Group 1 | Group 2 | P | |
---|---|---|---|
Sex (n) | |||
-Female | 22 | 9 | 0.03 |
-Male | 21 | 23 | |
Age at SBRT (years) | |||
-Minimum and maximum | 19-87 | 15-83 | >0.05 |
-Median | 53 | 57 | |
SBRT site (n) | |||
-Nasopharynx | 19 | 15 | >0.05 |
-Oral cavity | 8 | 4 | |
-Paranasal | 8 | 3 | |
-Larynx | 4 | 8 | |
-Hypopharynx | 4 | 2 | |
Dose of primary radiation (Gy) | |||
-Minimum and maximum | 30-77.4 | 38-78 | >0.05 |
-Median | 65 | 64 | |
Time between primary radiation treatment and SBRT (months) | |||
-Minimum and maximum | 9-232 | 10-300 | >0.05 |
-Median | 35 | 36 |