. Author manuscript; available in PMC: 2013 Oct 1.

Published in final edited form as: Int J Radiat Oncol Biol Phys. 2012 May 12;84(2):e245–e249. doi: 10.1016/j.ijrobp.2012.03.031

Table 2. Fractional overlap differences between contouring sessions.

Structure	Mean	Std Dev	Range
Ipsilateral parotid	0.8	0.07	0.6-0.8
Contralateral parotid	0.8	0.04	0.7-0.9
Ipsilateral submandibular	0.8	0.04	0.7-0.9
Contralateral submandibular	0.8	0.04	0.7-0.9
Pharyngeal constrictors	0.5	0.07	0.4-0.6
Larynx	0.8	0.1	0.6-0.9
Glottis	0.7	0.2	0.4-0.9
Cord	0.7	0.05	0.6-0.8
Esophagus	0.7	0.1	0.5-0.9
Mean	0.7	0.08
Std Dev	0.1	0.05