Research Article

A Clinical Prospective Observational Cohort Study on the Prevalence and Primary Diagnostic Accuracy of Occult Vertebral Fractures in Aged Women with Acute Lower Back Pain Using Magnetic Resonance Imaging

Figure 2

Onset of LBP. Apparent injury cases amounted to 47.1% (a + b), while no cause and light loading cases amounted to 52.9% (c + d + e).