The Treatment Outcome and Radiation-Induced Toxicity for Patients with Head and Neck Carcinoma in the IMRT Era: A Systematic Review with Dosimetric and Clinical Parameters

Table 3

Synoptic table with ranges of treatment outcome and toxicity between IMRT versus conventional techniques.

RT	Treatment outcome
	RC	LC	LRC	DMFS	DFS	OS
IMRT	85%–98%	78%–100%	70%–100%	57%–100%	57%–97.3%	63%–100%
2DRT-3DCRT	95%*	78%–85%	71%–93%	76.7%–98%	66%–91%	61%–95%
	Acute toxicity			Late toxicity
	Mucositis	Xerostomia		Mucositis	Xerostomia
IMRT	32%–100%	4.7%–75%		22%–79%	2.3%–69%
2DRT-3DCRT	44%–94%	65%–91%		12%*	12%–82%

∗Available data from one study only.