Journal of Orthopaedic Surgery and Research

Table 3 Summary voxel count, bone fraction, and gap distance for each trajectory (mean ± standard deviation)

From: Comparative analysis of the lateral and posterolateral trajectories for fixation of the sacroiliac joint—a cadaveric study

	Ilium				Sacrum				Joint gap distance (mm)
Trajectory	Cortical voxels	Cancellous voxels	Total voxels	Bone fraction	Cortical voxels	Cancellous voxels	Total voxels	Bone fraction	Joint gap distance (mm)
PL1	296 ± 393	2926 ± 1301	12415 ± 1843	0.25 ± 0.11	23 ± 39	923 ± 401	5838 ± 1165	0.16 ± 0.07	6.53 ± 0.69
PL2	109 ± 138	2436 ± 774	10778 ± 2713	0.24 ± 0.06	53 ± 62	1276 ± 418	7165 ± 1725	0.19 ± 0.07	3.79 ± 0.49
Top	767 ± 340	2314 ± 485	7801 ± 1554	0.40 ± 0.10	103 ± 129	1818 ± 545	15415 ± 1805	0.12 ± 0.03	1.50 ± 0.29
Middle	977 ± 278	3075 ± 809	10072 ± 1212	0.41 ± 0.11	44 ± 52	1132 ± 401	5998 ± 1360	0.20 ± 0.07	1.21 ± 0.21
Bottom	766 ± 353	2512 ± 753	8042 ± 1260	0.41 ± 0.10	44 ± 54	1069 ± 283	9040 ± 1761	0.12 ± 0.03	1.63 ± 0.31

See Table 1 for trajectory descriptions

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ISSN: 1749-799X

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