Table 3 Adjusted odds ratios for significant variables related to infectious spondylitis (model 1)

Immunosuppression status

7.649E+ 9

1.00

Degenerative spinal disease

12.87 (1.89–87.41)

0.009

HD vintage (years)

0.64 (0.51–0.81)

<  0.001

HD access

0.022

 Arteriovenous fistula

1

–

 Arteriovenous graft

1.827 (0.395–8.455)

0.44

 Tunneled cuffed catheter

6.75 (1.74–26.14)

0.006

Access operation within recent 6 months

13.27 (3.53–49.91)

<  0.001

Hemoglobin

0.47 (0.29–0.76)

0.002

RDW

2.01 (1.33–3.04)

0.001

ALP

1.02 (1.00–1.03)

0.008

Albumin

0.09 (0.02–0.35)

0.001

hsCRP

1.02 (1.00–1.04)

0.046