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Table 1 Clinical information of patients with head and neck squamous cell carcinoma.

From: Functional microarray analysis suggests repressed cell-cell signaling and cell survival-related modules inhibit progression of head and neck squamous cell carcinoma

  pN+ pN0 Recurrent* Non-recurrent*
Samples 61 20 20 27
Oral cavity (%, n) 55.7 (34) 65.0 (13) 50.0 (10) 44.4 (12)
Oropharynx (%, n) 44.3 (27) 35.0 (7) 35.0 (7) 40.7 (11)
Hypopharynx (%, n) 0 0 5.0 (1) 7.4 (2)
Larynx (%, n) 0 0 10.0 (2) 7.4 (2)
Age (mean in years**) 56.9 (23-85) 61.2 (35-88) 57.2 (39-74) 55.5 (23-78)
Male gender (%, n) 82.0 (50) 80.0 (16) 90.0 (18) 74.1 (20)
Smoking (%, n) 83.6 (51) 70.0 (14) 95.0 (19) 74.1 (20)
Alcohol (%, n) 67.2 (41) 50.0 (10) 80.0 (16) 63.0 (17)
pT3-4 (%, n) 73.8 (45) 50.0 (10) 80.0 (16) 59.3 (16)
Follow-up (years**) 0 - 9.03 0,01 - 7,80 0.37 - 3.47 2.41 - 9.03
Locoregional recurrence or 44.3 (27) 25.0 (5)   
distant metastasis (%, n)     
  1. Note: *All patients were submitted to surgery and neck dissection, presented pathologic positive lymph node status, and were treated with adjuvant radiotherapy. Recurrence was considered as locoregional and/or distant metastasis after treatment (biopsy proven or by imaging). **minimum - maximum