TABLE 3.

Mean Dice Scores From Leave-Study-Out Validations When Tested on Each Excluded Batch (Along With One Standard Deviation): Study 1 (n = 31), Study 2 (n = 35), Study 3 (n = 64), and Study 4 (n = 76)

Mean (Standard Deviation) Dice Scores from Leave-Study-Out Validations
Structure	Model Trained With Study 1 Excluded	Model Trained With Study 2 Excluded	Model Trained With Study 3 Excluded	Model Trained With Study 4 Excluded
Mandible	0.79 (0.06)	0.81 (0.04)	0.82 (0.07)	0.82 (0.07)
Retropalatal airway	0.63 (0.10)	0.61 (0.10)	0.63 (0.14)	0.66 (0.12)
Retroglossal airway	0.74 (0.08)	0.74 (0.07)	0.73 (0.10)	0.74 (0.09)
Soft palate	0.66 (0.09)	0.65 (0.09)	0.69 (0.13)	0.67 (0.15)
Tongue	0.89 (0.02)	0.88 (0.03)	0.89 (0.04)	0.89 (0.04)
Other tongue	0.69 (0.07)	0.72 (0.06)	0.69 (0.11)	0.64 (0.13)
Epiglottis	0.60 (0.12)	0.66 (0.09)	0.61 (0.12)	0.56 (0.12)
Fat pads	0.58 (0.07)	0.59 (0.08)	0.56 (0.14)	0.58 (0.12)
Retropalatal lateral walls	0.70 (0.07)	0.71 (0.07)	0.72 (0.09)	0.72 (0.10)
Retroglossal lateral walls	0.71 (0.07)	0.70 (0.06)	0.70 (0.10)	0.70 (0.10)
Overall	0.70 (0.07)	0.71 (0.07)	0.70 (0.10)	0.70 (0.10)