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Table 1 Characteristics of patients

From: Prognostic assessment of hypoxia and metabolic markers in cervical cancer using automated digital image analysis of immunohistochemistry

Variable Frequency %
Age 43.8a  
Diagnostic category   
  Low grade CIN 65 14.1
  High grade CIN 144 31.2
  CIS 74 16.0
  Cervical cancer 179 38.7
FIGO stage   
  I 123 68.7
  II 51 28.5
  IV 5 2.8
Tumor differentiation b   
  Well 2 1.2
  Moderate 125 73.1
  Poor 44 25.7
Cell type   
  Squamous cell carcinoma 144 80.4
  Adenocarcinoma 19 10.6
  Adenosquamous 8 4.5
  Others 8 4.5
Tumor size   
  < 4 cm 130 72.6
  ≥ 4 cm 49 27.4
Lymphovascular invasion c   
  Negative 93 57.1
  Positive 70 42.9
Lymph node metastasis d   
  Negative 124 75.2
  Positive 41 24.8
  1. CIN, cervical intraepithelial neoplasia; CIS, carcinoma in situ; FIGO, International Federation of Gynecology and Obstetrics; amean value, bcalculated only 171 cases with available information of growth pattern, ccalculated only 163 cases with available information of examined lymphovascular invasion, dcalculated only 165 cases with available information of examined lymph node.