Table 3.
CT findings in different regions of the case and control groups
| Variables | Group | Group difference (95% CI) | p | |
|---|---|---|---|---|
| Case (n = 12) | Control (n = 12) | |||
| Interevertebral discs | ||||
| HUmax | 651.13 ± 100.20 | 606.85 ± 155.77 | 44.28 (−67.54 to 156.11) | 0.4 |
| HUmean | 121.72 ± 13.50 | 117.58 ± 10.13 | 4.15 (−6.6 to 14.89) | 0.41 |
| HUtotal | 3165.69 ± 1181.62 | 3339.46 ± 922.39 | −173.77 (−190.39 to 562.85) | 0.61 |
| Facet joints | ||||
| HUmax | 1220.69 ± 65.24 | 1248.34 ± 51.10 | −27.66 (−70.74 to 15.43) | 0.18 |
| HUmean | 536.28 ± 114.54 | 498.93 ± 79.76 | 37.36 (−27.2 to 101.91) | 0.23 |
| HUtotal | 21926.61 ± 5984.90 | 22191.24 ± 6600.23 | −264.63 (−5397.5 to 4868.24) | 0.91 |
| Lumbar vertebral bodies | ||||
| HUmax | 1039.48 ± 109.10 | 1026.57 ± 90.90 | 12.9 (−77.67 to 103.47) | 0.76 |
| HUmean | 238.84 ± 56.93 | 235.39 ± 33.95 | 3.45 (−26.57 to 33.47) | 0.8 |
| HUtotal | 50974.52 ± 14722.54 | 49505.45 ± 10925.34 | 1469.07(−6255.32 to 9193.47) | 0.68 |
Abbreviations: CI, confidence interval; CT, computed tomography; HU, Hounsfield unit.