Table 3.

Dosimetric Comparisons of Target Coverage for FB Versus DIBH Plans and DIBH Versus Verification Plans for Breast and CW Patients.

	DIBH	FB	P (DIBH Versus FB)	Verification	P (DIBH Versus Verification)
Breast group
CTV D98%, Gy	48.1	48.2	.916	27.9	.005
Std	1.9	1.0	–	15.5	–
CTV D2%, Gy	54.3	54.5	.586	54.6	.856
Std	1.0	1.0	–	2.7	–
CTV D95%, Gy	50.00	50.00	0.99	37.8	.026
Std	0.00	0.00	–	12.8	–
CW group
CTV D98%, Gy	40.5	42.9	.303	32.2	.035
Std	4.6	4.6	–	9.0	–
CTV D2%, Gy	54.0	53.8	.837	71.6	.732
Std	4.6	4.4	–	11.5	–
CTV D95%, Gy	44.8	45.2	.751	42.4	.324
Std	2.4	3.0	–	6.0	–
Nodes D98%, Gy	41.6	39.5	.743	35.3	.290
Std	6.7	15.4	–	16.2	–
Nodes D2%, Gy	51.7	54.4	.973	51.7	.313
Std	2.2	2.4	–	6.5	–
Nodes D95%, Gy	45.0	46.0	.516	44.5	.846
Std	3.5	2.5	–	5.5	–

Abbreviations: CTV, clinical target volume; CW, chest wall; DIBH, deep inspiration breath-hold; FB, free breathing; Std, standard deviation.