Table 1.

Patient characteristics

Patient	Age	Sex	Site	Location	Modified Kadish stage	Dulgerov stage	CTV volume (ml)	PTV volume (ml)
1	20 years	Male	NC	Right	C	T4	40.16	56.74
2	37 years	Female	NC	Right	C	T4	81.20	113.36
3	33 years	Female	NC	Left	C	T2	85.20	112.97
4	52 years	Female	NC	Left	C	T3	71.03	104.44
5	46 years	Female	NC	Left	C	T4	74.27	104.33
6	62 years	Female	NC	Left	C	T3	75.30	100.00
7	80 years	Male	NC	Right	C	T3	260.31	314.28
8	87 years	Female	NC	Left	C	T4	74.27	102.18
9	49 years	Female	NC	Right	C	T4	106.24	141.22
10	35 years	Male	NC	Right	C	T4	105.35	151.10
11	72 years	Male	NC	Right	C	T3	95.22	123.07
12	56 years	Male	NC	Right	C	T4	86.32	112.06

NC = nasal cavity; CTV = clinical target volume; PTV = planning target volume.