From: Anatomical variation of the sacroiliac joints: an MRI study with synthetic CT images
Sex | Age | BMI | |
---|---|---|---|
OR [95% CI]; p value | OR [95% CI]; p value | OR [95% CI]; p value | |
No variant | 1.73 [0.87–3.38]; p = 0.11 | 0.99 [0.96–1.02]; p = 0.64 | 0.98 [0.91–1.06]; p = 0.64 |
Bipartite iliac bony plate | 0.14 [0.06–0.31]; p < 0.001 | 0.99 [0.96–1.02]; p = 0.419 | 0.95 [0.89–1.01]; p = 0.13 |
Accessory joint | 0.51 [0.22–1.17]; p = 0.11 | 1.02 [0.98–1.05]; p = 0.41 | 1.01 [0.94–1.09]; p = 0.82 |
Iliosacral complex | 2.53 [1.38–4.64]; p = 0.003 | 1.02 [1–1.05]; p = 0.103 | 1.07 [1.00–1.14]; p = 0.04 |
Semicircular defect | 0.67 [0.23–1.94]; p = 0.46 | 0.95 [0.91–0.99]; p = 0.01 | 1.02 [0.93–1.11]; p = 0.74 |
Crescent iliac bony plate | 0.79 [0.42–1.47]; p = 0.45 | 0.98 [0.95–1.01]; p = 0.22 | 0.93 [0.87–0.99]; p = 0.03 |
Isolated synostosis | 3.4 [0.56–20.63]; p = 0.18 | 1.11 [1.03–1.2]; p = 0.006 | 0.92 [0.78–1.09]; p = 0.33 |
Unfused ossification center | 3.34 [0.21–53.8]; p = 0.4 | 0.86 [0.76–0.98]; p = 0.02 | 0.95 [0.77–1.17]; p = 0.61 |
Dysmorphic posterior part | 0.22 [0.81–0.61]; p = 0.003 | 1.01 [0.98–1.04]; p = 0.49 | 1.03 [0.94–1.13]; p = 0.51 |
Extra SIJ facet superiorly | * | 0.88 [0.86–0.9]; p < 0.001 | 1.18 [1.11–1.25]; p < 0.001 |