Table 3 Prognostic factors for locoregional control in patients with primary parotid squamous cell carcinoma
Univariate analysis | Cox model | ||
|---|---|---|---|
Log rank test | HR[95%CI] | p | |
Age (< 67 vs ≥67) | 0.541 | ||
Sex (Male vs female) | 0.194 | ||
Tumor stage (T1 + T2 vs T3 + T4) | 0.188 | ||
Node stage (N0 vs N+) | 0.097 | ||
Disease stage (I + II vs III + IV) | 0.008 | 4.122[1.578–16.142] | < 0.001 |
Surgery (TP vs SP)a | 0.333 | ||
Perineural invasion | 0.256 | ||
Lymphovascular invasion | 0.142 | ||
Intraparotid node metastasis | 0.027 | 2.347[1.279–5.612] | 0.007 |
Margin status | 0.679 | ||
Adjuvant radiotherapy | 0.147 | ||
Adjuvant chemotherapy | 0.633 | ||
Extracapsular spread | 0.014 | 3.841[0.946–8.445] | 0.067 |