Table 3.
Univariate analysis of prognostic factors (significant bolded).
Prognostic factors | 5-Year LRFS% | 5-Year DFS% | 5-Year OS% |
---|---|---|---|
Total group | 18 | 15 | 17 |
Sex | P = 0.02 | P = 0.04 | |
Female | 29 | 24 | 32 |
Male | 9 | 9 | 7 |
Age | |||
>56 year | 31 | 22 | 8 |
≤56 year | 9 | 9 | 26 |
Histological subtype | P = 0.04 | ||
Ca planoepitheliale | 11 | 11 | 9 |
Adenoid cystic carcinoma | 33 | 33 | 80 |
Adenocarcinoma | 0 | 0 | 17 |
Nondifferentiated | NA | NA | 0 |
Small cell carcinoma | 0 | 0 | 0 |
Ca solidum | NA | 50 | 33 |
Others, unknown | 0 | 0 | 0 |
Localisation | |||
1/3 upper | 0 | 0 | 12.5 |
1/3 middle | 0 | 0 | 29 |
1/3 lower | 24 | 24 | 16 |
Not applicable | NA | NA | 0 |
Localisation | |||
Anterior wall | 25 | 25 | 14 |
Posterior wall | 0 | 0 | 22 |
Lateral wall | 25 | 25 | 9 |
Circumferential | 0 | 0 | 0 |
Not applicable | 19 | 17 | 19 |
Year of start of treatment | P = 0.04 | ||
1962–1988 | 13 | 11 | 12 |
1989–2006 | 23 | 18 | 20 |
Type of treatment | P = 0.005 | ||
Surgery followed by radiotherapy | 0 | 0 | 66 |
Radiotherapy alone | 21 | 18 | 16 |
Chemoradiotherapy | NA | NA | 0 |
Symptomatic treatment | NA | NA | 0 |
Stage | P = 0.04 | ||
I | NA | NA | 60 |
II | 10 | 9 | 14 |
IIIA | 29 | 14 | 12 |
IIIB | NA | NA | 0 |
IV | NA | NA | 0 |
Radiotherapy | P = 0.01 | ||
Without radiotherapy | 0 | 0 | 0 |
Pallative | 0 | 0 | 0 |
Radical | 21 | 18 | 31 |
Performance status (Karnofsky) | P = 0.002 | ||
<80 | 19 | 9 | 3 |
≥80 | 21 | 21 | 47 |
NA – not applicable.