Lumbar Disc Space Height and Neural Foraminal Dimensions
Author Information
Author(s): David Shin, Ethan Vyhmeister, Daniel Im, Andrew Fay, Owen Faehner, Andrew Cabrera, Alexander Bouterse, Lauren Seo, Derran Bedward, Mei Carter, Davis Carter, Jacob Razzouk, Omar Ramos, Nathaniel Wycliffe, Wayne Cheng, Olumide Danisa
Primary Institution: Loma Linda University
Hypothesis
The study investigates the relationship between lumbar disc space height and neural foraminal dimensions using CT imaging, considering patient demographics.
Conclusion
The study found that lumbar disc space height increases from L1 to L5, while neural foraminal dimensions are not strongly associated with disc height.
Supporting Evidence
- Mean anterior, middle, and posterior disc space heights were measured at 7.98 mm, 8.16 mm, and 4.09 mm respectively.
- Disc space height increases from L1 to L5, while foraminal dimensions show a unimodal distribution.
- Male patients had larger disc space heights compared to female patients.
- Asian patients demonstrated taller disc space heights across all levels compared to other ethnic groups.
Takeaway
This study looked at how tall the spaces between the bones in your lower back are and how that relates to the openings where nerves go through. They found that the spaces get taller as you go down your back, but the size of the openings doesn't really change much with the height of those spaces.
Methodology
CT imaging was analyzed for 700 patients (350 male, 350 female) to measure disc space height and foraminal dimensions, accounting for demographic factors.
Potential Biases
Potential measurement errors due to subjectivity in reviewer measurements.
Limitations
The study's findings may not be generalizable due to its single-institution design and the exclusion of patients with spinal pathology.
Participant Demographics
Participants were aged 18-35, with 42.43% Hispanic, 37.29% Caucasian, 10.00% African-American, 8.57% Asian, and 1.57% other.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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