[Retracted] Construction of Prediction Model of Radiotherapy Set-Up Errors in Patients with Lung Cancer

Table 4

Set-up errors and emission boundary of patients with lung cancer.

Coordinate direction	Cases	Set-up times	∑	σ	Emission boundary
Vrt	50	550	0.107	21.84	1.7963
Lng	50	550	0.052	28.82	2.3749
Lat	50	550	-0.216	16.38	0.6066