Skip to main content

Advertisement

Springer Nature is making SARS-CoV-2 and COVID-19 research free. View research | View latest news | Sign up for updates

Table 2 Prevalence of each type of spinal ligament ossification

From: Epidemiology of ossification of the spinal ligaments and associated factors in the Chinese population: a cross-sectional study of 2000 consecutive individuals

  Total Prevalence (%)
Men Women P
C-OPLL 4.10 [3.23–4.97] 4.12 [3.05–5.19] 4.06 [2.56–5.56] 0.949
T-OPLL 2.25 [1.60–2.90] 1.57 [0.90–2.24] 3.61 [2.19–5.03] 0.004
L-OPLL 0.80 [0.41–1.19] 0.75 [0.29–1.21] 0.90 [0.18–1.62] 0.717
C-OLF 0.25 [0.03–0.47] 0.22 [0–0.48] 0.30 [0–0.72] 1.000
T-OLF 37.65 [35.52–39.78] 36.10 [33.53–38.68] 40.75 [37.01–44.50] 0.043
L-OLF 1.45 [0.93–1.97] 1.04 [0.50–1.60] 2.26 [1.12–3.39] 0.033
C-OALL 6.60 [5.51–7.69] 7.86 [6.42–9.31] 4.06 [2.56–5.56] 0.001
T-OALL 19.15 [17.42–20.88] 22.17 [19.94–24.40] 13.08 [10.51–15.65] < 0.001
L-OALL 1.95 [1.34–2.56] 2.47 [1.64–3.31] 0.90 [0.18–1.62] 0.017
ONL 31.50 [29.46–33.54] 38.58 [35.96–41.19] 17.29 [14.41–20.18] < 0.001
DISH 3.85 [3.01–4.69] 4.87 [3.71–6.02] 1.80 [0.79–2.82] 0.001
  1. []: 95% confidence interval
  2. C cervical, T thoracic, L lumbar, OPLL ossification of the posterior longitudinal ligament, OLF, ossification of the ligamentum flavum, OALL ossification of the anterior longitudinal ligament, ONL ossification of the nuchal ligament, DISH diffuse idiopathic skeletal hyperostosis