Comprehensive Evaluation of Personal, Clinical, and Radiation Dosimetric Parameters for Acute Skin Reaction during Whole Breast Radiotherapy

Table 4

Pearson’s correlation analyses for skin toxicity.

	Axilla		Inferior fold
		value		value
Age (years)	0.057	0.530	0.120	0.181
Body mass index (kg/m^2)	0.301	0.001	0.252	0.005
Breast height (cm)	0.414	<0.001	0.375	<0.001
Breast separation (cm)	0.272	0.002	0.215	0.016
(%)^†	0.404	<0.001	0.381	<0.001
Calculated dose on self-area/prescribed dose (%)	0.319	<0.001	0.110	0.220
Calculated dose on inner half/prescribed dose (%)	0.114	0.205	0.160	0.074
-field size (cm)	0.130	0.173	0.105	0.242
Distance from humerus head to upper border (cm)	0.135	0.142	0.037	0.691
Ratio of lateral to medial separation on upper border	0.008	0.923	0.000	0.998
Length of axilla bulging (cm)	0.011	0.907	0.040	0.658

: a covered volume by the % of prescribed dose; parameter with ; parameter with .