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Table 1 hrHPV type-specific prevalence and cytological evaluation in cases and controls

From: Methylation estimates the risk of precancer in HPV-infected women with discrepant results between cytology and HPV16/18 genotyping

 

Controls (NEG/CIN1)

n = 237

Cases (CIN2+)

n = 79

  
 

Number

Percent

Number

Percent

p value^

OR (95% CI)

hrHPV positivity*

 HPV 16+

111

46.8

48

60.8

0.038

1.8 (1.05–2.94)

 HPV 33+

8

3.4

3

3.8

1.000

1.1 (0.32–4.04)

 HPV 31+

28

11.8

10

12.7

0.843

1.1 (0.51–2.31)

 HPV 18+

47

19.8

1

1.3

0.000

0.1 (0.0–0.30)

 Other hrHPV+**

43

18.1

17

21.5

0.511

1.0 (0.60–1.67)

Cytological evaluation

 Normal

148

62.5

34

43.0

0.004

0.5 (0.27–0.76)

 ASCUS+

89

38.0

45

57.0

0.004

2.2 (1.32–3.68)

 LSIL+

74

31.2

41

51.9

0.001

2.4 (1.42–3.99)

 HSIL+

10

4.2

22

27.9

0.000

8.8 (3.98–19.3)

HPV and cytology

 

 HPV16/18+ and ASCUS+a

24

10.3

16

20.3

0.030

2.3 (1.14–4.47)

 HPV16/18+ and LSIL+b

17

7.2

14

17.7

0.014

2.8 (1.32–5.89)

 HPV16/18+ and HSIL+c

5

2.1

5

6.3

0.128

3.1 (0.94–10.4)

 HPV16/18+ and normald

148

62.5

34

43.0

0.004

0.5 (0.27–0.76)

 HPV16/18− and ASCUS+e

65

27.4

29

36.7

0.121

1.5 (0.90–2.62)

  1. ASCUS+ atypical squamous cells of undetermined significance or worse, HSIL+ high-grade squamous intraepithelial lesion or worse, LSIL+ low-grade squamous intraepithelial lesion or worse, NEG histologically negative, CIN cervical intraepithelial neoplasia (of grades 1, 2, and 3)
  2. *Ranking of hrHPV genotypes according to the positive predictive values for CIN2+ (Cuzick, 2016)
  3. **Other hrHPV: HPV35, 39, 45, 51, 52, 56, 58, 59, or 68 and HPV66 (a presumptive low-risk type)
  4. ^p value of two-sided Fisher´s exact test to evaluate differences in hrHPV prevalence as well as cytology results between cases and controls
  5. aIncludes HPV16/18+ and ASCUS, LSIL, HSIL, and cervical cancer. bIncludes HPV16/18+ and LSIL, HSIL, and cervical cancer. cIncludes HPV16/18+ and HSIL and cervical cancer. dIncludes HPV16/18+ and normal cytology. eIncludes HPV16/18− and ASCUS, LSIL, HSIL, and cervical cancer. Categories a, b, and c are not mutually exclusive