[Retracted] Research on Improving Radiotherapy Accuracy Based on Image-Guided Radiotherapy

Table 6

Comparison of survival time (month, ‾x ± s).

Group	Progression-free survival time	Total survival time
Conventional radiotherapy group (n = 46)	7.83 ± 1.64	14.85 ± 1.58
CBCT group (n = 46)	9.26 ± 1.37	20.28 ± 2.04
t	−4.535	−14.273
	＜0.001	＜0.001