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Table 1 Clinicopathologic characteristics of patients with Squamous cell carcinoma included in the study

From: Low p27kip1 expression in head and neck squamous cell carcinoma: association with risk factors and adverse outcomes

  Frequency %
Age(years)
Mean ± SD 50.95 ± 12.35  
Groups
  ≤ 30 years 6 5.7
 31–50 years 51 48.6
  > 50 years 48 45.7
Tumor Size (cm)
 Mean ± SD 3.27 ± 1.80  
 Groups   
  T1(≤2 cm) 27 25.7
  T2(2.1–4.0 cm) 53 50.5
  T3(> 4 cm) 25 23.8
Tumor Depth (cm)
 Mean ± SD 1.14 ± 0.74  
 Groups   
   < 2 cm 89 84.8
   ≥ 2 cm 16 15.2
Disease Free Survival (months) 26.66 ± 25.31  
History of Pan/gutka
 Pan/gutka Duration (years) 15.45 ± 8.70  
History of pan
 Yes 81 77.1
 No 24 22.9
Gender
 Male 79 75.2
 Female 26 24.8
Site
 Oral cavity 72 68.6
 Lip 4 3.8
 Tongue 24 22.9
 Soft Palate 5 4.8
Nodal Stage
 N0 54 51.4
 N1 15 14.3
 N2b 34 32.4
 N2c 1 1
 N3 1 1
Extranodal extention
 Present 29 27.6
 Not Present 76 72.4
Histological Subtypes
 Non-keratinizing 17 16.2
 Keratinizing 59 56.2
 Keratinizing with maturation 29 27.6
Histological Grade
 Grade I 25 23.8
 Grade II 70 66.7
 Grade III 10 9.5
Lymhovascular Invasion
 Present 0 0
 Not Present 105 100
Perineural Invasion
 Present 16 15.2
 Not Present 89 84.8
Recurrence
 Yes 55 52.4
 No 50 47.6
p27kip1 expression
 Low Expression 39 37.1
 High Expression 66 62.9