TCF12 and Saethre-Chotzen syndrome: The maxillary and mandibular AL in the Saethre-Chotzen syndrome or the TCF12-related craniosynostosis was statistically significantly smaller than those of the control group (β = − 28.66, 95% CI − 31.88, − 25.43; β = − 25.25, 95% CI − 28.35, − 22.15, respectively) (Table 2).