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Table 2 Comparison of SS – EAC measurements to previous studies

From: Morphological analysis of sigmoid sinus anatomy: clinical applications to neurotological surgery

Study Method Mean ± SD (mm) Sample Size Range (mm)
Van Osch et al. (2017) 3D models from μCT (154 μm) 13.7 ± 3.4 (Dominant SS)
15.3 ± 2.7 (Non-dominant SS)
19
19
6.6–17.7
11.1–20.6
Inal et al. (2015) CT (1.5 mm) 14.0 ± 1.2 (High JB)
16.5 ± 2.1 (Low JB)
14
13
N/A
de Melo et al. (2014) CT (1 mm) 16.1 (Medially displaced SS)
11.1 (Laterally displaced SS)
5
5
15.1–17.9
8.8–13.5
Rajati et al. (2013) Cadaveric 14.5 ± 2.9 15 N/A
Wu et al. (2010) 16-layer helix CT 13.0 ± 2.7 238 N/A
Dai et al. (2007) CT (2 mm & 0.75 mm) 13.9 ± 2.9 (Right SS)
14.5 ± 3.2 (Left SS)
58
58
N/A