High sacral slope, lumbar lordosis, and sacral slope-to-pelvic incidence ratio are associated with new bone formation in ankylosing spondylitis
2024

Pelvic Parameters and Bone Formation in Ankylosing Spondylitis

Sample size: 104 publication Evidence: moderate

Author Information

Author(s): AKSOY Aysun, GÜNDOĞMUŞ Cemal Aydın, KESİMER Mehmet Deniz, NAS Kemal, DUMAN İkram Eda, EKİNCİ Gazanfer, BEZER Murat, ATAGÜNDÜZ Pamir

Primary Institution: Marmara University

Hypothesis

This study aimed to analyze the properties of pelvic parameters in AS patients with and without syndesmophyte formation in the spine after 15 years of disease duration.

Conclusion

The sacral slope was significantly higher in patients with syndesmophytes, which in turn resulted in increased lumbar lordosis.

Supporting Evidence

  • The mean disease duration was 14.5 years.
  • 60% of the AS patients were male.
  • The mean pelvic incidence of AS patients was not significantly different between groups.
  • The sacral slope was higher in patients with lumbar syndesmophytes.

Takeaway

This study found that the shape of the spine can affect how much new bone forms in people with ankylosing spondylitis, which is a type of arthritis.

Methodology

Whole-spine radiographs and clinical data of 104 AS patients were analyzed according to radiographic damage in the spine.

Limitations

The study was cross-sectional and did not have initial values for spinopelvic parameters or prospective follow-up data.

Participant Demographics

The mean age was 39.9 years, with 60% male participants.

Statistical Information

P-Value

p < 0.005

Statistical Significance

p<0.005

Digital Object Identifier (DOI)

10.55730/1300-0144.5915

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