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Table 1 Cytological and histological diagnosis of cervical scrapes and biopsies stratified by HPV status

From: Prevalence of “unclassified” HPV genotypes among women with abnormal cytology

  Cases
n (%)
HPV positive
n (%)
HPV negative
n (%)
Cytology 337 230 (68.3) 107 (31.8)
 NILM* 96 (28.5) 35 (15.2) 61 (57.0)
 LSIL* 226 (67.1) 181 (78.7) 45 (42.1)
 HSIL* 15 (4.5) 14 (6.1) 1 (0.9)
Histologya 224 161 (71.9) 63 (28.1)
 NILM* 82 (36.6) 54 (65.8) 28 (34.2)
 CIN1* 129 (57.6) 95 (73.6) 34 (26.4)
 CIN2/CIN3* 13 (5.8) 12 (92.3) 1 (7.7)
  1. *NILM negative for intraepithelial lesions or malignancy, LSIL low grade SIL; HSIL high grade SIL; CIN1, 2 and 3 cervical intraepithelial neoplasia grade 1, 2 or 3
  2. aThe HPV status of each histological biopsy has been determined on the corresponding cytological sample