Table 2: Test of normality-DIBH by sub-group variables.
Characteristic Shapiro-Wilk
Sub-group Statistic df Statistic
DIBH Ipsilat Lung max (cm) ABC
VBH		 .892
.654		 10
10		 .197
<.001
DIBH Ipsilat Lung V20 ABC
VBH		 .947
.612		 10
10		 .635
<.001
DIBH lung V20 ABC
VBH		 .953
.624		 10
10		 .699
<.001
DIBH Heart V25 ABC
VBH		 .784
.916		 10
10		 .009
.328
DIBH Heart (Gy) ABC
VBH		 .906
.895		 10
10		 .253
.194
DIBH Contralat Breast V3 ABC
VBH		 .366
.477		 10
10		 <.001
<.001
DIBH LAD mean (Gy) ABC
VBH		 .750
.893		 10
10		 <.001
.335