Is it possible for knowledge-based planning to improve intensity modulated radiation therapy plan quality for planners with different planning experiences in left-sided breast cancer patients?

Table 1 The detailed statistical analysis of the PTV coverage and CN for the entire evaluation group divided per planner

Planner	Plan	PTV_boost			PTV_elective
Planner	Plan	D_98% (Gy)	D_2% (Gy)	CN	D_98% (Gy)	D_2% (Gy)	CN
Beginner planner A	Manual plan	59.54	63.77	0.70	45.39	57.69	0.65
	KBP plan	59.45	63.95	0.72	45.37	57.86	0.66
	p value	0.06	0.20	0.07	0.79	0.39	0.38
Beginner planner B	Manual plan	59.43	63.79	0.73	45.81	57.75	0.65
	KBP plan	59.38	64.16	0.73	45.66	57.35	0.70
	p value	0.52	0.13	0.38	0.40	0.33	0.05
Junior planner A	Manual plan	59.35	65.24	0.74	45.15	56.88	0.69
	KBP plan	59.19	65.34	0.73	45.09	56.85	0.68
	p value	0.24	0.82	0.14	0.72	0.91	0.20
Junior planner B	Manual plan	59.53	63.63	0.74	44.95	58	0.69
	KBP plan	59.33	63.53	0.73	44.55	58.39	0.69
	p value	0.17	0.55	0.44	0.05	0.16	0.88
Senior planner A	Manual plan	59.43	64.57	0.77	45.85	57.4	0.68
	KBP plan	59.44	64.91	0.75	45.91	58.12	0.69
	p value	0.86	0.07	0.06	0.76	0.11	0.17
Senior planner B	Manual plan	59.42	64.85	0.72	45.92	57.18	0.70
	KBP plan	59.43	64.06	0.74	46.14	57.94	0.70
	p value	0.93	0.08	0.23	0.08	0.05	0.37

ISSN: 1748-717X