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Table 1 Baseline variables of SNUC patients in Alberta

From: Sinonasal Undifferentiated Carcinoma (SNUC): the Alberta experience and literature review

Variable   Total Number (%)
Patients 20
Males   16 (80)
Females   4 (20)
Mean age at diagnosis, years (range)   53.9 (35–85)
Mean follow-up time, months   21
Stage at presentation Stage IV 17 (85)
  Stage III 2 (10)
  Stage II 1 (5)
Tumor origin site Sinonasal – not otherwise specified 7 (35)
  Nasal cavity 4 (20)
  Maxillary sinus 4 (20)
  Ethmoid sinus 5 (25)