Table 6.

F‐values comparing initial and trial groups' error in setup.

	Baseline Adjusted Using Image Guidance				Baseline Set From First Fraction
Site	${\mathit{f}}_{\mathit{vertical}}$	${\mathit{f}}_{\mathit{long}}$	${\mathit{f}}_{\mathit{lat}}$	${\mathit{f}}_{\mathit{threshold}}$	${\mathit{f}}_{\mathit{vertical}}$	${\mathit{f}}_{\mathit{long}}$	${\mathit{f}}_{\mathit{lat}}$	${\mathit{f}}_{\mathit{threshold}}$
Lung	1.90	1.66	1.43	1.23	2.22	1.29	1.38	1.23
H&N	6.79	2.35	5.90	1.19	4.74	3.26	7.73	1.19
Breast	1.26	1.12	2.07	1.27	1.12	1.45	2.00	1.27
Pelvis	1.76	1.56	1.29	1.30	2.24	2.62	2.00	1.29
Abdomen	1.28	2.56	3.41	1.29	1.60	1.04	1.57	1.29