bilirubin may participate in systemic inflammation of patients with psoriatic arthritis

Parameters

B

SE

Wald

OR

95% CI

P

Gender

− 0.998

0.664

2.258

0.369

0.100–1.355

0.133

Age

− 0.017

0.028

0.377

0.983

0.931–1.038

0.539

ALT

− 0.011

0.052

0.047

0.989

0.892–1.095

0.828

AST

− 0.065

0.066

0.996

0.937

0.824–1.065

0.318

GGT

0.071

0.033

4.574

1.073

1.006–1.145

0.032

IBIL

− 0.266

0.098

7.411

0.766

0.633–0.928

0.006

Constant

2.342

1.751

1.790

10.402

–

0.181

  1. B, estimated coefficient; SE, standard error; OR, odds ratio; CI, confidence interval; GGT, gamma-glutamyl transferase; IBIL, indirect bilirubin; ALT, alanine transaminase; AST, aspartate transaminase. P < 0.05 was considered statistically significant