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Table 3 Stepwise logistic regression analysis of RA and RA-OP in the training set

From: A diagnostic model for assessing the risk of osteoporosis in patients with rheumatoid arthritis based on bone turnover markers

Variables

B score

Wald score

P

OR

OR(95% CI)

Lower

Upper

Female

0.946

8.297

0.004

2.575

1.353

4.901

Age

0.053

17.314

<0.001

1.054

1.028

1.081

β-CTX

0.004

13.292

<0.001

1.004

1.002

1.006

ACPA

0.001

19.319

<0.001

1.001

1.001

1.002

TG

0.600

16.603

<0.001

1.821

1.365

2.430

PINP

-0.008

4.028

0.045

0.992

0.984

0.999

Constant

-8.703

53.071

<0.001

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  1. ACPA: anti-cyclic citrullinated peptide antibody; PINP: N-terminal propeptide of type I procollagen; TG: triglycerides; β-CTX: beta C-terminal cross-linked peptide