Table 2.

Comparative analysis of dose parameter differences (%) between two verification systems (Mean ± SD)

Anatomical Site	Structure	ArcherQA	AccuCheck	t-value	p-value	Cohen’s d
Cranial	PTV	3.20 ± 0.95	0.13 ± 0.75	22.631	< 0.001	4.619
	Brainstem	2.99 ± 3.22	6.80 ± 6.93	-2.509	0.020	0.512
	Len-L	-7.38 ± 5.69	17.45 ± 8.97	-16.362	< 0.001	3.340
	Len-R	-7.88 ± 7.30	14.42 ± 7.79	-9.919	< 0.001	2.025
Thorax	PTV	0.90 ± 0.86	-1.62 ± 0.75	24.108	< 0.001	5.027
	Heart	-3.79 ± 2.88	1.71 ± 1.46	-7.929	< 0.001	1.653
	Lung-L	-2.17 ± 2.35	0.06 ± 0.16	-4.645	< 0.001	0.969
Abdomen	PTV	0.88 ± 0.24	-1.18 ± 0.37	32.017	< 0.001	4.883
	Small intestine	-0.61 ± 2.27	-2.20 ± 1.72	4.285	< 0.001	0.654
	Rectum	0.72 ± 0.90	-2.17 ± 9.68	1.928	0.061	0.294
	Bladder	0.98 ± 1.00	-0.53 ± 1.54	6.847	< 0.001	1.044