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Table 2 HPV detection in fresh tissue versus paraffin block: single/multiple/HPVX types

From: Comparison of human papillomavirus detection between freshly frozen tissue and paraffin embedded tissue of invasive cervical cancer

HPV detection Fresh tissue Paraffin block
  Number of cases % 95% CIb Number of cases % 95% CIb
Cases HPV analyzed 171 100   171 100  
HPV negative 17 9.9 (5.9-15.4) 19 11.1 (6.8-16.8)
HPV positive 154 90.1 (84.6-94.1) 152 88.9 (83.2-93.2)
Single HPV typesa 143 92.9 (87.6-96.4) 144 94.7 (89.9-97.7)
Multiple HPV typesa 11 7.1 (3.6-12.4) 7 4.6 (1.9-9.3)
HPV X - unknowna 0 0.0 (0.0-2.4) 1 0.7 (0.0-3.6)
  1. CI, Confidence Interval;
  2. a Number of single/multiple/X among HPV positive cases;
  3. b For all comparisons: p-value > 0.05